Classification of Hay 1902

G. †Allopus Marsh 1894
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Allopus littoralis Marsh 1894
G. †Collettosaurus Cox 1874
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G. †Notalacerta Butts 1891
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G. †Notamphibia Butts 1891
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Notamphibia magna Butts 1891
G. †Crucipes Butts 1891
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Crucipes parvus Butts 1891
G. †Grallator Hitchcock 1858
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Grallator cuneatus Hitchcock 1858
Grallator cursorius Hitchcock 1858
Grallator formosus Hitchcock 1858
Grallator gracilis Hitchcock 1837
Grallator parallelus Hitchcock 1837
Grallator tenuis Hitchcock 1858
G. †Chirotherium Kaup 1835
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Chirotherium barthii Kaup 1835
Chirotherium reiteri Moore 1873
Invalid names: Thenaropus King 1845 [synonym]
G. †Otozoum Hitchcock 1847
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Otozoum caudatum Hitchcock 1871
Otozoum moodii Hitchcock 1847
Otozoum parvum Hitchcock 1889
G. †Eubrontes Hitchcock 1845
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Eubrontes approximatus Hitchcock 1865
Eubrontes dananus Hitchcock 1845
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Invalid names: Brontozoum sillimani Hitchcock 1843 [synonym]
Eubrontes divaricatus Hitchcock 1865
Eubrontes expansus Hitchcock 1841
Eubrontes exsertus Hitchcock 1858
Eubrontes giganteus Hitchcock 1836
Eubrontes minusculus Hitchcock 1837
Eubrontes tuberatus Hitchcock 1858
Eubrontes tuberosus Hitchcock 1836
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Invalid names: Brontozoum validum Hitchcock 1858 [synonym]
Invalid names: Brontozoum Hitchcock 1847 [synonym]
G. †Shepardia Hitchcock 1858
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Shepardia palmipes Hitchcock 1858
G. †Triaenopus Hitchcock 1845
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Triaenopus baileyanus Hitchcock 1841
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Invalid names: Triaenopus emmonsianus Hitchcock 1841 [synonym], Triaenopus leptodactylus Hitchcock 1858 [synonym]
G. †Hyphepus Hitchcock 1858
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Hyphepus fieldi Hitchcock 1858
G. †Selenichnus Hitchcock 1858
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Selenichnus breviusculus Hitchcock 1858
Selenichnus falcatus Hitchcock 1858
G. †Anomoepus Hitchcock 1848
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Anomoepus cuneatus Hitchcock 1889
Anomoepus curvatus Hitchcock 1862
Anomoepus gracillimus Hitchcock 1844
Anomoepus intermedius Hitchcock 1862
Anomoepus isodactylus Hitchcock 1889
Anomoepus minimus Hitchcock 1862
Anomoepus scambus Hitchcock 1848
G. †Sauropus Hitchcock 1845
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Sauropus barrattii Hitchcock 1837
Sauropus ingens Hitchcock 1889
Invalid names: Chimaerichnus Hitchcock 1871 [synonym]
G. †Apatichnus Hitchcock 1858
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Apatichnus bellus Hitchcock 1858
Apatichnus circumagens Hitchcock 1858
Apatichnus crassus Hitchcock 1889
Apatichnus holyokensis Hitchcock 1889
Subph. Vertebrata Lamarck 1801 [vertebrate]
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Cl. Aves Linnaeus 1758 [bird]
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Subcl. Eurhipidura Gill 1874
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Superor. Euornithes Stejneger 1885
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Or. Cecomorphae Huxley 1867
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Superfm. Alcoidea Stejneger 1885
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Fm. Alcidae Leach 1820 [auk]
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G. Plautus Linnaeus 1758
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Plautus impennis Linnaeus 1758 [Great auk]
G. Uria Brisson 1760
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Uria affinis Marsh 1872
Uria antiqua Marsh 1870
Uria troile Lydekker 1891
Superfm. Laroidea Stejneger 1885
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Fm. Laridae Vigors 1825 [gull]
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G. †Hydrochelidon Boie
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Hydrochelidon nigra Linnaeus 1758 [black tern]
G. Larus Linnaeus 1758
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Larus argentatus Pontoppidan 1763 [herring gull]
Larus californicus Lawrence 1854 [California gull]
Larus canus Linnaeus 1758 [mew gull]
Larus oregonus Shufeldt 1891
Larus philadelphia Ord 1815 [Bonaparte's gull]
Larus robustus Shufeldt 1891
G. Sterna Linnaeus 1758 [tern]
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Sterna caspia Pallas 1770 [Caspian tern]
Sterna elegans Gambel 1849 [elegant tern]
Sterna forsteri Nuttall 1834 [Foster's tern]
G. Xema Leach 1819
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Xema sabinii Sabine 1819 [Sabine's gull]
Invalid names: Colymboidea Stejneger 1885 [empty], Procellaroidea Stejneger 1885 [empty], Pygopodes [synonym]
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Invalid names: Alectoropodes Cones 1884 [empty]
Or. Passeres Linnaeus 1758
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Fm. Corvidae Vigors 1825
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G. Corvus Linnaeus 1758 [crow]
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Corvus annectens Shufeldt 1891
Corvus corax Linnaeus 1758 [common raven]
Fm. Fringillidae Vigors 1825 [finch]
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G. †Cimolopteryx Marsh 1889
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Cimolopteryx rarus Marsh 1889
Cimolopteryx retustus Marsh 1892
G. †Palaeonornis Emmons 1857
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G. †Palaeospiza Allen 1878
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Palaeospiza bella Allen 1878
Fm. Icteridae Vigors 1825
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G. †Scolecophagus Swainson
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Scolecophagus affinis Shufeldt 1891
Invalid names: Passeriformes Linnaeus 1758 [synonym]
Or. Raptores Baird 1858
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Subor. Accipitres Linnaeus 1758
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Fm. Falconidae Vigors 1824
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G. Aquila Linnaeus 1758 [eagle]
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Aquila chrysaetos Linnaeus 1758 [golden eagle]
Aquila danana Marsh 1871
Aquila pliogryps Shufeldt 1891
Aquila sodalis Shufeldt 1891
Invalid names: Cathartides Coues 1884 [empty], Striges [empty]
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Superfm. Pelecanoidea Rafinesque 1815
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Fm. Pelecanidae Vigors 1825 [pelican]
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G. †Cyphornis Cope 1895
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Cyphornis magnus Cope 1895
G. Pelecanus Linnaeus 1758 [pelican]
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Pelecanus erythrorhynchos Gmelin 1789 [American white pelican]
Fm. Phalacrocoracidae Reichenbach 1850 [cormorant]
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G. †Graculavus Marsh 1872
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Graculavus pumilis Marsh 1872
Graculavus velox Marsh 1872
G. Phalacrocorax Brisson 1760 [cormorant]
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Phalacrocorax carbo Linnaeus 1758 [great cormorant]
Phalacrocorax perspicillatus Pallas 1811 [Spectacled cormorant]
Fm. Sulidae Reichenbach 1849 [booby]
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G. Sula Brisson 1760
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Sula bassana Linnaeus 1758 [northern gannett]
Sula loxostyla Cope 1870
Invalid names: Carinatae Merrem 1813 [synonym], Chenomorphae Huxley 1867 [empty], Grallae Linnaeus 1758 [empty], Herodii [empty], Picariae Blanchard 1859 [empty]
Superor. †Odontolcae Marsh 1875
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Invalid names: Dromaeopappi Stejneger 1885 [empty]
Superor. †Odontotormae Marsh 1875
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Invalid names: Pteropappi Stejneger 1885 [empty]
Invalid names: Dromaeognathae Huxley 1867 [empty]
Subcl. †Saururae Haeckel 1866
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Invalid names: Archaeornithes Gadow 1893 [synonym], Ornithopappi Stejneger 1885 [empty]
Cl. Batrachia Macartney 1802
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Or. Salientia Laurenti 1768 [frogs and relatives]
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G. †Eobatrachus Marsh 1887
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Eobatrachus agilis Marsh 1887
Fm. Ranidae Rafinesque 1814
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G. Rana Linnaeus 1758
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Rana temporaria Linnaeus 1758 [common frog]
Invalid names: Anura Fischer von Waldheim 1813 [synonym]
Or. Stegocephali Cope 1868
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Subor. †Microsauria Dawson 1863
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G. †Amblyodon Dawson 1882
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Amblyodon problematicum Dawson 1882
G. †Cercariomorphus Cope 1885
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Fm. †Diplocaulidae Cope 1881
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G. †Diplocaulus Cope 1877
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Diplocaulus limbatus Cope 1896
G. †Eurythorax Cope 1871
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Eurythorax sublaevis Cope 1871
Fm. †Hylonomidae Fritsch 1883
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G. †Brachydectes Cope 1868
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G. †Fritschia Dawson 1882
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Fritschia curtidentata Dawson 1876
G. †Hylerpeton Owen 1862
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Hylerpeton dawsonii Owen 1862
Hylerpeton intermedium Dawson 1894
Hylerpeton longidentatum Dawson 1876
G. †Hylonomus Dawson 1860
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Hylonomus latidens Dawson 1882
Hylonomus lyelli Dawson 1860
Hylonomus multidens Dawson 1882
Hylonomus wymani Dawson 1860
Invalid names: Hyloplesion Fritsch 1883 [synonym]
G. †Smilerpeton Dawson 1882
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Smilerpeton aciedentatum Dawson 1860
G. †Hyphasma Cope 1875
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Hyphasma laevis Cope 1875
Fm. †Molgophidae Cope 1875
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G. †Molgophis Cope 1868
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Molgophis macrurus Cope 1868
Molgophis wheatleyi Cope 1874
G. †Phlegethontia Cope 1871
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Phlegethontia serpens Cope 1871
Invalid names: Dolichosomatidae Lydekker 1889 [synonym], Phlegethontiidae Cope 1875 [synonym]
G. †Pleuroptyx Cope 1875
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Pleuroptyx clavatus Cope 1875
Fm. †Ptyoniidae Cope 1875
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G. †Ctenerpeton Cope 1897
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G. †Keraterpeton Wright and Huxley 1866
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Keraterpeton galvani Huxley 1867
G. †Oestocephalus Cope 1868
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Oestocephalus remex Cope 1868
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Invalid names: Oestocephalus amphiuminum Cope 1868 [synonym]
G. †Ptyonius Cope 1875
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Ptyonius marshii Cope 1869
Ptyonius nummifer Cope 1875
Ptyonius pectinatus Cope 1868
Ptyonius serrula Cope 1871
G. †Thyrsidium Cope 1875
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Fm. †Tuditanidae Cope 1875
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G. †Cocytinus Cope 1871
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Cocytinus gyrinoides Cope 1871
G. †Tuditanus Cope 1871
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Tuditanus huxleyi Cope 1875
Tuditanus longipes Cope 1875
Tuditanus mordax Cope 1874
Tuditanus obtusus Cope 1868
Tuditanus punctulatus Cope 1875
Tuditanus radiatus Cope 1874
Tuditanus tabulatus Cope 1877
Invalid names: Branchiosauria [synonym], Lepospondyli von Zittel 1887 [synonym], Protritonidae Nicholson and Lydekker 1889 [empty]
Invalid names: Apoecospondyli Hay 1902 [empty]
Or. Urodela Duméril 1805 [salamander]
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G. †Hemitrypus Cope 1876
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G. †Scapherpeton Cope 1876
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Scapherpeton excisum Cope 1876
Scapherpeton favosum Cope 1876
Scapherpeton tectum Cope 1876
Cl. Elasmobranchii Bonaparte 1838 [elasmobranch]
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Subcl. Holocephala Bonaparte 1832 [chimaera]
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Superfm. Chimaeroidea
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G. †Bryactinus Cope 1875
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Bryactinus amorphus Cope 1875
G. Chimaera Linnaeus 1758
G. †Dictyorhabdus Walcott 1892
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Dictyorhabdus priscus Walcott 1891
Invalid names: Palaechimaera Walcott 1891 [synonym]
G. †Edaphodon Buckland 1838
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Edaphodon bucklandi Agassiz 1843
Edaphodon divaricatus Cope 1869
Edaphodon eocaenus Woodward 1891
Edaphodon fecundus Cope 1875
Edaphodon gaskillii Cope 1875
Edaphodon incrassatus Cope 1875
Edaphodon laqueatus Leidy 1873
Edaphodon laterigerus Cope 1869
Edaphodon latidens Cope 1875
Edaphodon miersii Marsh 1869
Edaphodon mirificus Leidy 1856
Edaphodon monolophus Cope 1869
Edaphodon smockii Cope 1869
Edaphodon solidulus Cope 1869
Edaphodon stenobryus Cope 1875
Edaphodon tripartitus Cope 1875
Invalid names: Diphrissa Cope 1875 [synonym], Dipristis Marsh [synonym], Eumylodus Leidy 1873 [synonym], Ischyodus Egerton 1843 [synonym]
G. †Hedronchus Cope 1876
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Hedronchus sternbergi Cope 1876
G. †Isotaenia Cope 1875
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G. †Leptomylus Cope 1869
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Leptomylus densus Cope 1869
Leptomylus forfex Cope 1875
G. †Myledaphus Cope 1876
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Myledaphus bipartitus Cope 1876
G. †Mylognathus Leidy 1856
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Mylognathus priscus Leidy 1856
G. †Sphagepoea Cope 1869
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Sphagepoea aciculata Cope 1869
Fm. †Ptyctodontidae Woodward 1891
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G. †Palaeomylus Woodward 1891
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Palaeomylus crassus Newberry 1873
Palaeomylus frangens Newberry 1878
Palaeomylus greenei Newberry 1889
G. †Ptyctodus Pander 1858
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Ptyctodus calceolus Newberry and Worthen 1866
Ptyctodus compressus Eastman 1898
Ptyctodus ferox Eastman 1898
Ptyctodus obliquus Pander 1858
G. †Rhynchodus Newberry 1873
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Rhynchodus excavatus Newberry 1877
Rhynchodus occidentalis Newberry 1878
Rhynchodus secans Newberry 1873
Unr. †Ichthyodorulites Buckland
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G. †Acanthaspis Newberry 1875
G. †Acondylacanthus John and Worthen 1875
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Acondylacanthus aequicostatus Saint John and Worthen 1875
Acondylacanthus gracilis Saint John and Worthen 1875
Acondylacanthus gracillimus Newberry and Worthen 1866
Acondylacanthus mudgianus Saint John and Worthen 1883
Acondylacanthus nuperus St John and Worthen 1883
Acondylacanthus rectus Saint John and Worthen 1883
G. †Amacanthus St John and Worthen 1875
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Amacanthus gibbosus Newberry and Worthen 1866
G. †Anaclitacanthus St. John and Worthen 1875
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Anaclitacanthus semicostatus Saint John and Worthen 1875
G. †Apateacanthus Woodward 1891
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Apateacanthus vetustus Clarke 1885
G. †Asteroptychius Agassiz 1843
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Asteroptychius bellulus Saint John and Worthen 1875
Asteroptychius elegans Newberry 1889
Asteroptychius gracilis Newberry 1897
Asteroptychius keokuk Saint John and Worthen 1875
Asteroptychius ornatus Agassiz 1843
Asteroptychius sanctiludovici Saint John and Worthen 1875
Asteroptychius tenellus Saint John and Worthen 1883
Asteroptychius tenuis Saint John and Worthen 1875
Asteroptychius triangularis Newberry and Worthen 1870
Asteroptychius vetustus Saint John and Worthen 1875
G. †Batacanthus St John and Worthen 1870
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Batacanthus baculiformis Saint John and Worthen 1875
Batacanthus necis Saint John and Worthen 1883
Batacanthus stellatus Newberry and Worthen 1866
G. †Bythiacanthus StJohn and Worthen 1875
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Bythiacanthus siderius Leidy 1870
Bythiacanthus vanhornei StJohn and Worthen 1875
G. †Callognathus Newberry 1890
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Callognathus regularis Newberry 1889
Callognathus serratus Newberry 1889
G. Coelorhynchus Agassiz 1843
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Coelorhynchus acus Cope 1870
Coelorhynchus ornatus Leidy 1856
Coelorhynchus rectus Agassiz 1843
Invalid names: Cylindracanthus Leidy 1856 [synonym]
G. †Cosmacanthus Agassiz 1845
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Cosmacanthus bullatus Saint John and Worthen 1875
Cosmacanthus malcolmsoni Agassiz 1844
Cosmacanthus stellatus Saint John and Worthen 1875
Invalid names: Geisacanthus St John and Worthen 1875 [synonym]
G. †Ctenacanthus Agassiz 1836
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Ctenacanthus acutus Eastman 1897
Ctenacanthus angulatus Newberry and Worthen 1866
Ctenacanthus angustus Newberry 1889
Ctenacanthus burlingtonensis Stjohn and Worthen 1875
Ctenacanthus buttersi St John and Worthen 1883
Ctenacanthus cannaliratus Stjohn and Worthen 1883
Ctenacanthus chemungensis Claypole 1885
Ctenacanthus clarkii Newberry 1889
Ctenacanthus compressus Newberry 1889
Ctenacanthus coxianus Stjohn and Worthen 1883
Ctenacanthus cylindricus Newberry 1889
Ctenacanthus deflexus St. John and Worthen 1883
Ctenacanthus depressus Newberry 1897
Ctenacanthus elegans Tuomey 1858
Ctenacanthus excavatus Saint John and Worthen 1875
Ctenacanthus fallax Woodward 1891
Ctenacanthus formosus Newberry 1873
Ctenacanthus furcicarinatus Newberry 1875
Ctenacanthus gemmatus Saint John and Worthen 1875
Ctenacanthus gradocostatus Saint John and Worthen 1875
Ctenacanthus gurleyi Newberry 1897
Ctenacanthus harrisoni St. John and Worthen 1883
Ctenacanthus keokuk Saint John and Worthen 1875
Ctenacanthus littoni Newberry 1889
Ctenacanthus major Agassiz 1836
Ctenacanthus marshii Newberry 1873
Ctenacanthus mayi Newberry and Worthen 1870
Ctenacanthus pellensis Saint John and Worthen 1883
Ctenacanthus pugiunculus Saint John and Worthen 1875
Ctenacanthus randalli Newberry 1889
Ctenacanthus sculptus Saint John and Worthen 1875
Ctenacanthus similis Saint John and Worthen 1875
Ctenacanthus speciosus Saint John and Worthen 1875
Ctenacanthus spectabilis St. John and Worthen 1875
Ctenacanthus triangularis Newberry 1873
Ctenacanthus varians St. John and Worthen 1875
Ctenacanthus vetustus Newberry 1873
Ctenacanthus wrighti Newberry 1884
Ctenacanthus xiphias Saint John and Worthen 1883
G. †Cyrtacanthus Newberry 1873
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Cyrtacanthus dentatus Newberry 1873
G. †Eczematolepis Miller 1892
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Eczematolepis fragilis Newberry 1857
Eczematolepis pustulosus Newberry 1875
Invalid names: Acantholepis Newberry 1875 [replaced]
G. †Edestus Leidy 1855
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Edestus giganteus Newberry 1888
Edestus heinrichsii Newberry and Worthen 1870
Edestus lecontei Dean 1898
Edestus minor Newberry 1866
Edestus vorax Leidy 1855
G. †Erismacanthus M'Coy 1848
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Erismacanthus jonesii M'Coy 1848
Erismacanthus maccoyanus Stjohn and Worthen 1875
G. †Euctenius Traquair 1881
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Euctenius unilateralis Barkas 1874
G. †Eunemacanthus StJohn and Worhten 1883
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Eunemacanthus costatus Newberry and Worthen 1866
G. †Gamphacanthus Miller 1892
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Gamphacanthus politus Newberry 1889
Gamphacanthus uddeni Lindahl 1897
Invalid names: Heteracanthus Newberry 1889 [replaced]
G. †Gampsacanthus Saint John and Worthen 1875
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Gampsacanthus latus Saint John and Worthen 1875
Gampsacanthus squamosus Saint John and Worthen 1875
Gampsacanthus typus Saint John and Worthen 1875
G. †Glymmatacanthus StJohn and Worhten 1875
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Glymmatacanthus irishii StJohn et al. 1883
Glymmatacanthus petrodoides StJohn et al. 1883
Glymmatacanthus rudis StJohn et al. 1883
G. †Gyracanthus Agassiz 1836
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Gyracanthus alleni Newberry 1873
Gyracanthus compressus Newberry 1873
Gyracanthus cordatus Saint John and Worthen 1883
Gyracanthus duplicatus Dawson 1868
Gyracanthus formosus Agassiz 1836
Gyracanthus incurvatus Traquair 1890
Gyracanthus inornatus Newberry 1889
Gyracanthus magnificus Dawson 1868
Gyracanthus sherwoodi Newberry 1889
G. †Harpacanthus Traquair 1886
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G. †Homacanthus Agassiz 1845
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Homacanthus arcuatus Agassiz 1844
Homacanthus gracilis Whiteaves 1889
G. †Hoplonchus Davis 1876
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Hoplonchus elegans Davis 1876
Hoplonchus parvulus Newberry 1875
G. †Lecracanthus Saint John and Worthen 1875
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Lecracanthus unguiculus Saint John and Worthen 1875
G. †Listracanthus Newberry and Worthen 1870
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Listracanthus hildrethi Newberry 1875
Listracanthus hystrix Newberry and Worthen 1870
G. †Machaeracanthus Newberry 1857
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Machaeracanthus major Newberry 1857
Machaeracanthus peracutus Newberry 1857
Machaeracanthus sulcatus Newberry 1857
G. †Marracanthus St. John and Worthen 1875
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Marracanthus rectus Newberry and Worthen 1866
G. †Oestophorus Miller 1892
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Oestophorus lilleyi Newberry 1889
Invalid names: Sphenophorus Newberry 1889 [replaced]
G. †Onchus Agassiz 1837
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Onchus clintoni Claypole 1885
Onchus murchisoni Agassiz 1837
Onchus pennsylvanicus Claypole 1885
Onchus rectus Eastman 1899
G. †Oracanthus Agassiz 1836
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Oracanthus lineatus Newberry 1897
Oracanthus milleri Agassiz 1836
Oracanthus multiseriatus Newberry 1857
Oracanthus obliquus Saint John and Worthen 1875
Oracanthus pnigeus Newberry and Worthen 1866
Oracanthus rectus Saint John and Worthen 1883
Oracanthus trigonalis Saint John and Worthen 1883
Oracanthus vetustus Leidy 1855
Invalid names: Pnigeacanthus St John and Worthen 1883 [synonym]
G. †Phlyctaenacanthus Eastman 1898
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Phlyctaenacanthus telleri Eastman 1898
G. †Physonemus Agassiz 1843
+
Physonemus arcuatus McCoy 1848
Physonemus carinatus Saint John and Worthen 1875
Physonemus chesterensis St. John and Worthen 1875
Physonemus depressus Stjohn and Worthen 1875
Physonemus gigas Newberry and Worthen 1870
Physonemus parvulus St. John and Worthen 1875
Physonemus proclivus St. John and Worthen 1875
Physonemus stellatus Newberry 1889
G. †Prospiraxis Williams 1887
+
Prospiraxis major Newberry 1885
Prospiraxis randallii Newberry 1885
G. †Stethacanthus Newberry 1889
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Stethacanthus altonensis St. John and Worthen 1875
Stethacanthus compressus Newberry 1897
Stethacanthus productus Newberry 1897
Stethacanthus tumidus Newberry 1889
G. †Xystracanthus Leidy 1859
+
Xystracanthus acinaciformis Saint John and Worthen 1875
Xystracanthus anceps Newberry and Worthen 1866
Xystracanthus arcuatus Leidy 1859
Xystracanthus gemmatus Newberry and Worthen 1866
Xystracanthus mirabilis Saint John and Worthen 1875
Xystracanthus reversus Saint John and Worthen 1875
Subcl. †Plagiostomata Cuvier
+
Superor. Euselachii Hay 1902
+
Or. Selacha [shark]
+
Subor. Rajae
+
Superfm. †Masticura Gill 1872
+
Fm. Dasyatidae Jordan 1888 [whiptail stingray]
+
G. Dasyatis Rafinesque 1810
+
Dasyatis carolinensis Emmons 1858
Dasyatis hastata De Kay 1842
Dasyatis radians Marsh 1877
+
Invalid names: Xiphotrygon acutidens Cope 1879 [synonym]
Dasyatis ujus Rafinesque 1810
+
Invalid names: Dasyatis pastinica Linnaeus 1758 [synonym]
Invalid names: Heliobatis [synonym], Xiphotrygon Cope 1879 [synonym]
Fm. Mantidae Latreille 1802 [praying mantis]
+
G. Manta Bancroft 1829 [manta]
+
Manta unios Leidy 1876
Invalid names: Ceratoptera [synonym]
Invalid names: Mobulidae Gill 1893 [synonym]
Fm. Myliobatidae Bonaparte 1838 [eagle ray]
+
G. Aetobatus Blainville 1816
+
Aetobatus arcuatus Agassiz 1843
Aetobatus narinari Euphrasen 1790
Aetobatus perspicuus Leidy 1855
Aetobatus profundus Cope 1867
G. †Mesobatis Leidy 1877
+
Mesobatis eximius Leidy 1855
G. Myliobatis Cuvier 1816
+
Myliobatis aquila Linnaeus 1758
Myliobatis bisulcus Marsh 1869
Myliobatis copeanus Clark 1895
Myliobatis fastigiatus Leidy 1876
Myliobatis gigas Cope 1868
Myliobatis glottoides Cope 1870
Myliobatis holmesii Gibbes 1849
Myliobatis jugosus Leidy 1876
Myliobatis leidyi Hay 1899
Myliobatis mordax Leidy 1877
Myliobatis pachyodon Cope 1868
Myliobatis rectidens Cope 1870
Myliobatis rugosus Leidy 1855
Myliobatis transversalis Gibbes 1850
G. †Plinthicus Cope 1869
+
Plinthicus stenodon Cope 1869
G. Rhinoptera Cuvier 1829 [cownose ray]
+
Rhinoptera dubia Leidy 1855
Rhinoptera marginata Saint-Hilaire 1809
Invalid names: Zygobatis Agassiz 1838 [synonym]
+
G. †Hemiptychodus Jaekel 1894
+
Hemiptychodus mortoni Mantell 1836
G. †Ptychodus Agassiz 1834
+
Ptychodus anonymus Williston 1900
Ptychodus decurrens Agassiz 1838
Ptychodus janevaii Cope 1874
Ptychodus mammillaris Agassiz 1835
Ptychodus martini Williston 1900
Ptychodus occidentalis Leidy 1868
Ptychodus papillosus Cope 1875
Ptychodus parvulus Whiteaves 1889
Ptychodus polygyrus Agassiz 1835
Ptychodus whipplei Marcou 1858
Invalid names: Batoidei [synonym], Pachyura Gill 1872 [empty], Tectospondyli [synonym]
Subor. Squali Müller and Henle 1838
+
Superfm. †Hexanchoidea Hay 1902
+
Fm. Hexanchidae Gray 1851 [cow shark]
+
G. Heptranchias Rafinesque 1810 [sevengill shark]
+
Heptranchias cinereus Gmelin 1789
Heptranchias primigenius Agassiz 1835
G. †Xiphodolamia Leidy 1877
+
Xiphodolamia ensis Leidy 1877
Invalid names: Galeoidea Hay 1902 [empty], Heterodontoidea Hay 1902 [empty], Petalodontoidea Hay 1902 [empty], Squaloidea [empty]
Superor. †Ichthyotomi Cope
+
Or. †Acanthodii Owen 1846 [spiny fish]
+
Fm. †Acanthoessidae Hay 1902
+
G. †Acanthoessus Agassiz 1832
+
Acanthoessus affinis Whiteaves 1887
Acanthoessus concinnus Whiteaves 1887
Acanthoessus pristis Clarke 1885
Acanthoessus semistriatus Woodward 1892
Invalid names: Acanthodes Agassiz 1833 [synonym], Holacanthodes Beyrich 1848 [synonym], Mesacanthus Traquair 1888 [synonym]
G. †Cheiracanthus Agassiz 1835
+
Cheiracanthus costellatus Traquair 1884
Cheiracanthus murchisoni Agassiz 1835
Invalid names: Acanthodidae Huxley 1861 [replaced]
Fm. †Diplacanthidae Woodward 1891
+
G. †Climatius Agassiz 1845
+
Climatius latispinosus Whiteaves 1881
Climatius reticulatus Agassiz 1845
+
Invalid names: Euthacanthus macnicoli Powrie 1864 [synonym]
Invalid names: Euthacanthus Powrie 1864 [synonym]
G. †Diplacanthus Agassiz 1843
+
Invalid names: Rhadinacanthus Traquair 1888 [synonym]
Invalid names: Pleuracanthides Haeckel 1895 [empty], Pleuropterygia [empty]
Cl. Mammalia Linnaeus 1758 [mammal]
+
Subcl. Eutheria Huxley 1880 [eutherian]
+
Superor. Didelphia Cope 1889
+
Or. Marsupialia Illiger 1811 [marsupial]
+
Subor. Polyprotodontia Owen 1866
+
Fm. †Amphitheriidae Owen 1846
+
G. †Dicrocynodon Marsh
+
Dicrocynodon victor Marsh 1880
Invalid names: Diplocynodon Marsh 1880 [replaced]
G. †Docodon Marsh 1881
+
Docodon striatus Marsh 1881
G. †Ennacodon Marsh
+
Ennacodon affinis Marsh 1887
Ennacodon crassus Marsh 1887
Invalid names: Enneodon Prangner 1845 [replaced]
Invalid names: Diplocynodontidae Marsh 1887 [synonym]
Fm. †Cimolestidae Marsh 1889
+
G. †Batodon Marsh 1892
+
Batodon tenuis Marsh 1892
G. †Cimolestes Marsh 1889
+
Cimolestes curtus Marsh 1889
Cimolestes incisus Marsh 1889
G. †Didelphodon Marsh 1889
+
Didelphodon comptus Marsh 1889
Didelphodon ferox Marsh 1889
Didelphodon vorax Marsh 1889
Invalid names: Didelphops Marsh 1889 [synonym]
G. †Pediomys Marsh 1889
+
Pediomys elegans Marsh 1889
G. †Telacodon Marsh 1892
+
Telacodon laevis Marsh 1892
Telacodon praestans Marsh 1892
Fm. Didelphidae Gray 1821 [opossum]
+
G. Didelphis Linnaeus 1758 [large American opossum]
+
Didelphis alternans Cope 1873
Didelphis comstocki Cope 1884
Didelphis fugax Cope 1873
+
Invalid names: Herpetotherium stevensonii Cope 1873 [synonym], Miothen gracile Cope 1873 [synonym]
Didelphis huntii Cope 1873
Didelphis marginalis Cope 1873
Didelphis marsupialis Linnaeus 1758 [common opossum]
Didelphis pygmaea Scott 1894
Didelphis scalaris Cope 1873
Didelphis tricuspis Cope 1873
Didelphis virginiana Kerr 1792 [Virginia opossum]
Invalid names: Didelphys Linnaeus 1758 [misspelling], Embassis Cope 1873 [synonym], Herpetotherium Cope 1873 [synonym]
Fm. †Dryolestidae Marsh 1879
+
G. †Asthenodon Marsh 1887
+
Asthenodon segnis Marsh 1887
G. †Dryolestes Marsh 1878
+
Dryolestes arcuatus Marsh 1879
Dryolestes gracilis Marsh 1881
Dryolestes obtusus Marsh 1880
Dryolestes priscus Marsh 1878
Dryolestes tenax Marsh 1889
Dryolestes vorax Marsh 1879
G. †Laodon Marsh 1887
+
Laodon venustus Marsh 1887
G. †Stylacodon Marsh 1879
+
Stylacodon gracilis Marsh 1879
Stylacodon validus Marsh 1880
Fm. †Paurodontidae Marsh 1887
+
G. †Paurodon Marsh 1887
+
Paurodon valens Marsh 1887
Fm. †Stagodontidae Marsh 1889
+
G. †Platacodon Marsh 1889
+
Platacodon nanus Marsh 1889
G. †Stagodon Marsh 1889
+
Stagodon nitor Marsh 1889
Stagodon tumidus Marsh 1889
Stagodon validus Marsh 1892
G. †Thlaeodon Cope 1892
+
Thlaeodon padanicus Cope 1892
Fm. †Triconodontidae Marsh 1887
+
Subfm. †Spalacotheriinae Marsh 1887
+
G. †Menacodon Marsh 1887
+
Menacodon rarus Marsh 1887
Subfm. †Tinodontinae Marsh 1887
+
G. †Tinodon Marsh 1879
+
Tinodon bellus Marsh 1879
Tinodon lepidus Marsh 1879
Tinodon robustus Marsh 1879
Invalid names: Triconodontinae Hay 1902 [empty]
Superor. Monodelphia Gill 1872
+
Or. Amblypoda Cope 1884
+
Subor. †Dinocerea Marsh 1872
+
Fm. †Tinoceridae Marsh 1872
+
G. †Dinoceras Marsh 1872
+
Dinoceras agreste Marsh 1885
Dinoceras cuneum Marsh 1885
Dinoceras distans Marsh 1885
Dinoceras laticeps Marsh 1873
Dinoceras lucare Marsh 1873
Dinoceras mirabile Marsh 1872
Dinoceras reflexum Marsh 1885
Invalid names: Octotomus Cope 1885 [synonym], Paroceras Marsh 1884 [synonym]
G. †Elachoceras Scott 1886
+
Elachoceras parvum Scott 1886
G. †Eobasileus Cope 1872
+
Eobasileus furcatus Cope 1872
G. †Tinoceras Marsh 1872
+
Tinoceras affine Marsh 1885
Tinoceras anceps Marsh 1871
Tinoceras annectens Marsh 1885
Tinoceras cornutum Cope 1872
Tinoceras crassifrons Marsh 1885
Tinoceras galeatum Cope 1873
Tinoceras grande Marsh 1872
Tinoceras hians Marsh 1885
Tinoceras ingens Marsh 1885
Tinoceras jugum Marsh 1885
Tinoceras lacustre Marsh 1872
Tinoceras latum Marsh 1885
Tinoceras longiceps Marsh 1885
Tinoceras pugnax Marsh 1885
Tinoceras speirianum Osborn 1881
Tinoceras stenops Marsh 1885
Tinoceras vagans Marsh 1885
G. †Uintatherium Leidy 1872
+
Uintatherium alticeps Scott 1886
Uintatherium latifrons Marsh 1885
Uintatherium leidianum Osborn et al. 1878
Uintatherium princeps Osborn et al. 1878
Uintatherium robustum Leidy 1872
+
Invalid names: Uintamastix atrox Leidy 1872 [synonym]
Uintatherium segne Marsh 1885
Invalid names: Ditetrodon Cope 1885 [synonym], Uintamastix Leidy 1872 [synonym]
Invalid names: Tinoceratidae Marsh 1873 [synonym], Uintatheriidae Flower 1876 [synonym]
Invalid names: Dinocerata Marsh 1872 [synonym]
G. †Ectoconodon Osborn 1898
+
Ectoconodon petersoni Osborn 1898
Subor. †Pantodonta Cope 1873 [pantodont]
+
Fm. †Coryphodontidae Marsh 1876
+
G. †Coryphodon Owen 1845
+
Coryphodon anax Cope 1882
+
Invalid names: Bathmodon pachypus Cope 1883 [synonym]
Coryphodon armatus Cope 1872
Coryphodon cinctus Cope 1882
Coryphodon cuspidatus Cope 1875
Coryphodon eocaenus Owen 1846
Coryphodon hamatus Marsh 1876
Coryphodon latidens Cope 1875
Coryphodon latipes Cope 1873
Coryphodon lobatus Cope 1877
Coryphodon marginatus Cope 1882
Coryphodon molestus Cope 1874
+
Invalid names: Coryphodon simus Cope 1874 [synonym]
Coryphodon obliquus Cope 1877
Coryphodon radians Cope 1872
Coryphodon repandus Cope 1882
Coryphodon singularis Osborn 1898
Coryphodon testis Cope 1882
Coryphodon ventanus Osborn 1898
Coryphodon wortmani Osborn 1898
Invalid names: Bathmodon Cope 1872 [synonym], Loxolophodon Cope 1872 [synonym], Metalophodon Cope 1872 [synonym]
Invalid names: Bathmodontidae Cope 1873 [synonym]
Invalid names: Bathyopsidae Osborn 1898 [empty]
G. †Protolambda Osborn 1898
+
Protolambda hatcheri Osborn 1898
G. †Synconodon Osborn 1898
+
Synconodon sexcuspis Osborn 1898
Invalid names: Taligrada Cope 1882 [empty]
Or. †Ancylopoda Cope 1889
+
Superfm. †Chalicotherioidea Gill 1872
+
Fm. †Chalicotheriidae Gill 1872 [chalicothere]
+
G. †Chalicotherium Kaup 1833
+
G. †Moropus Marsh 1877
+
Moropus distans Marsh 1877
Moropus elatus Marsh 1877
Moropus senex Marsh 1877
G. †Sphenocoelus Osborn 1895
+
Sphenocoelus uintensis Osborn 1895
Invalid names: Moropodidae Marsh 1877 [synonym]
Or. Bruta Linnaeus 1758
+
Subor. †Taeniodonta Cope 1876 [taeniodont]
+
Fm. †Conoryctidae Wortman 1896
+
G. †Conoryctes Cope 1881
+
Conoryctes comma Cope 1881
+
Invalid names: Hexodon molestus Cope 1884 [synonym]
Invalid names: Hexodon Cope 1884 [synonym]
G. †Onychodectes Cope 1888
+
Onychodectes rarus Osborn and Earle 1895
Fm. †Stylinodontidae Marsh 1875
+
G. †Calamodon Cope 1874
+
Calamodon arcamoenus Cope 1874
Calamodon simplex Cope 1874
G. †Dryptodon Marsh 1876
+
Dryptodon crassus Marsh 1876
G. †Ectoganus Cope 1874
+
Ectoganus gliriformis Cope 1874
G. †Psittacotherium Cope 1882
+
+
Invalid names: Hemiganus vultuosus Cope 1882 [synonym]
Invalid names: Hemiganus Cope 1882 [synonym]
G. †Stylinodon Marsh 1874
+
Stylinodon mirus Marsh 1874
G. †Wortmania Hay 1899
+
Wortmania otariidens Cope 1885
Invalid names: Calamodontidae [synonym], Ectoganidae [synonym]
Subor. Xenarthra Cope 1889 [edentate]
+
Fm. Dasypodidae Gray 1821 [armadillo]
+
G. †Chlamytherium Lund 1838
+
Fm. †Glyptodontidae Burmeister 1879 [glyptodon]
+
G. †Glyptodon Owen 1839
+
Glyptodon clavipes Owen 1839
Glyptodon euphractus Lund 1839
Glyptodon petaliferus Cope 1888
Glyptodon reticulatus Owen 1845
+
Invalid names: Glyptodon asper Burmeister 1866 [synonym], Glyptodon typus Nodot 1857 [synonym]
G. †Tomiopsis Cope 1893
+
Fm. †Megatheriidae Gray 1821
+
G. †Ereptodon Leidy 1853
+
Ereptodon priscus Leidy 1853
G. †Megalonyx Harlan 1825
+
Megalonyx dissimilis Leidy 1855
Megalonyx jeffersonii Desmarest 1822 [Jefferson's ground sloth]
+
Invalid names: Megalonyx laqueatus Harlan 1831 [synonym]
Megalonyx leidyi Lindahl 1892
Megalonyx leptostomus Cope 1893
Megalonyx loxodon Cope 1871
Megalonyx scalper Cope 1899
Megalonyx tortulus Cope 1871
Megalonyx validus Leidy 1868
Megalonyx wheatleyi Cope 1871
+
Invalid names: Megalonyx sphenodon Cope 1871 [synonym]
G. †Megatherium Cuvier 1796
+
Megatherium americanum Cuvier 1796
Megatherium mirabile Leidy 1855
G. †Morotherium Marsh 1874
+
Morotherium gigas Marsh 1874
Morotherium leptonyx Marsh 1874
G. †Mylodon Owen 1859
+
Mylodon harlani Owen 1840 [Harlan's ground sloth]
+
Invalid names: Eubradys antiquus Leidy 1853 [synonym], Oryctotherium missouriense Harlan 1841 [synonym]
Mylodon renidens Cope 1895
Mylodon sodalis Cope 1878
Mylodon sulcidens Cope 1895
Invalid names: Eubradys [synonym], Orycterotherium Bronn 1838 [synonym]
Invalid names: Megalonychidae Gervais 1855 [synonym], Mylodontidae Ameghino 1889 [synonym]
Invalid names: Gravigrada [synonym], Pilosa Flower 1883 [synonym]
Invalid names: Edentata Cuvier 1798 [synonym]
Or. Cete Linnaeus 1758
+
Subor. Odontocete Flower 1867 [toothed whale]
+
Fm. Delphinidae Gray 1821 [dolphin]
+
Subfm. Delphinapterinae Gill 1871
+
G. Delphinapterus Lacépède 1804 [beluga]
+
Delphinapterus leucas Pallas 1776 [beluga whale]
+
Invalid names: Beluga catodon Gray 1846 [synonym]
Delphinapterus vermontana Thompson 1850
G. Monodon Linnaeus 1758 [narwhal]
+
Monodon monoceros Linnaeus 1758 [narhwal]
Subfm. †Delphininae Flower 1867
+
G. Delphinus Linnaeus 1758 [common dolphin]
+
Delphinus delphis Linnaeus 1758 [short-beaked common dolphin]
Delphinus occiduus Leidy 1868
Fm. Physeteridae Gray 1821 [sperm whale]
+
G. †Hoplocetus Gervais 1852
+
Hoplocetus crassidens Gervais 1852
Hoplocetus obesus Leidy 1868
Invalid names: Balaenodon Owen 1846 [synonym]
Subfm. Ziphiinae Gray 1850 [beaked whale]
+
G. †Anoplonassa Cope 1869
+
Anoplonassa forcipata Cope 1869
G. †Choneziphius Duvernoy 1851
+
Choneziphius coelops Leidy 1876
Choneziphius liops Leidy 1876
Choneziphius trachops Leidy 1876
G. Mesoplodon Gervais 1850
+
Mesoplodon prorops Leidy 1876
Mesoplodon sowerbensis Blainville 1817
Invalid names: Belemnoziphius Huxley 1864 [synonym]
G. †Pelycorhamphus Cope 1895
+
G. †Proroziphius Leidy 1876
+
Proroziphius chonops Leidy 1876
Proroziphius macrops Leidy 1876
Invalid names: Physeterinae Flower 1867 [empty]
Fm. Platanistidae Gray 1846
+
G. †Ixacanthus Cope 1868
+
Ixacanthus atropius Cope 1868
Ixacanthus conradi Leidy 1852
Ixacanthus spinosus Cope 1868
Ixacanthus stenus Cope 1868
Invalid names: Belosphys Cope 1875 [synonym]
Invalid names: Platanistinae Flower 1867 [empty]
Fm. †Squalodontidae Brandt 1873
+
G. †Agorophius Cope 1895
+
Agorophius pygmaeus Muller 1849
G. †Ceterhinops Leidy 1877
+
Ceterhinops longifrons Leidy 1877
G. †Graphiodon Leidy 1870
+
Graphiodon vinearius Leidy 1870
G. †Squalodon Grateloup 1840
+
Squalodon atlanticus Leidy 1856
Squalodon debilis Leidy 1857
Squalodon grateloupii von Meyer 1843
Squalodon holmesii Leidy 1853
Squalodon modestus Leidy 1869
Squalodon pelagius Leidy 1869
Squalodon protervus Cope 1867
Squalodon tiedemani Allen 1887
Invalid names: Colophonodon Leidy 1853 [synonym], Cynorca Cope 1867 [synonym], Macrophoca Leidy 1856 [synonym], Phocodon Agassiz 1841 [synonym], Rhizoprion Jourdan 1861 [synonym]
Invalid names: Denticete Gray 1864 [synonym]
Subor. †Zeuglodontes Pictet 1853
+
Fm. †Basilosauridae Cope 1867
+
G. †Basilosaurus Harlan 1834
+
Basilosaurus brachyspondylus Müller 1849
Basilosaurus cetoides Owen 1839
+
Invalid names: Zeuglodon macrospondylus Müller 1849 [synonym]
Invalid names: Zeuglodon Owen 1839 [synonym]
G. †Dorudon Gibbes 1845
+
Dorudon serratus Gibbes 1845
+
Invalid names: Pontogeneus priscus Leidy 1852 [synonym], Zeuglodon hydrarchus Carus 1849 [synonym]
Invalid names: Pontogeneus Leidy 1852 [synonym]
G. †Pontobasileus Leidy 1873
+
G. †Saurocetus Agassiz 1848
+
Saurocetus gibbesii Agassiz 1848
Invalid names: Zeuglodontidae Bonaparte 1849 [synonym]
Invalid names: Archaeoceti Flower 1883 [synonym]
Invalid names: Cetacea Brisson 1762 [synonym], Mysticete Gray 1864 [empty]
Or. Chiroptera Blumenbach 1779 [bat]
+
Fm. Vespertilionidae Gray 1821 [vesper bat]
+
G. †Nyctilestes Marsh 1872
+
Nyctilestes serotinus Marsh 1872
G. †Nyctitherium Marsh 1872
+
Nyctitherium priscum Marsh 1872
Nyctitherium velox Marsh 1872
G. Pipistrellus Kaup 1829 [pipistrelle bat]
+
G. Vespertilio Linnaeus 1758
+
Vespertilio fuscus Beauvois 1796 [big brown bat]
Vespertilio murinus Linnaeus 1758
Or. Ferae Linnaeus 1758
+
Subor. †Creodonta Cope 1875 [creodont]
+
Fm. †Arctocyonidae Murray 1866 [condylarth]
+
G. †Anacodon Cope 1882
+
Anacodon ursidens Cope 1882
G. †Arctocyon Blainville 1841
+
G. †Claenodon Scott 1892
+
Claenodon corrugatus Cope 1883
Claenodon ferox Cope 1883
Fm. †Hyaenodontidae Leidy 1869
+
Subfm. †Hyaenodontinae Trouessart 1885
+
G. †Hemipsalodon Cope 1885
+
Hemipsalodon grandis Cope 1885
G. †Hyaenodon Laizer and Parieu 1838
+
Hyaenodon crucians Leidy 1853
Hyaenodon cruentus Leidy 1853
Hyaenodon horridus Leidy 1853
Hyaenodon leptorhynchus Laizer and Parieu 1838
Hyaenodon mustelinus Scott 1894
Hyaenodon paucidens Osborn and Wortman 1894
G. †Oxyaenodon Matthew 1899
+
Oxyaenodon dysodus Matthew 1899
Subfm. †Oxyaeninae Trouessart 1885
+
G. †Oxyaena Cope 1874
+
Oxyaena forcipata Cope 1874
Oxyaena huerfanensis Osborn 1897
Oxyaena lupina Cope 1874
Oxyaena morsitans Cope 1874
G. †Patriofelis Leidy 1870
+
Patriofelis ferox Marsh 1872
Patriofelis latidens Marsh 1872
Patriofelis tigrina Cope 1880
Patriofelis ulta Leidy 1870
Invalid names: Limnofelis Marsh 1872 [synonym], Oreocyon Marsh 1872 [synonym], Protopsalis Cope 1880 [synonym]
Invalid names: Oxyaenidae Cope 1877 [synonym]
Fm. †Mesonychidae Cope 1875 [condylarth]
+
G. †Dissacus Cope 1881
+
Dissacus leptognathus Osborn and Wortman 1892
Dissacus navajovius Cope 1881
Dissacus saurognathus Wortman 1897
G. †Mesonyx Cope 1872
+
Mesonyx dakotensis Scott 1892
Mesonyx lanius Cope 1872
Mesonyx obtusidens Cope 1872
Mesonyx uintensis Scott 1888
Mesonyx vorax Marsh 1876
Invalid names: Dromocyon Marsh 1876 [synonym], Synoplotherium Cope 1872 [synonym]
G. †Pachyaena Cope 1874
+
Pachyaena gigantea Osborn and Wortman 1892
Pachyaena intermedia Wortman 1899
Pachyaena ossifraga Cope 1874
Fm. †Oxyclaenidae Scott 1892
+
G. †Chriacus Cope 1883
+
Chriacus angulatus Cope 1875
Chriacus baldwini Cope 1882
Chriacus pelvidens Cope 1881
Chriacus stenops Cope 1888
Chriacus truncatus Cope 1884
Invalid names: Epichriacus Scott 1892 [synonym]
G. †Ellipsodon Scott 1892
+
G. †Loxolophus Cope 1885
+
Loxolophus attenuatus Osborn and Earle 1895
Loxolophus hyattianus Cope 1885
+
Invalid names: Loxolophus adapinus Cope 1885 [synonym]
Loxolophus priscus Cope 1888
Invalid names: Protochriacus Scott 1892 [synonym]
G. †Oxyclaenus Cope 1884
+
Oxyclaenus cuspidatus Cope 1884
Oxyclaenus simplex Cope 1884
G. †Pentacodon Scott 1892
+
Pentacodon inversus Cope 1888
G. †Tricentes Cope 1884
+
Tricentes subtrigonus Cope 1881
+
Invalid names: Mioclaenus bucculentus Cope 1883 [synonym], Phenacodus zuniensis Cope 1881 [synonym]
Invalid names: Chriacidae Osborn and Earle 1895 [synonym]
Fm. †Proviverridae Schlosser 1886
+
G. †Deltatherium Cope 1881
+
+
Invalid names: Lipodectes penetrans Cope 1881 [synonym]
Invalid names: Lipodectes Cope 1881 [synonym]
G. †Didelphodus Cope 1882
+
Didelphodus absarokae Cope 1881
G. †Palaeosinopa Matthew 1901
+
Palaeosinopa veterrima Matthew 1901
G. †Proviverra Rütimeyer 1862
+
Proviverra americana Scott 1892
Proviverra typica Rütimeyer 1862
G. †Stypolophus Cope 1871
+
Stypolophus aculeatus Cope 1872
Stypolophus agilis Marsh 1872
Stypolophus hians Cope 1877
Stypolophus pungens Cope 1872
Stypolophus rapax Leidy 1871
Stypolophus strenuus Cope 1875
Stypolophus verus Marsh 1872
Stypolophus whiteae Cope 1882
Invalid names: Limnocyon Marsh 1872 [synonym], Prototomus Cope 1874 [synonym], Sinopa Leidy 1871 [synonym]
G. †Triacodon Marsh 1871
+
Triacodon fallax Marsh 1871
Triacodon grandis Marsh 1872
Triacodon nanus Marsh 1872
Fm. †Triisodontidae Scott 1892
+
G. †Goniacodon Scott 1892
+
Goniacodon levisanus Cope 1883
G. †Microclaenodon Scott 1892
+
G. †Sarcothraustes Cope 1882
+
+
Invalid names: Triisodon conidens Cope 1882 [synonym]
G. †Triisodon Cope 1881
+
Triisodon gaudrianus Cope 1888
+
Invalid names: Conoryctes crassicuspis Cope 1882 [synonym], Mioclaenus bathygnathus Cope 1888 [synonym], Sarcothraustes coryphaeus Cope 1885 [synonym], Triisodon biculminatus Cope 1888 [synonym], Triisodon rusticus Cope 1884 [synonym]
Triisodon quivirensis Cope 1881
Fm. †Viverravidae Wortman and Matthew 1899
+
G. †Telmatocyon Marsh 1899
+
Telmatocyon riparius Marsh 1872
G. †Viverravus Marsh 1872
+
Viverravus altidens Cope 1880
Viverravus curtidens Cope 1882
Viverravus gracilis Marsh 1872
+
Invalid names: Didymictis dawkinsianus Cope 1881 [synonym]
+
Invalid names: Didymictis primus Cope 1884 [synonym]
Viverravus leptomylus Cope 1880
Viverravus nitidus Marsh 1872
Viverravus protenus Cope 1874
Invalid names: Didymictis Cope 1875 [synonym]
Invalid names: Ambloctonidae Cope 1877 [empty], Uintacyonidae Hay 1902 [empty]
Subor. Fissipedia Blumenbach 1791
+
Unr. Aeluroidea Flower 1869
+
Fm. Felidae Gray 1821 [cat]
+
Subfm. Felinae Trouessart 1885
+
G. Felis Linnaeus 1758 [cat]
+
Felis atrox Leidy 1853
Felis augustus Leidy 1872
Felis calcaratus Cope 1899
Felis catus Linnaeus 1758 [cat]
Felis concolor Linnaeus 1771 [puma]
Felis eyra Fischer 1814
Felis hillianus Cope 1893
Felis imperialis Leidy 1873
Felis inexpectatus Cope 1895
Felis maximus Scott and Osborn 1890
Felis ruffus Schreber 1777 [bobcat]
G. †Pseudaelurus Leidy 1858
+
Pseudaelurus quadridentata de Blainville 1843
Subfm. †Machairodontinae Gill 1872
+
G. †Aelurotherium Adams 1896
+
Aelurotherium leidyana Osborn and Wortman 1892
G. †Archaelurus Cope 1879
+
Archaelurus debilis Cope 1879
G. †Deinictis Leidy 1854
+
Deinictis bombifrons Adams 1895
Deinictis brachyops Cope 1878
Deinictis cyclops Cope 1879
Deinictis felina Leidy 1854
Deinictis fortis Adams 1895
Deinictis major Lucas 1898
Deinictis platycopis Cope 1879
Deinictis squalidens Cope 1873
Invalid names: Daptophilus Cope 1873 [synonym], Pogonodon Cope 1880 [synonym]
G. †Dinobastis Cope 1893
+
Dinobastis serus Cope 1893
G. †Eusmilus Gervais 1876
+
Eusmilus bidentatus Filhol 1872
Eusmilus dakotensis Hatcher 1895
G. †Hoplophoneus Cope 1874
+
Hoplophoneus crassidens Cragin 1892
Hoplophoneus insolens Adams 1896
+
Invalid names: Dinotomius atrox Williston 1895 [synonym]
Hoplophoneus primaevus Leidy and Owen 1851
Hoplophoneus robustus Adams 1896
Invalid names: Dinotomius Williston 1895 [synonym]
G. †Machairodus Kaup 1833
+
Machairodus gracilis Cope 1880
Machairodus mercerii Cope 1895
G. †Nimravus Cope 1879
+
Nimravus confertus Cope 1880
Nimravus gomphodus Cope 1880
G. †Smilodon Lund 1841 [saber-toothed cat]
+
Smilodon fatalis Leidy 1868
Smilodon floridanus Leidy 1889
Smilodon populator Lund 1842
Invalid names: Nimravinae Trouessart 1885 [synonym]
Superfm. Arctoidea Flower 1869
+
Fm. Mustelidae Fischer 1817 [mustelid carnivore]
+
Subfm. Lutrinae Baird 1857 [otter]
+
G. Lutra Brisson 1762 [otter]
+
Lutra canadensis Schreber 1776 [North American river otter]
Lutra lutra Linnaeus 1758 [European otter]
Lutra piscinaria Leidy 1873
Lutra rhoadsii Cope 1896
G. †Lutrictis Pomel
+
G. †Megencephalon Osborn et al. 1878
+
Megencephalon primaevus Osborn et al. 1878
G. †Pomatotherium Geoffroy 1833
+
Invalid names: Brachypsalis Cope 1890 [synonym]
Subfm. Melinae Burmeister 1872 [badger]
+
G. Mephitis Cuvier 1800
+
Mephitis fossidens Cope 1896
Mephitis frontata Coues 1875
Mephitis leptops Cope 1899
Mephitis obtusata Cope 1899 [short-faced skunk]
Mephitis orthrostica Cope 1896
G. †Osmotherium Cope 1896
+
Osmotherium spelaeum Cope 1896
G. †Pelycictis Cope 1896
+
Pelycictis lobulatus Cope 1896
G. Spilogale Gray 1865
+
Spilogale interrupta Rafinesque 1820 [prairie spotted skunk]
G. Taxidea Waterhouse 1839 [badger]
+
Taxidea sulcata Cope 1877
Taxidea taxus Schreber 1778 [American badger]
+
Invalid names: Taxidea americana Gray 1865 [synonym]
Subfm. †Mustelinae Fischer 1817
+
G. †Bunaelurus Cope 1873
+
Bunaelurus lagophagus Cope 1873
+
Invalid names: Canis osorum Cope 1873 [synonym]
G. Galictis Bell 1826 [grison]
+
Galictis macrodon Cope 1868
Galictis vittata Schreber 1776 [greater grison]
G. Gulo Storr 1780 [wolverine]
+
Gulo luscus Linnaeus 1758
G. Mustela Linnaeus 1758 [weasel]
+
Mustela americana Kerr 1792 [American marten]
Mustela diluviana Cope 1889
Mustela martes Linnaeus 1758 [European pine marten]
Mustela parviloba Cope 1873
Mustela pennantii Erxleben 1777 [fisher]
G. †Parictis Scott 1893
+
Parictis primaevus Scott 1893
G. Putorius Cuvier 1817 [polecat]
+
Putorius nambianus Cope 1874
Putorius putorius Linnaeus 1758 [European polecat]
Putorius vison Schreber 1777 [mink]
G. †Stenogale Schlosser 1888
+
Fm. Procyonidae Gray 1825 [procyonid carnivore]
+
Subfm. Cercoleptinae Bonaparte 1850
+
G. Bassariscus Coues 1887 [ringtail]
+
Bassariscus astutus Lichtenstein 1830 [ringtail]
G. †Leptarctus Leidy 1856
+
Leptarctus primus Leidy 1856
Subfm. Procyoninae Gray 1825
+
G. †Myxophagus Cope 1869
+
Myxophagus spelaeus Cope 1869
G. †Phlaocyon Matthew 1899
+
Phlaocyon leucosteus Matthew 1899
G. Procyon Storr 1780 [raccoon]
+
Procyon lotor Linnaeus 1758 [raccoon]
Procyon priscus Leconte 1848
Fm. Ursidae Gray 1825 [bear]
+
G. †Arctodus Leidy 1854
+
Arctodus haplodon Cope 1896
Arctodus pristinus Leidy 1854
Arctodus simus Cope 1879 [giant short-faced bear]
G. Ursus Linnaeus 1758
+
Ursus americanus Pallas 1780 [black bear]
Ursus amplidens Leidy 1853
Ursus arctos Linnaeus 1758 [brown bear]
Ursus procerus Miller, Jr. 1899
Invalid names: Cynoidea Flower 1869 [empty]
Subor. Pinnipedia Illiger 1811 [pinniped]
+
Fm. Odobenidae Allen 1880 [walrus]
+
G. Odobenus Brisson 1762 [walrus]
+
Odobenus rosmarus Linnaeus 1758 [walrus]
+
Invalid names: Odobenotherium lartetianus Gratiolet 1858 [synonym]
Odobenus virginianus De Kay 1842
+
Invalid names: Rosmarus obesus Gill 1866 [synonym]
Invalid names: Odobenotherium Gratiolet 1858 [synonym], Trichechus Linnaeus 1766 [synonym]
Invalid names: Rosmaridae Gill 1866 [synonym], Trichechidae Gray 1825 [synonym]
Fm. Otariidae Gray 1825 [eared seal]
+
G. Eumetopias Gill 1866 [Steller sea lion]
+
Eumetopias stelleri Fischer 1829
Fm. Phocidae Gray 1821 [seal]
+
G. Cystophora Nilsson 1820 [hooded seal]
+
Cystophora cristata Erxleben 1779 [hooded seal]
G. Lobodon Gray 1844 [crabeater seal]
+
Lobodon carcinophaga Hombron and Jacquinot 1843 [crabeater seal]
Lobodon vetus Leidy 1853
G. Phoca Linnaeus 1758 [seal]
+
Phoca groenlandica Erxleben 1777 [harp seal]
Phoca vitulina Linnaeus 1758 [harbor seal]
Phoca wymani Leidy 1854
Invalid names: Carnivora Bowdich 1821 [synonym]
Or. Glires Linnaeus 1758
+
Subor. Duplicidentata Illiger 1811
+
Superfm. Lagomorpha Brandt 1885
+
Fm. Leporidae Fischer de Waldheim 1817 [rabbit]
+
G. Lepus Linnaeus 1758 [hare]
+
Lepus ennisianus Cope 1881
Lepus sylvaticus Bachman 1837
Lepus timidus Linnaeus 1758 [mountain hare]
G. †Palaeolagus Leidy 1856
+
Palaeolagus haydeni Leidy 1856
+
Invalid names: Tricium avunculus Cope 1873 [synonym]
Palaeolagus intermedius Matthew 1899
Palaeolagus leporinus Cope 1873
Palaeolagus triplex Cope 1873
Palaeolagus turgidus Cope 1873
+
Invalid names: Tricium paniense Cope 1873 [synonym]
Invalid names: Tricium Cope 1873 [synonym]
G. †Panolax Cope 1874
+
Panolax sanctaefidei Cope 1874
Fm. Ochotonidae Thomas 1897 [pika]
+
G. Ochotona Link 1795 [pika]
+
Ochotona palatinus Cope 1871
Invalid names: Lagomyidae Lilljeborg 1866 [synonym]
Subor. Simplicidentata Flower 1883
+
Superfm. †Hystricomorpha
+
Fm. Erethizontidae Bonaparte 1845 [porcupine]
+
Invalid names: Erethizontinae Thomas 1897 [empty]
Fm. Hystricidae Fischer de Waldheim 1817 [porcupine]
Superfm. Myomorpha Brandt 1855
+
Fm. †Castoroididae Allen 1877
+
G. †Castoroides Foster 1838 [giant beaver]
+
Castoroides ohioensis Foster 1838
Fm. Caviidae Gray 1821
+
G. Hydrochoerus Brisson 1762 [capybara]
+
Hydrochoerus aesopi Leidy 1853
Hydrochoerus hydrochaeris Linnaeus 1766 [capybara]
Hydrochoerus robustus Leidy 1886
Invalid names: Oromys Leidy 1853 [synonym]
Fm. Dasyproctidae Gray 1825
+
G. Agouti Lacépède 1799 [paca]
+
Agouti paca Linnaeus 1766 [lowland paca]
Invalid names: Osteopera Harlan 1825 [synonym]
Fm. Dipodidae Waterhouse 1842
+
Subfm. Zapodinae Coues 1875 [jumping mouse]
+
G. Zapus Coues 1876
+
Zapus hudsonius Zimmermann 1780 [meadow jumping mouse]
Fm. Geomyidae Bonaparte 1845 [pocket gopher]
+
G. †Entoptychus Cope 1878
+
Entoptychus cavifrons Cope 1878
Entoptychus minor Cope 1881
G. Geomys Rafinesque 1817
+
Geomys bisulcatus Marsh 1871
Geomys bursarius Shaw 1800 [plains pocket gopher]
G. †Pleurolicus Cope 1878
+
G. †Protoptychus Scott 1895
+
Protoptychus hatcheri Scott 1895
G. Thomomys Wied-Neuwied 1839
+
Thomomys bulbivorus Richardson 1829
Thomomys clusius Coues 1875
Thomomys talpoides Richardson 1828 [northern pocket gopher]
Invalid names: Protoptychidae Tullberg 1899 [synonym], Saccomyidae Baird 1857 [synonym]
Fm. Muridae Illiger 1811 [mouse]
+
Subfm. Cricetinae Fischer von Waldheim 1817
+
G. †Eumys Leidy 1856
+
Eumys elegans Leidy 1856
G. †Paciculus Cope 1879
+
Paciculus insolitus Cope 1879
G. Peromyscus Gloger 1841 [deer mouse]
+
Peromyscus leucopus Rafinesque 1818 [white-footed mouse]
Peromyscus loxodon Cope 1874
Peromyscus nematodon Cope 1879
Invalid names: Hesperomys Waterhouse 1839 [synonym]
Invalid names: Sigmodontinae Wagner 1843 [synonym]
Subfm. Microtinae
+
G. †Anaptogonia Cope 1899
+
Anaptogonia cloacina Cope 1896
Anaptogonia hiatidens Cope 1871
G. †Fiber
+
Fiber zibethicus Linnaeus 1766 [muskrat]
G. †Heliscomys Cope 1873
+
Heliscomys vetus Cope 1873
G. Microtus Schrank 1798 [vole]
+
Microtus arvalis Pallas 1779 [common vole]
Microtus didelta Cope 1871
Microtus diluvianus Cope 1896
Microtus pennsylvanicus Ord 1815 [meadow vole]
Microtus pinetorum Le Conte 1830 [woodland vole]
Microtus speothen Cope 1871
Invalid names: Arvicola Lacépède 1799 [synonym]
G. †Sycium
Invalid names: Hesperomyidae Ameghino 1889 [synonym], Neotominae Merriam 1894 [empty]
Invalid names: Sciuromorpha Brandt 1855 [empty]
Invalid names: Rodentia Bowdich 1821 [synonym]
Or. Insectivora Bowdich 1821 [insectivoran]
+
Fm. †Leptictidae Gill 1872
+
G. †Anisacodon Marsh 1872
+
Anisacodon elegans Marsh 1872
G. †Anomodon Leconte 1848
+
Anomodon snyderi Leconte 1848
G. †Centetodon Marsh 1872
+
Centetodon altidens Marsh 1872
Centetodon pulcher Marsh 1872
G. †Centracodon Marsh 1872
+
Centracodon delicatus Marsh 1872
G. †Diacodon Cope 1875
+
Diacodon alticuspis Cope 1875
Diacodon celatus Cope 1875
G. †Domnina Cope 1873
+
Domnina crassigenis Cope 1873
Domnina gradata Cope 1873
Invalid names: Miothen Cope 1873 [synonym]
G. †Entomacodon Marsh 1872
+
Entomacodon minutus Marsh 1872
G. †Entomodon Marsh 1872
+
Entomodon comptus Marsh 1872
G. †Euryacodon Marsh 1872
+
Euryacodon lepidus Marsh 1872
G. †Geolabis Cope 1884
+
Geolabis rhynchaeus Cope 1884
G. †Ictops Leidy 1868
+
Ictops bullatus Matthew 1899
Ictops dakotensis Leidy 1868
Ictops didelphoides Cope 1881
G. †Leptictis Leidy 1868
+
Leptictis haydeni Leidy 1868
G. †Mesodectes Cope 1875
+
Mesodectes caniculus Cope 1873
Invalid names: Isacis Cope 1873 [replaced]
G. †Palaeictops Matthew 1899
+
Palaeictops bicuspis Cope 1880
G. †Passalacodon Marsh 1872
+
Passalacodon litoralis Marsh 1872
Invalid names: Ictopsidae Schlosser 1887 [synonym]
Fm. Soricidae Fischer 1814 [shrew]
+
G. Blarina Gray 1838 [American short-tailed shrew]
+
Blarina brevicaudus Say 1823 [northern short-tailed shrew]
Blarina simplicidens Cope 1899
G. †Protosorex Scott 1894
+
Protosorex crassus Scott 1894
Fm. Talpidae Fischer de Waldheim 1817 [mole]
+
G. †Scalops Illinger 1811
+
Scalops aquaticus Linnaeus 1758 [eastern mole]
G. †Talpavus Marsh 1872
+
Talpavus nitidus Marsh 1872
Or. Primates Linnaeus 1758 [primate]
+
Subor. Prosimiae Milne Edwards
+
Fm. †Mixodectidae Cope 1883
+
G. †Anaptomorphus Cope 1872
+
Anaptomorphus aemulus Cope 1872
Anaptomorphus insignis Leidy 1873
Invalid names: Washakius Leidy 1873 [synonym]
G. †Antiacodon Marsh 1872
+
Antiacodon nanus Marsh 1872
Antiacodon venustus Marsh 1872
G. †Cynodontomys Cope 1882
+
Cynodontomys latidens Cope 1882
G. †Mixodectes Cope 1883
+
Mixodectes pungens Cope 1883
G. †Omomys Leidy 1869
+
Omomys carteri Leidy 1869
G. †Prosinopa Trouessart 1897
+
Prosinopa eximia Leidy 1873
Invalid names: Anaptomorphidae Cope 1883 [synonym]
Invalid names: Lemuroidea Mivart 1864 [synonym], Limnotheriidae Marsh 1875 [empty]
Or. Proboscidea Illiger 1811 [proboscidean]
+
Fm. Elephantidae Gray 1821 [elephant]
+
G. Elephas Linnaeus 1758 [elephant]
+
Elephas columbi Falconer 1857 [Columbian mammoth]
+
Invalid names: Elephas imperator Leidy 1858 [synonym]
Elephas maximus Linnaeus 1758 [Asian elephant]
Elephas primigenius Blumenbach 1799 [wooly mammoth]
+
Invalid names: Elephas americanus De Kay 1842 [synonym]
G. †Mammut Blumenbach 1799 [mastodon]
+
Mammut americanum Kerr 1792 [American mastodon]
+
Invalid names: Mastodon giganteum Cuvier 1817 [synonym], Mastodon tapiroides Cuvier 1824 [synonym], Tapirus mastodontoides Harlan 1825 [synonym], Trilophodon ohioticus Blumenbach 1797 [synonym]
Mammut brevidens Cope 1889
Mammut campestre Cope 1877
Mammut chapmani Hays 1834
Mammut euhypodon Cope 1884
Mammut floridanum Leidy 1886
Mammut humboldii Cuvier 1805
Mammut mirificum Leidy 1858
Mammut obscurum Leidy 1869
+
Invalid names: Mastodon angustidens Cuvier 1806 [synonym]
Mammut praecursor Cope 1893
Mammut proavus Cope 1873
Mammut productum Cope 1874
Mammut rugosidens Leidy 1890
Mammut serridens Cope 1884
Mammut shepardi Leidy 1870
Mammut tropicum Cope 1884
+
Invalid names: Mastodon successor Cope 1892 [synonym]
Invalid names: Caenobasileus Cope 1877 [synonym], Mastodon Cuvier 1817 [synonym]
Or. Sirenia Illiger 1811 [sirenian]
+
Fm. †Halitheriidae Gill 1872
+
G. †Desmostylus Marsh 1888
+
Desmostylus hesperus Marsh 1888
G. †Dioplotherium Cope 1883
+
G. †Hemicaulodon Cope 1869
+
Fm. †Hydrodamalidae Palmer 1895
+
G. †Hydrodamalis Retzius 1794 [Steller's sea cow]
+
Hydrodamalis gigas Zimmermann 1780 [Steller's sea cow]
+
Invalid names: Rhytina borealis Brandt 1849 [synonym], Rhytina stellerus Brandt 1849 [synonym]
Invalid names: Rhytina Berthold 1827 [synonym]
Invalid names: Rhytinidae Gill 1872 [synonym]
Fm. †Prorastomidae Cope 1889
+
G. †Prorastomus Owen 1855
Fm. Trichechidae Gray 1821 [manatee]
+
G. Trichechus Linnaeus 1758 [manatee]
+
Trichechus inornatus Leidy 1873
Trichechus manatus Linnaeus 1758
+
Invalid names: Manatus americanus De Kay 1842 [synonym], Manatus latirostris Harlan 1824 [synonym]
Invalid names: Manatus Brunnich 1772 [synonym]
Invalid names: Manatidae Gray 1821 [synonym]
Or. †Tillodontia Marsh 1875 [tillodont]
+
Fm. †Esthonychidae Cope 1883
+
G. †Esthonyx Cope 1874
+
Esthonyx acer Cope 1874
Esthonyx acutidens Cope 1881
Esthonyx bisulcatus Cope 1874
Esthonyx burmeisterii Cope 1874
Esthonyx spatularius Cope 1880
Invalid names: Anchippodontidae Gill 1872 [empty]
Or. Ungulata Linnaeus 1766
+
Subor. Artiodactyla Owen 1848 [even-toed ungulate]
+
Superfm. †Pantolestoidea Cope 1887
+
Fm. †Helohyidae Marsh 1877
+
G. †Helohyus Marsh 1872
+
Helohyus lentus Marsh 1871
Helohyus plicodon Marsh 1872
Helohyus validus Marsh 1872
Invalid names: Thinotherium Marsh 1872 [synonym]
Fm. †Homacodontidae Marsh 1849
+
G. †Bunomeryx Wortman 1898
+
Bunomeryx elegans Wortman 1898
Bunomeryx montanus Wortman 1898
G. †Homacodon Marsh 1872
+
Homacodon caudatus Marsh 1894
Homacodon priscus Marsh 1894
Homacodon pucillus Marsh 1894
Homacodon vagans Marsh 1872
G. †Nanomeryx Marsh 1894
Fm. †Pantolestidae Cope 1884
+
G. †Pantolestes Cope 1872
+
G. †Trigonolestes Cope 1894
+
Trigonolestes nuptus Cope 1882
Trigonolestes secans Cope 1881
Invalid names: Eohyidae Marsh 1894 [empty]
Superfm. Suoidea Gray 1821
+
Fm. Suidae Gray 1821 [pig]
+
Subfm. †Hyotheriinae Cope 1888
+
G. †Bothrolabis Cope 1888
+
Bothrolabis pristinus Leidy 1873
Bothrolabis rostratus Cope 1888
G. †Chaenohyus Cope 1879
+
Chaenohyus decedens Cope 1879
G. †Hyotherium von Meyer 1834
+
Hyotherium americanum Scott and Osborn 1887
Hyotherium platyops Cope 1881
Hyotherium soemereringii von Meyer 1834
G. †Leptochoerus Leidy 1856
+
Leptochoerus gracilis Marsh 1894
G. †Nanohyus Leidy 1869
+
Nanohyus porcinus Leidy 1869
G. †Perchoerus Leidy 1869
+
Perchoerus antiquus Marsh 1870
Perchoerus lentus Marsh 1875
Perchoerus nanus Marsh 1894
Perchoerus probus Leidy 1856
Perchoerus robustus Marsh 1894
Perchoerus socialis Marsh 1875
Invalid names: Thinohyus Marsh 1875 [synonym]
Subfm. Suinae Gray 1821
+
G. Sus Linnaeus 1758 [pig]
+
Sus scrofa Linnaeus 1758 [wild boar]
Subfm. Tayassuinae Palmer 1897
+
G. †Platygonus Leconte 1848
+
Platygonus compressus Leconte 1848
+
Invalid names: Dicotyles costatus Le Conte 1852 [synonym], Euchoerus macrops Leidy 1853 [synonym], Hyops depressifrons Leconte 1848 [synonym], Protochoerus prismaticus Leconte 1848 [synonym]
Platygonus condoni Marsh 1871
Platygonus leptorhinus Williston 1894
Platygonus rex Marsh 1894
Platygonus striatus Marsh 1871
Platygonus vetus Leidy 1882
Platygonus ziegleri Marsh 1871
Invalid names: Euchoerus Leidy 1853 [synonym], Hyops Leconte 1848 [synonym], Protochoerus Leconte 1848 [synonym]
G. Tayassu Fischer 1814
+
Tayassu hesperius Marsh 1871
Tayassu nasutus Leidy 1868
Tayassu pennsylvanicus Leidy 1889
Tayassu serus Cope 1877
Tayassu tajacu Linnaeus 1758 [collared peccary]
+
Invalid names: Dicotyles lenis Leidy 1869 [synonym], Dicotyles torquatus Cope 1867 [synonym]
Tayassu tetragonus Cope 1899
Invalid names: Dicotyles Cuvier 1817 [synonym], Mylohyus Cope 1869 [synonym]
G. †Thinotherium Cope 1870
+
Invalid names: Dicotylinae Cope 1888 [synonym]
Invalid names: Achaenodontinae [empty]
Superfm. †Traguloidea
+
Fm. Tragulidae Milnes-Edwards 1864 [chevrotain]
Invalid names: Anthracotherioidea Gill 1872 [empty], Booidea [empty], Cameloidea [empty], Paraxonia Marsh 1884 [synonym]
Subor. †Condylarthra Cope 1881
+
Fm. †Meniscotheriidae Cope 1882
+
G. †Hyracops Marsh 1892
+
Hyracops socialis Marsh 1892
G. †Meniscotherium Cope 1874
+
Fm. †Mioclaenidae Osborn and Earle 1895 [condylarth]
+
G. †Mioclaenus Cope 1881
+
Mioclaenus acolytus Cope 1882
+
Invalid names: Mioclaenus minimus Cope 1882 [synonym]
Mioclaenus lemuroides Matthew 1897
Mioclaenus turgidus Cope 1881
+
Invalid names: Mioclaenus zittelianus Cope 1888 [synonym]
G. †Protoselene Matthew 1897
+
Protoselene opisthaca Cope 1882
+
Invalid names: Mioclaenus baldwini Cope 1882 [synonym]
Fm. †Phenacodontidae Cope 1881 [condylarth]
+
G. †Ectocion Cope 1882
+
Ectocion osbornianum Cope 1882
G. †Oxyacodon Osborn and Earle 1895
+
Oxyacodon agapetillus Cope 1884
Oxyacodon apiculatus Osborn and Earle 1895
G. †Phenacodus Cope 1873
+
Phenacodus hemiconus Cope 1882
Phenacodus nuniensis Cope 1885
Phenacodus omnivorus Cope 1874
Phenacodus primaevus Cope 1873
+
Invalid names: Phenacodus trilobatus Cope 1881 [synonym]
Phenacodus sulcatus Cope 1874
Phenacodus vortmani Cope 1880
G. †Protogonodon Scott 1892
+
Protogonodon pentacus Cope 1888
Protogonodon stenognathus Matthew 1897
G. †Tetraclaenodon Scott 1892
+
Tetraclaenodon minor Matthew 1897
+
Invalid names: Protogonia zuniensis Cope 1888 [synonym]
+
Invalid names: Phenacodus calceolatus Cope 1883 [synonym], Protogonia plicifera Cope 1882 [synonym], Tetraclaenodon floverianus Cope 1888 [synonym]
Invalid names: Euprotogonia Cope 1893 [synonym]
Subor. Perissodactyla Owen 1848 [odd-toed ungulate]
+
Superfm. †Brontotherioidea Marsh 1873
+
Fm. †Brontotheriidae Marsh 1873 [brontothere]
+
Subfm. †Brontotheriinae Marsh 1873
+
G. †Brontotherium Marsh 1873
+
Brontotherium bucco Cope 1873
Brontotherium curtum Marsh 1887
+
Invalid names: Menodus peltoceras Cope 1891 [synonym]
Brontotherium dolichoceras Scott and Osborn 1887
Brontotherium gigas Marsh 1873
+
Invalid names: Titanops elatus Marsh 1887 [synonym]
Brontotherium medium Marsh 1891
Brontotherium ophryas Cope 1873
Brontotherium platyceras Scott and Osborn 1887
Brontotherium ramosum Osborn 1896
Brontotherium robustum Marsh 1887
Brontotherium tichoceras Scott and Osborn 1887
Invalid names: Brontops Marsh 1887 [synonym], Miobasileus Cope 1873 [synonym], Titanops Marsh 1887 [synonym]
G. †Megacerops Leidy 1870
+
Megacerops amplus Marsh 1890
+
Invalid names: Titanotherium syceras Cope 1889 [synonym]
+
Invalid names: Menodus americanus Leidy 1852 [synonym]
Megacerops dispar Marsh 1887
Megacerops serotinus Marsh 1887
Invalid names: Allops Marsh 1887 [synonym], Haplacodon Cope 1889 [synonym]
G. †Symborodon Cope 1873
+
Symborodon acer Cope 1873
Symborodon montanus Marsh 1875
Symborodon torvus Cope 1873
Invalid names: Anisacodon Marsh 1875 [synonym]
G. †Teleodus Marsh 1890
+
Teleodus avus Marsh 1890
G. †Titanotherium Leidy 1852
+
Titanotherium ingens Marsh 1874
Titanotherium proutii Leidy 1850
Invalid names: Menops Marsh 1887 [synonym]
Invalid names: Lambdotheriinae Cope 1889 [empty], Menodontidae Cope 1881 [synonym], Titanotheriidae [synonym]
Superfm. Equoidea Hay 1902
+
Fm. Equidae Gray 1821 [horse]
+
Subfm. Equinae Steinmann and Döderlein 1890
+
G. Equus Linnaeus 1758 [horse]
+
Equus caballus Linnaeus 1758 [horse]
Equus complicatus Leidy 1858
+
Invalid names: Equus americanus Leidy 1847 [synonym], Equus eous Cope 1895 [synonym], Equus major DeKay 1842 [synonym], Equus nearcticus Blake 1863 [synonym], Hippotherium princeps Leidy 1890 [synonym]
Equus conversidens Owen 1869
Equus crenidens Cope 1884
Equus excelsus Leidy 1858
Equus fraternus Leidy 1858
+
Invalid names: Equus curvidens Owen 1845 [synonym]
Equus giganteus Gidley 1901
Equus occidentalis Leidy 1865
Equus pacificus Leidy 1868
Equus pectinatus Cope 1901
Equus scotti Gidley 1900
Equus semiplicatus Cope 1893
Equus tau Owen 1869
+
Invalid names: Equus barcenaei Cope 1884 [synonym]
Invalid names: Tomolabis Cope 1892 [synonym]
G. †Hipparion de Christol 1832
+
Hipparion affine Leidy 1869
Hipparion calamarium Cope 1875
Hipparion eurystylum Cope 1893
Hipparion gratum Leidy 1869
+
Invalid names: Hippotherium ingenuum Leidy 1885 [synonym]
Hipparion isonesum Cope 1889
Hipparion montezumae Leidy 1882
Hipparion occidentale Leidy 1856
Hipparion paniense Cope 1874
Hipparion plicatile Leidy 1887
Hipparion rectidens Cope 1886
Hipparion relictum Cope 1889
Hipparion retrusum Cope 1889
Hipparion seversum Cope 1878
Hipparion sinclairii Wortman 1882
Hipparion speciosum Leidy 1854
Hipparion sphenodus Cope 1889
Hipparion venustum Leidy 1853
Invalid names: Hippotherium Kaup 1832 [synonym]
G. †Hippidion Owen 1869
+
Hippidion spectans Cope 1880
G. †Merychippus Leidy 1856
+
Merychippus avus Marsh 1874
Merychippus castilli Cope 1886
Merychippus cumminsii Cope 1893
Merychippus insignis Leidy 1856
Merychippus labrosus Cope 1874
Merychippus mirabilis Leidy 1858
Merychippus pachyops Cope 1893
Merychippus parvulus Marsh 1868
Merychippus perditus Leidy 1858
+
Invalid names: Anchitherium (Parahippus) cognatus Leidy 1858 [synonym]
Merychippus phlegon Hay 1899
+
Invalid names: Equus minutus Cope 1893 [replaced]
Merychippus placidus Leidy 1869
Merychippus sejunctus Cope 1874
Merychippus supremus Leidy 1869
Invalid names: Protohippus Leidy 1858 [synonym]
G. †Pliohippus Marsh 1874
+
Pliohippus gracilis Marsh 1892
Pliohippus pernix Marsh 1874
Pliohippus robustus Marsh 1874
Subfm. †Hyracotheriinae Cope 1881
+
G. †Anchippus Leidy 1868
+
Anchippus brevidens Marsh 1874
Anchippus texanus Leidy 1868
G. †Anchitherium von Meyer 1844
+
Anchitherium equinum Scott 1893
G. †Desmatippus Scott 1893
+
Desmatippus crenidens Scott 1893
G. †Eohippus Marsh 1876
+
Eohippus craspedotus Cope 1880
Eohippus cristatus Wortman 1896
Eohippus index Cope 1873
+
Invalid names: Orohippus angustidens Cope 1875 [synonym], Orohippus cuspidatus Cope 1875 [synonym]
Eohippus pernix Marsh 1876
Eohippus tapirinus Cope 1875
Eohippus validus Marsh 1876
Eohippus vasacciensis Cope 1872
Invalid names: Systemodon Cope 1881 [synonym]
G. †Epihippus Marsh 1878
+
Epihippus gracilis Marsh 1871
Epihippus uintensis Marsh 1875
G. †Helohippus Marsh 1892
+
Helohippus pumilus Marsh 1871
G. †Hypohippus Leidy 1858
+
Hypohippus affinis Leidy 1858
G. †Miohippus Marsh 1874
+
Miohippus agrestis Leidy 1873
Miohippus anceps Marsh 1874
Miohippus annectens Marsh 1874
Miohippus australis Leidy 1873
Miohippus bairdi Leidy 1850
Miohippus celer Marsh 1874
Miohippus condoni Leidy 1870
Miohippus copei Osborn and Wortman 1895
Miohippus cuneatus Cope 1873
Miohippus equiceps Cope 1878
Miohippus exoletus Cope 1874
Miohippus intermedius Osborn and Wortman 1895
Miohippus praestans Cope 1879
Miohippus ultimus Cope 1886
Miohippus westonii Cope 1889
G. †Orohippus Marsh 1872
+
Orohippus agilis Marsh 1873
Orohippus ballardi Marsh 1871
Orohippus cinctus Cope 1873
Orohippus major Marsh 1874
Orohippus osbornianus Cope 1883
Orohippus procyoninus Cope 1871
Orohippus sylvaticus Leidy 1870
Orohippus uintanus Marsh 1872
Invalid names: Helotherium Cope 1872 [synonym], Oligotomus Cope 1873 [synonym], Orotherium Marsh 1872 [synonym]
G. †Pliolophus Owen 1858
+
+
Invalid names: Orotherium loevii Cope 1877 [synonym]
Pliolophus montanus Wortman 1896
Pliolophus vulpiceps Owen 1858
G. †Protorohippus Wortman 1896
+
Superfm. Rhinocerotoidea Gray 1821
+
Fm. †Amynodontidae Scott and Osborn 1883
+
G. †Amynodon Marsh 1877
+
Amynodon advenus Marsh 1875
Amynodon antiquus Scott and Osborn 1882
Amynodon intermedius Osborn 1890
Invalid names: Orthocynodon Scott and Osborn 1882 [synonym]
G. †Metamynodon Scott and Osborn 1887
+
Metamynodon planifrons Scott and Osborn 1887
Fm. †Hyracodontidae Cope 1879
+
Subfm. †Hyrachyinae Osborn 1892
+
G. †Colonoceras Marsh 1873
+
Colonoceras agrestis Marsh 1873
G. †Hyrachyus Leidy 1871
+
Hyrachyus affinis Marsh 1871
Hyrachyus agrarius Leidy 1871
+
Invalid names: Hyrachyus agrestis Leidy 1871 [synonym], Hyrachyus bairdianus Marsh 1871 [synonym]
Hyrachyus eximius Leidy 1871
Hyrachyus imperialis Osborn et al. 1878
Hyrachyus implicatus Cope 1873
+
Invalid names: Hyrachyus crassidens Osborn et al. 1878 [synonym], Hyrachyus intermedius Osborn et al. 1878 [synonym]
Hyrachyus modestus Leidy 1870
Hyrachyus paradoxus Osborn 1878
Hyrachyus princeps Marsh 1872
Invalid names: Hyracodontinae Steinmann and Doderlein 1890 [empty], Triplopodinae Cope 1881 [empty]
Fm. Rhinocerotidae Gray 1821 [rhinoceros]
+
Subfm. †Diceratheriinae Dollo 1885
+
G. †Caenopus Cope 1880
+
Caenopus copei Osborn 1898
Caenopus mitis Cope 1875
+
Invalid names: Aceratherium pumilum Cope 1885 [synonym]
Caenopus occidentalis Leidy 1850
Caenopus simplicidens Cope 1891
Caenopus tridactylus Osborn 1893
+
Invalid names: Diceratherium proavitum Hatcher 1894 [synonym]
G. †Diceratherium Marsh 1875
+
Diceratherium armatum Marsh 1875
Diceratherium nanum Marsh 1875
G. †Leptaceratherium Osborn 1898
+
Leptaceratherium trigonodum Osborn and Wortman 1894
G. †Trigonias Lucas 1900
+
Trigonias osborni Lucas 1900
Subfm. †Elasmotheriinae Bonaparte 1850
+
G. †Aceratherium Kaup 1834
+
Aceratherium incisivus Cuvier 1824
Aceratherium platycephalum Osborn and Wortman 1894
G. †Aphelops Owen 1845
+
Aphelops crassus Leidy 1858
Aphelops jemezanus Cope 1875
Aphelops malacorhinus Cope 1878
Aphelops matutinus Marsh 1870
Aphelops megalodus Cope 1873
Aphelops meridianus Leidy 1865
Aphelops profectus Matthew 1899
Invalid names: Peraceras Cope 1880 [synonym]
Invalid names: Aceratheriinae Dollo 1885 [synonym]
Subfm. Rhinocerotinae Gray 1821
+
G. Rhinoceros Linnaeus 1758 [one-horned rhinoceros]
Invalid names: Teleoceratinae [empty]
Superfm. Tapiroidea Gill 1872
+
Fm. †Lophiodontidae Gill 1872
+
G. †Colodon Marsh 1890
+
Colodon dakotensis Osborn and Wortman 1895
Colodon longipes Osborn and Wortman 1894
Colodon occidentalis Leidy 1868
Colodon procuspidatus Osborn and Wortman 1895
G. †Helaletes Marsh 1872
+
Helaletes boops Marsh 1872
Helaletes guyotii Scott 1883
Helaletes minusculus Scott 1883
Helaletes nanus Marsh 1871
Invalid names: Desmatotherium Scott 1883 [synonym], Dilophodon Scott 1883 [synonym]
G. †Heptodon Cope 1882
+
Heptodon calciculus Cope 1880
Heptodon posticus Cope 1882
Heptodon singularis Cope 1875
Heptodon ventorum Cope 1880
G. †Lophiodon Cuvier 1822
+
Lophiodon tapiroides Cuvier 1812
Invalid names: Helaletidae Osborn 1892 [synonym]
Fm. Tapiridae Gray 1821 [tapir]
+
G. †Homogalax Hay 1899
+
Homogalax primaevus Wortman 1896
Homogalax protapirinus Wortman 1896
Homogalax semihians Cope 1882
G. †Isectolophus Scott and Osborn 1887
+
Isectolophus annectens Scott and Osborn 1887
Isectolophus latidens Osborn et al. 1878
G. †Protapirus Filhol 1877
+
Protapirus obliquidens Wortman and Earle 1893
Protapirus priscus Filhol 1874
Protapirus simplex Wortman and Earle 1893
Protapirus validus Hatcher 1896
G. †Tanyops Marsh 1894
+
Tanyops undans Marsh 1894
G. †Tapiravus Marsh 1877
+
Tapiravus validus Marsh 1871
G. Tapirus Brisson 1762 [tapir]
+
Tapirus terrestris Linnaeus 1758 [Brazilian tapir]
+
Invalid names: Tapirus americanus Gmelin 1788 [synonym]
Invalid names: Lophiodontoidea [synonym]
Invalid names: Mesaxonia Marsh 1884 [synonym]
Subcl. †Prototheria Gill 1872
+
Or. †Allotheria Marsh 1880
+
Fm. †Bolodontidae Osborn 1887
+
G. †Allacodon Marsh 1889
+
Allacodon fortis Marsh 1892
Allacodon lentus Marsh 1889
Allacodon pumilis Marsh 1889
Allacodon rarus Marsh 1892
G. †Allodon Marsh 1881
+
Allodon fortis Marsh 1887
Allodon laticeps Marsh 1881
G. †Chirox Cope 1884
+
Chirox plicatus Cope 1884
Invalid names: Allodontidae Marsh 1889 [synonym], Chirogidae Cope 1887 [synonym]
Fm. †Plagiaulacidae Gill 1872
+
Invalid names: Cimolomidae Marsh 1889 [synonym], Dipriodontidae Marsh 1889 [synonym], Plagiaulacinae Gill 1872 [empty], Polymastodontinae Cope 1884 [empty]
Invalid names: Multituberculata Cope 1884 [synonym]
Invalid names: Protodonta Osborn 1888 [empty]
Cl. Pisces Linnaeus 1758
+
Subcl. Teleostomi Bonaparte 1836
+
Superor. Actinopteri Cope 1871
+
Or. Chondrostei Müller 1844
+
Fm. Acipenseridae Bonaparte 1831
+
G. Acipenser Linnaeus 1758 [sturgeon]
+
Acipenser ornatus Leidy 1873
+
G. †Dictyopyge Egerton 1847
+
Dictyopyge macrura Redfield 1841
G. †Redfieldius Hay 1899
+
Redfieldius anguilliformis Redfield 1841
Redfieldius gracilis Redfield 1837
Redfieldius minor Newberry 1888
Redfieldius ornatus Newberry 1888
Redfieldius parvulus Redfield 1841
Redfieldius redfieldi Egerton 1847
Invalid names: Catopterus Redfield 1837 [replaced]
Invalid names: Catopteridae Woodward 1890 [synonym]
Fm. †Palaeoniscidae Vogt 1852
+
G. †Acrolepis Agassiz 1833
+
Acrolepis hortonensis Dawson 1868
Acrolepis sedgwicki Agassiz 1833
G. †Amblypterus Agassiz 1833
+
Amblypterus latus Agassiz 1833
G. †Cheirolepis Agassiz 1835
+
Cheirolepis canadensis Whiteaves 1881
Cheirolepis traillii Agassiz 1835
G. †Elonichthys Giebel 1848
+
Elonichthys brownii Jackson 1851
Elonichthys elegans Emmons 1860
Elonichthys germari Giebel 1848
Elonichthys peltigerus Newberry 1856
G. †Gonatodus Traquair 1877
+
Gonatodus brainerdi Thomas 1853
G. †Haplolepis Miller 1892
+
Haplolepis corrugata Newberry 1856
Haplolepis granulata Newberry 1856
+
Invalid names: Eurylepis insculptus Newberry 1856 [synonym]
Haplolepis minima Newberry 1873
Haplolepis ornatissima Newberry 1856
Haplolepis ovoidea Newberry 1856
Haplolepis serrata Newberry 1856
Haplolepis striolata Newberry 1873
Haplolepis tuberculata Newberry 1856
Invalid names: Eurylepis Newberry 1856 [synonym], Mecolepis Newberry 1856 [synonym]
G. †Palaeoniscum Blainville 1818
+
Palaeoniscum antiquum Williams 1886
Palaeoniscum devonicum Clarke 1885
Palaeoniscum freieslebeni Blainville 1818
Palaeoniscum reticulatum Williams 1886
Palaeoniscum scutigerum Newberry 1868
G. †Pygopterus Agassiz 1833
+
Pygopterus humboldti Agassiz 1833
+
Invalid names: Pygopterus mandibularis Agassiz 1839 [synonym]
G. †Rhadinichthys Traquair 1877
+
Rhadinichthys alberti Jackson 1851
Rhadinichthys cairnsii Jackson 1851
Rhadinichthys gracilis Newberry and Worthen 1870
Rhadinichthys lineatus Newberry 1856
Rhadinichthys modulus Dawson 1877
G. †Tegeolepis Miller 1892
+
Tegeolepis clarkii Newberry 1888
Invalid names: Actinophorus Newberry 1888 [synonym]
G. †Turseodus Leidy 1857
+
Turseodus acutus Leidy 1857
+
G. †Chirodus M'Coy 1848
+
Chirodus acutus Newberry 1856
Chirodus pesranae M'Coy 1848
G. †Platysomus Agassiz 1833
+
Platysomus circularis Newberry and Worthen 1870
Platysomus gibbosus Blainville 1818
Platysomus lacovianus Cope 1891
Platysomus orbicularis Newberry and Worthen 1870
Platysomus palmaris Cope 1891
Fm. Polyodontidae Bonaparte 1838 [paddlefish]
+
G. †Crossopholis Cope 1883
+
Or. Holostei Müller 1846
+
Subor. Ginglymodi Cope 1871
+
Fm. Lepisosteidae Cuvier 1825
+
G. Lepisosteus Agassiz 1843
+
Lepisosteus aganus Cope 1877
Lepisosteus cuneatus Cope 1884
Lepisosteus glaber Marsh 1871
Lepisosteus integer Cope 1877
Lepisosteus notabilis Leidy 1873
+
Invalid names: Lepidotus haydeni Leidy 1856 [synonym]
Lepisosteus osseus Linnaeus 1758
Lepisosteus simplex Leidy 1873
Lepisosteus whitneyi Marsh 1871
Invalid names: Pneumatosteus Cope 1869 [synonym]
Invalid names: Lepidosteidae Cuvier 1825 [misspelling]
Invalid names: Lepidotidae Owen 1860 [empty]
Subor. Halecomorphi Cope 1872
+
Fm. Amiidae Huxley 1861
+
G. Amia Linnaeus 1766 [bowfin]
+
Amia depressa Marsh 1871
Amia dictyocephala Cope 1875
Amia elegans Leidy 1873
Amia gracilis Leidy 1873
Amia macrospondyla Cope 1891
Amia media Leidy 1873
Amia newberriana Marsh 1871
Amia scutata Cope 1875
Amia uintaensis Leidy 1873
Amia whiteavesiana Cope 1891
Invalid names: Protamia Leidy 1873 [synonym]
G. †Amiopsis Kner 1863
+
Amiopsis dartoni Eastman 1899
Amiopsis prisca Kner 1863
+
Pappichthys corsoni Cope 1873
Pappichthys laevis Cope 1873
Pappichthys plicatus Cope 1873
Pappichthys sclerops Cope 1873
Fm. †Isopholidae Hay 1899
+
G. †Isopholis Zittel 1887
+
Invalid names: Eugnathus Agassiz 1839 [replaced]
G. †Ptycholepis Agassiz 1832
+
Ptycholepis bollensis Agassiz 1832
Ptycholepis marshii Newberry 1878
Invalid names: Eugnathidae Woodward 1895 [replaced]
Fm. †Macrosemiidae Thiollière 1858
+
G. †Macrepistius Cope 1894
+
Macrepistius arenatus Cope 1894
G. †Macrosemius Agassiz 1834
Fm. †Pachycormidae Woodward 1895
+
G. †Protosphyraena Leidy 1857
+
Protosphyraena bentoniana Stewart 1898
Protosphyraena gigas Stewart 1899
Protosphyraena nitida Cope 1873
Protosphyraena tenuis Loomis 1900
Invalid names: Erisichthe Cope 1873 [synonym]
Invalid names: Pelecopteridae Cope 1875 [synonym], Protosphyraenidae Cope 1892 [synonym]
Invalid names: Amioidei [synonym], Protospondyli Woodward 1895 [synonym]
Or. †Isospondyli Cope 1887
+
Fm. Albulidae Bleeker 1859
+
G. †Apsopelix Cope 1871
+
Apsopelix sauriformis Cope 1871
G. †Cyclotomodon Cope 1876
+
Cyclotomodon vagrans Cope 1876
G. †Syntegmodus Loomis 1900
+
Syntegmodus altus Loomis 1900
Fm. Chirocentridae Cuvier and Valenciennes 1846
+
Subfm. †Ichthyodectinae Crook 1892
+
G. †Ichthyodectes Cope 1870
+
Ichthyodectes anaides Cope 1872
Ichthyodectes hamatus Cope 1872
Ichthyodectes parvus Stewart 1900
G. †Portheus Cope 1871
+
Portheus audax Leidy 1870
Portheus brachygnathus Stewart 1898
Portheus lestrio Cope 1873
Portheus lowii Stewart 1898
Portheus molossus Cope 1871
Portheus mudgei Cope 1874
Portheus thaumas Cope 1870
Invalid names: Xiphactinus Leidy 1870 [synonym]
Invalid names: Saurocephalinae [empty], Saurodontidae Stewart [synonym]
Fm. Clupeidae Cuvier 1817 [herring]
+
G. †Diplomystus Cope 1877
+
Diplomystus altus Leidy 1873
Diplomystus analis Cope 1877
Diplomystus dentatus Cope 1877
Diplomystus humilis Leidy 1856
Diplomystus theta Cope 1873
G. †Sardinius von der Marck 1858
+
Sardinius blackburnii Cope 1891
Sardinius cordieri Agassiz 1839
Sardinius lineatus Cope 1878
Sardinius nasutulus Cope 1878
Sardinius percrassus Cope 1878
G. †Spaniodon Pictet 1850
+
Spaniodon blondellii Pictet 1850
Spaniodon simus Cope 1878
Fm. †Enchodontidae Woodward 1901
+
G. †Cimolichthys Leidy
+
Cimolichthys dirus Leidy 1857
G. †Enchodus Agassiz 1835
+
Enchodus amicrodus Stewart 1898
Enchodus anceps Cope 1872
Enchodus calliodon Cope 1872
Enchodus dolichus Cope 1875
Enchodus faujasi Agassiz 1843
Enchodus ferox Leidy 1855
Enchodus gentryi Cope 1875
Enchodus gladiolus Cope 1872
Enchodus oxytomus Cope 1875
Enchodus parvus Stewart 1898
Enchodus petrosus Cope 1874
Enchodus pressidens Cope 1889
Enchodus semistriatus Marsh 1869
Enchodus shumardii Leidy 1856
Enchodus tetraecus Cope 1875
G. †Tetheodus Cope 1874
+
Tetheodus pephredo Cope 1874
Fm. Gonorhynchidae Gunther 1868
+
G. †Notogoneus Cope 1885
+
Notogoneus osculus Cope 1885
Fm. Osteoglossidae Bonaparte 1832 [arowana]
+
G. †Anogmius Cope 1871
+
Anogmius aratus Cope 1877
Anogmius contractus Cope 1871
Anogmius evolutus Cope 1877
Anogmius favirostris Cope 1877
Anogmius intermedius Loomis 1900
Anogmius rotundus Loomis 1900
Anogmius zitteli Loomis 1900
Invalid names: Pseudothryptodus Loomis 1900 [synonym], Thryptodus Loomis 1900 [synonym]
G. †Phareodus Leidy 1873
+
Phareodus acutus Leidy 1873
Phareodus aequipinnis Cope 1878
Phareodus encaustus Cope 1871
Phareodus testis Cope 1877
Invalid names: Dapedoglossus Cope 1877 [synonym]
Fm. †Pachyrhizodontidae Cope 1872
+
G. †Conosaurus Gibbes 1851
+
Conosaurus bowmani Gibbes 1851
Invalid names: Conosaurops Leidy 1868 [synonym]
G. †Oricardinus Cope 1877
+
Oricardinus sheareri Cope 1872
Oricardinus tortus Cope 1877
G. †Pachyrhizodus Agassiz 1850
+
Pachyrhizodus basalis Dixon 1850
Pachyrhizodus caninus Cope 1872
Pachyrhizodus curvatus Loomis 1900
Pachyrhizodus kingii Cope 1872
Pachyrhizodus minimus Stewart 1899
Pachyrhizodus velox Stewart 1898
Fm. †Pholidophoridae Woodward 1890
+
G. †Pholidophorus Agassiz 1832
+
Pholidophorus americanus Eastman 1899
Pholidophorus bechei Agassiz 1837
G. †Proballostomus Cope 1891
+
Fm. Salmonidae Cuvier 1816
+
G. †Leptichthys Stewart 1899
+
Leptichthys agilis Stewart 1899
G. Mallotus Cuvier 1829
+
Mallotus villosus Muller 1776
G. †Rhabdofario Cope 1870
+
Rhabdofario lacustris Cope 1870
+
G. †Empo Cope 1872
+
Empo contracta Cope 1874
Empo lisbonensis Stewart 1899
Empo merrillii Cope 1874
Empo nepaholica Cope 1872
Empo semianceps Cope 1872
G. †Stratodus Cope 1872
+
Stratodus apicalis Cope 1872
Stratodus oxypogon Cope 1877
Or. Nematognathi Gill 1861
+
Fm. Siluridae Cuvier 1816
+
G. Ameiurus Rafinesque 1820
+
Ameiurus cancellatus Cope 1891
Ameiurus maconnellii Cope 1891
G. †Rhineastes Cope 1872
+
Rhineastes arcuatus Cope 1873
Rhineastes calvus Cope 1873
Rhineastes pectinatus Cope 1874
Rhineastes peltatus Cope 1872
Rhineastes radulus Cope 1873
Rhineastes smithii Cope 1872
+
Subor. Pareiopliteae Richardson 1836
+
Superfm. Cottoidea
+
+
G. Artediellus Jordan 1865
+
Artediellus atlanticus Jordan and Evermann 1898
G. Cottus Linnaeus 1758
+
Cottus cryptotremus Cope 1883
Cottus divaricatus Cope 1883
Cottus hypoceras Cope 1883
Cottus pontifex Cope 1883
Superfm. Scorpaenoidea Garman 1899
+
Fm. Scorpaenidae Risso 1827
+
G. Sebastodes Gill 1861
+
Sebastodes rosae Eigenmann 1900
Invalid names: Cyclopteroidea Gill 1889 [empty]
+
Superfm. Berycoidea Patterson 1964
+
Fm. Berycidae Lowe 1843
+
G. Beryx Cuvier 1829
+
Beryx insculptus Cope 1869
Fm. Labridae Cuvier 1816
+
G. †Nummopalatus Roualt 1858
+
Nummopalatus edwardsius Roualt 1858
G. †Phyllodus Agassiz 1839
+
Phyllodus curvidens Marsh 1869
Phyllodus elegans Marsh 1869
Phyllodus hipparionyx Eastman 1900
G. †Protautoga Leidy 1873
+
Protautoga conidens Leidy 1873
Superfm. Percoidea Bleeker 1859
+
+
G. †Amphiplaga Cope 1877
+
G. †Asineops Cope 1870
+
Asineops squamifrons Cope 1870
G. †Erismatopterus Cope 1870
+
G. †Trichophanes Cope 1872
+
Trichophanes copei Osborn et al. 1878
Trichophanes foliarum Cope 1878
Trichophanes hians Cope 1872
Invalid names: Asineopidae [synonym]
Fm. Percidae Cuvier 1816 [perch]
+
G. †Mioplosus Cope 1877
+
Mioplosus abbreviatus Cope 1877
Mioplosus beani Cope 1877
Mioplosus labracoides Cope 1877
Mioplosus longus Cope 1877
Mioplosus sauvageanus Cope 1884
G. †Oligoplarchus Cope 1891
+
G. †Plioplarchus Cope 1883
+
Plioplarchus whitei Cope 1883
Fm. Sparidae Bonaparte 1832
+
+
Invalid names: Phacodus Cope 1869 [replaced]
+
G. †Priscacara Cope 1877
+
Priscacara clivosa Cope 1878
Priscacara cypha Cope 1877
Priscacara liops Cope 1877
Priscacara oxyprion Cope 1878
Priscacara pealei Cope 1878
Priscacara serrata Cope 1877
Superfm. †Scombroidea Rafinesque-Schmaltz 1815
+
Fm. Carangidae Rafinesque 1815
+
G. Platax Cuvier 1817
+
G. Trichiurus Linnaeus 1758
+
Trichiurus lepturus Linnaeus 1758
Fm. Xiphiidae Swainson 1839 [sword fish]
+
+
G. †Embalorhynchus Marsh 1869
+
Embalorhynchus kinnei Marsh 1869
G. Istiophorus Lacépède 1802
+
Istiophorus antiquus Leidy 1855
Istiophorus parvulus Marsh 1869
Invalid names: Histiophorus Lacépède 1802 [misspelling]
Invalid names: Sciaenoidea Gill 1872 [empty]
+
+
G. †Chaetodipterus Lacepede 1802
+
Chaetodipterus faber Broussonet 1782
+
Subor. †Gymnodontes Cuvier 1817
+
Invalid names: Diodontoidea Gill 1884 [empty]
Subor. †Sclerodermi Cuvier
+
+
G. †Grypodon
+
Grypodon texanus Dames 1883
Invalid names: Ancistrodon Roemer 1849 [replaced]
Invalid names: Mesichthyes Hay 1902 [empty], Phthinobranchii Hay 1902 [empty], Plectospondyli Cope 1872 [empty], Pycnodonti [empty]
Superor. Crossopterygia Huxley 1861
Superor. Rhipidistia Cope 1887
+
Or. Actinistia Cope 1870
+
Fm. Coelacanthidae Agassiz 1843
+
G. †Coelacanthus Agassiz 1839
+
Coelacanthus elegans Newberry 1856
+
Invalid names: Conchiopsis filiferus Cope 1873 [synonym]
Coelacanthus granulatus Agassiz 1839
Coelacanthus ornatus Newberry 1856
Coelacanthus robustus Newberry 1856
Invalid names: Conchiopsis Cope 1873 [synonym]
G. †Diplurus Newberry 1878
+
Diplurus longicaudatus Newberry 1878
G. †Peplorhina Cope 1873
+
Peplorhina anthracina Cope 1873
Peplorhina arctata Cope 1877
Fm. †Holoptychiidae Owen 1859
+
G. †Apedodus Leidy 1856
+
Apedodus priscus Leidy 1856
G. †Dendrodus Owen 1841
+
Dendrodus arisaigensis Whiteaves 1896
Dendrodus biporcatus Owen 1841
G. †Eriptychius Walcott 1892
+
Eriptychius americanus Walcott 1892
G. †Holoptychius Agassiz 1843
+
Holoptychius filosus Cope 1892
Holoptychius giganteus Agassiz 1843
Holoptychius granulatus Newberry 1889
Holoptychius hallii Newberry 1889
Holoptychius latus Cope 1897
Holoptychius nobilissimus Agassiz 1835
Holoptychius pustulosus Newberry 1889
Holoptychius quebecensis Whiteaves 1889
Holoptychius radiatus Newberry 1889
Holoptychius tuberculatus Newberry 1889
Fm. †Megalichthyidae Hay 1902
+
G. †Coelosteus Newberry 1887
+
Coelosteus ferox Newberry 1887
G. †Eusthenopteron Whiteaves 1881
+
Eusthenopteron foordii Whiteaves 1881
G. †Megalichthys Agassiz 1835
+
Megalichthys anceps Newberry 1888
Megalichthys angustus Newberry 1856
Megalichthys hibberti Agassiz 1835
Megalichthys incurvus Newberry 1856
Megalichthys lancifer Newberry 1856
G. †Rabdiolepis Emmons 1857
+
Rabdiolepis speciosa Emmons 1857
G. †Rhizodopsis Young 1866
+
Rhizodopsis granulatus Salter 1861
Invalid names: Orthognathus Barkas 1873 [synonym]
G. †Sauripterus Hall 1843
+
Sauripterus taylori Hall 1843
G. †Strepsodus Huxley and Etheridge 1865
+
Strepsodus arenosus Hay 1900
Strepsodus dawsoni Hay 1900
Strepsodus hardingi Dawson 1868
Strepsodus sauroides Binney 1841
Fm. †Onychodontidae Woodward 1891
+
G. †Onychodus Newberry 1857
+
Onychodus ortoni Newberry 1889
Onychodus sigmoides Newberry 1857
+
G. †Glyptopomus Agassiz 1844
+
Glyptopomus minor Agassiz 1844
Glyptopomus sayrei Newberry 1878
G. †Parabatrachus Owen 1853
+
Parabatrachus colei Owen 1853
Parabatrachus maxillaris Agassiz 1843
Parabatrachus nitidus Cope 1880
Invalid names: Aspidoganoidei Gill 1876 [empty], Azygostei Hay 1902 [empty]
Cl. Reptilia Laurenti 1768 [reptile]
+
Or. †Anomodontia Owen 1859
+
Fm. †Dicynodontidae Owen 1859
+
G. †Dicynodon Owen 1845
+
Dicynodon lacerticeps Owen 1845
Dicynodon rosmarus Cope 1870
Or. Cotylosauria Cope 1880
+
Fm. †Diadectidae Cope 1880
+
G. †Bolbodon Cope 1896
+
Bolbodon tenuitectus Cope 1896
G. †Chilonyx Cope 1883
+
Chilonyx rapidens Cope 1878
G. †Diadectes Cope 1878
+
Diadectes fissus Cope 1883
Diadectes phaseolinus Cope 1880
G. †Empedias Cope 1883
+
Empedias alatus Cope 1878
Empedias molaris Cope 1878
Invalid names: Empedocles Cope 1878 [replaced]
G. †Nothodon Marsh 1878
+
Nothodon lentus Marsh 1878
Fm. †Pareiasauridae Lydekker 1889
+
G. †Labidosaurus Cope 1896
+
Labidosaurus hamatus Cope 1896
Fm. †Pariotichidae Cope 1883
+
G. †Captorhinus Cope 1896
+
G. †Helodectes Cope 1880
+
Helodectes isaaci Cope 1880
Helodectes paridens Cope 1880
G. †Hypopnous Cope 1896
+
Hypopnous squaliceps Cope 1896
G. †Isodectes Cope 1896
+
Isodectes megalops Cope 1883
G. †Pantylus Cope 1881
+
Pantylus coicodus Cope 1896
Pantylus cordatus Cope 1881
G. †Pariotichus Cope 1878
+
Pariotichus aduncus Cope 1896
Pariotichus aguti Cope 1882
Pariotichus brachyops Cope 1878
Pariotichus incisivus Cope 1888
Pariotichus isolomus Cope 1896
Pariotichus ordinatus Cope 1878
Invalid names: Ectocynodon Cope 1878 [synonym]
Or. Dinosauria Owen 1842 [dinosaur]
+
Subor. †Orthopoda Cope 1866
+
Superfm. †Ceratopsoidea Hay 1902
+
Fm. †Ceratopsidae Marsh 1888 [ceratopsid]
+
G. †Agathaumas Cope 1872
+
Agathaumas mortuarius Cope 1874
Agathaumas sylvestris Cope 1872
Invalid names: Polyonax Cope 1874 [synonym]
G. †Ceratops Marsh 1888
+
Ceratops alticornis Marsh 1887
Ceratops montanus Marsh 1888
Ceratops paucidens Marsh 1889
G. †Claorhynchus Cope 1892
+
G. †Manospondylus Cope 1892
+
Manospondylus gigas Cope 1892
G. †Monoclonius Cope 1876
+
Monoclonius crassus Cope 1876
Monoclonius fissus Cope 1889
G. †Sterrholophus Marsh 1891
+
G. †Torosaurus Marsh 1891
+
Torosaurus gladius Marsh 1891
Torosaurus latus Marsh 1891
G. †Triceratops Marsh 1889
+
Triceratops calicornis Marsh 1898
Triceratops elatus Marsh 1891
Triceratops galeus Marsh 1889
Triceratops horridus Marsh 1889
Triceratops obtusus Marsh 1898
Triceratops prorsus Marsh 1890
Triceratops serratus Marsh 1890
Triceratops sulcatus Marsh 1890
Invalid names: Agathaumidae Cope 1889 [synonym]
Invalid names: Ceratopsia Marsh 1890 [synonym]
Superfm. †Iguanodontoidea Hay 1902
+
G. †Apatodon Marsh 1877
+
Apatodon mirus Marsh 1877
G. †Brachyrophus Cope 1878
+
Fm. †Camptosauridae Marsh 1885 [camptosaurid]
+
G. †Camptosaurus Marsh 1885
+
Camptosaurus amplus Marsh 1879
Camptosaurus dispar Marsh 1879
Camptosaurus medius Marsh 1894
Camptosaurus nanus Marsh 1894
Invalid names: Camptonotus Marsh 1879 [replaced]
G. †Dryosaurus Marsh 1894
+
Dryosaurus altus Marsh 1878
G. †Laosaurus Marsh 1878
+
Laosaurus celer Marsh 1878
Laosaurus consors Marsh 1894
Laosaurus gracilis Marsh 1878
Invalid names: Camptonotidae Marsh 1881 [synonym], Laosauridae Marsh 1895 [synonym]
Fm. †Iguanodontidae Bonaparte 1850 [iguanodontid]
+
G. †Pteropelyx Cope 1889
+
Pteropelyx grallipes Cope 1889
G. †Thespesius Leidy 1856
+
Thespesius agilis Marsh 1872
+
Invalid names: Agathaumas milo Cope 1874 [synonym], Claosaurus annectens Marsh 1892 [synonym]
Invalid names: Claosaurus Marsh 1890 [synonym]
Invalid names: Claosauridae Marsh 1890 [synonym]
Fm. †Trachodontidae Lydekker 1888
+
G. †Cionodon Cope 1874
+
Cionodon arctatus Cope 1874
Cionodon stenopsis Cope 1875
G. †Dysganus Cope 1876
+
Dysganus bicarinatus Cope 1876
Dysganus encaustus Cope 1876
Dysganus haydenianus Cope 1876
Dysganus peiganus Cope 1876
G. †Ornithotarsus Cope 1869
+
Ornithotarsus immanis Cope 1869
G. †Pneumatoarthrus Cope 1870
+
G. †Trachodon Leidy 1856
+
Trachodon breviceps Marsh 1889
Trachodon calamarius Cope 1876
Trachodon cavatus Cope 1871
Trachodon foulkii Leidy 1858
Trachodon longiceps Marsh 1890
Trachodon minor Marsh 1870
Trachodon mirabilis Leidy 1856
Trachodon pentagonus Cope 1876
Trachodon tripos Cope 1869
Invalid names: Diclonius Cope 1876 [synonym], Hadrosaurus Leidy 1858 [synonym]
Invalid names: Hadrosauridae Cope 1869 [synonym]
Invalid names: Macelognathidae Marsh 1884 [empty], Nanosauridae Marsh 1878 [empty], Ornithopoda Marsh 1881 [synonym]
Invalid names: Ornithischia Seeley 1888 [synonym], Predentata Marsh 1894 [synonym], Stegosauroidea Hay 1902 [empty]
Subor. Theropoda Marsh 1881 [theropod]
+
Fm. †Anchisauridae Marsh 1885 [anchisaurid]
+
G. †Ammosaurus Marsh 1891
+
Ammosaurus major Marsh 1889
G. †Anchisaurus Marsh 1885
+
Anchisaurus colurus Marsh 1891
Anchisaurus polyzelus Hitchcock 1865
Anchisaurus solus Marsh 1892
Invalid names: Amphisaurus Marsh 1882 [replaced], Megadactylus Hitchcock 1865 [replaced]
G. †Arctosaurus Adams 1875
+
Arctosaurus osborni Adams 1875
G. †Bathygnathus Leidy 1853
+
Bathygnathus borealis Leidy 1853
G. †Clepsysaurus Lea 1851
+
G. †Thecodontosaurus Riley and Stutchbury 1836
+
Invalid names: Palaeosaurus Riley and Stutchbury 1836 [synonym]
Invalid names: Amphisauridae Marsh 1882 [synonym]
Fm. †Ceratosauridae Marsh 1884
+
G. †Ceratosaurus Marsh 1884
+
Fm. †Coeluridae Marsh 1881 [coelurid]
+
G. †Coelophysis Cope 1889
+
Coelophysis bauri Cope 1887
G. †Coelurus Marsh 1879
+
Coelurus agilis Marsh 1884
Coelurus fragilis Marsh 1879
Coelurus gracilis Marsh 1888
G. †Tichosteus Cope 1877
+
Tichosteus lucasanus Cope 1877
Fm. †Hallopidae Marsh 1881 [hallopodid]
+
G. †Hallopus Marsh 1881
+
Hallopus victor Marsh 1877
Fm. †Megalosauridae Fitzinger 1843
+
G. †Allosaurus Marsh 1877
+
Allosaurus fragilis Marsh 1877
G. †Antrodemus Leidy 1873
+
Antrodemus lucaris Marsh 1878
Antrodemus medius Marsh 1888
Antrodemus sulcatus Marsh 1896
Antrodemus valens Leidy 1870
+
Invalid names: Labrosaurus ferox Marsh 1884 [synonym]
Invalid names: Labrosaurus Marsh 1879 [synonym]
G. †Coelosaurus Leidy 1865
+
Coelosaurus antiquus Leidy 1865
G. †Creosaurus Marsh 1878
+
Creosaurus atrox Marsh 1878
G. †Deinodon Leidy 1856
+
Deinodon amplus Marsh 1892
Deinodon cristatus Marsh 1892
Deinodon horridus Leidy 1856
+
Invalid names: Aublysodon mirandus Leidy 1868 [synonym]
Deinodon lateralis Cope 1876
Invalid names: Aublysodon Leidy 1868 [synonym]
G. †Dryptosaurus Marsh 1877
+
Dryptosaurus falculus Cope 1876
Dryptosaurus macropus Cope 1868
Invalid names: Laelaps Cope 1866 [replaced]
G. †Megalosaurus Parkinson 1822
+
Megalosaurus bucklandi Mantell 1827
Invalid names: Poekilopleuron Eudes-Deslongchamps 1837 [synonym]
G. †Palaeoctonus Cope 1877
+
Palaeoctonus orthodon Cope 1893
G. †Paronychodon Cope 1876
+
G. †Suchoprion Cope 1877
+
Suchoprion aulacodus Cope 1877
Suchoprion cyphodon Cope 1877
Suchoprion sulcidens Cope 1878
G. †Troodon Leidy 1856
+
Troodon formosus Leidy 1856
G. †Zapsalis Cope 1876
+
Zapsalis abradens Cope 1876
G. †Zatomus Cope 1871
+
Zatomus sarcophagus Cope 1871
Invalid names: Allosauridae Marsh 1878 [synonym], Dinodontidae Cope 1866 [synonym], Dryptosauridae Marsh 1890 [synonym], Labrosauridae Marsh 1882 [synonym]
Fm. †Ornithomimidae Marsh 1890 [ornithomimid]
+
G. †Ornithomimus Marsh 1890
+
Ornithomimus grandis Marsh 1890
Ornithomimus minutus Marsh 1892
Ornithomimus sedens Marsh 1892
Ornithomimus tenuis Marsh 1890
Ornithomimus velox Marsh 1890
Invalid names: Goniopoda Cope 1866 [synonym], Megalosauria Bonaparte 1850 [synonym]
Invalid names: Opisthocoelia Owen 1859 [empty]
Or. †Ichthyosauria de Blainville 1835 [ichthyosaur]
+
Fm. †Baptanodontidae Marsh 1879
+
G. †Baptanodon Seeley 1874
+
Baptanodon discus Marsh 1879
Baptanodon natans Marsh 1879
Invalid names: Sauranodon Marsh 1879 [replaced]
G. †Chonespondylus Leidy 1868
+
Chonespondylus grandis Leidy 1868
G. †Cymbospondylus Leidy 1868
+
G. †Shastasaurus Merriam 1895
+
Shastasaurus pacificus Merriam 1895
Invalid names: Sauranodontidae Marsh 1879 [replaced]
Fm. †Proteosauridae Hay 1902
+
G. †Proteosaurus Home 1819
+
Proteosaurus platyodon Conybeare 1822
Invalid names: Ichthyosaurus Koenig 1818 [synonym]
Invalid names: Ichthyosauridae Bonaparte 1841 [synonym]
Invalid names: Ichthyopterygia Owen 1840 [synonym]
Or. Loricata Merrem 1820
+
Subor. †Aetosauria Lydekker 1889 [aetosaur]
+
Fm. †Aetosauridae Baur 1887
+
G. †Stegomus Marsh 1896
+
Stegomus arcuatus Marsh 1896
G. †Typothorax Cope 1875
+
Typothorax coccinarum Cope 1875
Subor. Eusuchia Huxley 1875
+
Fm. Crocodylidae Cuvier 1807 [crocodile]
+
G. Alligator Daudin 1809 [alligator]
+
Alligator mississippiensis Daudin 1801 [American alligator]
G. †Bottosaurus Agassiz 1849
+
Bottosaurus harlani Meyer 1832
+
Invalid names: Crocodilus macrorhynchus Harlan 1834 [synonym]
G. Crocodylus Laurenti 1768 [crocodile]
+
Crocodylus acer Cope 1882
Crocodylus affinis Marsh 1871
Crocodylus antiquus Leidy 1852
Crocodylus aptus Leidy 1869
Crocodylus brevicollis Marsh 1871
Crocodylus chamensis Cope 1874
Crocodylus clavis Cope 1871
Crocodylus elliottii Leidy 1871
Crocodylus fastigiatus Leidy 1851
Crocodylus grinnellii Marsh 1871
Crocodylus grypus Cope 1875
Crocodylus heterodon Cope 1873
Crocodylus humilis Leidy 1856
Crocodylus liodon Marsh 1871
Crocodylus marylandicus Clarke 1895
Crocodylus niloticus Laurenti 1768 [Nile crocodile]
Crocodylus parvus Osborn et al. 1878
Crocodylus polyodon Cope 1873
Crocodylus rugosus Emmons 1858
Crocodylus sericodon Cope 1867
Crocodylus serratus Cope 1872
Crocodylus sicariaus Cope 1869
Crocodylus solaris Marsh 1877
Crocodylus squankensis Marsh 1869
Crocodylus subulatus Cope 1872
Crocodylus sulciferus Cope 1872
Crocodylus wheelerii Cope 1875
Crocodylus ziphodon Marsh 1871
Invalid names: Thecachampsa Cope 1867 [synonym]
G. †Diplocynodon Pomel 1847
+
Diplocynodon ratelii Pomel 1847
Diplocynodon sphenops Cope 1875
G. †Limnosaurus Marsh 1872
G. †Polydectes Cope 1869
+
Polydectes biturgidus Cope 1869
Fm. Gavialidae Adams 1854
+
G. Gavialis Oppel 1811 [gharial]
+
Gavialis fraterculus Cope 1869
Gavialis gangeticus Gmelin 1789 [Gharial]
Gavialis minor Marsh 1870
G. †Heterodontosuchus Lucas 1898
+
G. †Holops Cope 1869
+
Holops basitruncatus Owen 1849
+
Invalid names: Holops tenebrosus Leidy 1865 [synonym]
Holops brevispinis Cope 1867
Holops cordatus Cope 1869
Holops glyptodon Cope 1869
Holops obscurus Leidy 1865
Holops pneumaticus Cope 1872
G. †Thoracosaurus Leidy 1852
+
+
Invalid names: Crocodilus basifissus Owen 1849 [synonym], Crocodilus dekayi Leidy 1852 [synonym], Sphenosaurus clavirostris Morton 1845 [synonym], Thoracosaurus grandis Leidy 1852 [synonym]
Invalid names: Sphenosaurus Agassiz 1849 [synonym]
Fm. †Goniopholidae Cope 1875
+
G. †Goniopholis Owen 1842
+
Goniopholis felix Marsh 1877
Goniopholis lucasii Cope 1878
Invalid names: Amphicotylus Cope 1878 [synonym], Diplosaurus [synonym]
G. †Hyposaurus Owen 1849
+
Hyposaurus ferox Marsh 1871
Hyposaurus rogersii Owen 1849
G. †Pliogonodon Leidy 1856
+
Pliogonodon priscus Leidy 1856
Subor. †Parasuchia Huxley [phytosaur]
+
Fm. †Phytosauridae Jaeger 1828
+
G. †Episcoposaurus Cope 1887
+
G. †Phytosaurus Jaeger 1828
+
Phytosaurus buceros Cope 1881
Phytosaurus carolinensis Emmons 1856
+
Invalid names: Centemodon sulcatus Lea 1856 [synonym], Omosaurus perplexus Leidy 1856 [synonym]
Phytosaurus leaii Emmons 1856
Phytosaurus lepturus Cope 1869
Phytosaurus priscus Leidy 1856
Phytosaurus rostratus Marsh 1896
Phytosaurus scolopax Cope 1881
Phytosaurus serridens Leidy 1859
Phytosaurus validus Marsh 1893
Invalid names: Centemodon Lea 1856 [synonym], Compsosaurus Leidy 1856 [synonym], Omosaurus Leidy 1856 [synonym], Rutiodon Emmons 1856 [synonym]
Invalid names: Belodontia Marsh 1895 [synonym]
Invalid names: Crocodilia Owen 1842 [synonym]
Or. †Pelycosauria Cope 1878 [pelycosaur]
+
Fm. †Bolosauridae Cope 1878
+
G. †Bolosaurus Cope 1878
+
Bolosaurus striatus Cope 1878
G. †Metamosaurus Cope 1878
+
Metamosaurus fossatus Cope 1878
Fm. †Clepsydropidae Cope 1878
+
G. †Archaeobelus Cope 1877
+
G. †Clepsydrops Cope 1875
+
Clepsydrops collettii Cope 1875
Clepsydrops limbatus Cope 1877
Clepsydrops natalis Cope 1878
Clepsydrops vinslovii Cope 1877
Invalid names: Diopeus Cope 1892 [synonym]
G. †Dimetrodon Cope 1878
+
Dimetrodon gigas Cope 1878
Dimetrodon incisivus Cope 1878
G. †Edaphosaurus Cope 1882
+
Edaphosaurus pogonias Cope 1882
G. †Embolophorus Cope 1878
+
G. †Lysorophus Cope 1877
+
G. †Naosaurus Cope 1886
+
Naosaurus claviger Cope 1886
Naosaurus cruciger Cope 1878
Naosaurus microdus Cope 1884
G. †Ophiacodon Marsh 1878
+
Ophiacodon grandis Marsh 1878
Ophiacodon mirus Marsh 1878
G. †Sphenacodon Marsh 1878
+
Sphenacodon ferox Marsh 1878
G. †Theropleura Cope 1878
+
Theropleura uniformis Cope 1878
Or. †Plesiosauria de Blainville 1835 [plesiosaur]
+
Fm. †Elasmosauridae Cope 1869 [elasmosaur]
+
G. †Cimoliasaurus Leidy 1851
+
Cimoliasaurus grandis Leidy 1855
Cimoliasaurus magnus Leidy 1851
Cimoliasaurus planior Leidy 1870
Cimoliasaurus snowii Williston 1890
Cimoliasaurus vetustus Leidy 1851
Invalid names: Brimosaurus Leidy 1854 [synonym], Discosaurus Leidy 1851 [synonym]
G. †Elasmosaurus Cope 1868
+
G. †Embaphias Cope 1894
+
Embaphias circulosus Cope 1894
G. †Oligosimus Leidy 1872
+
Oligosimus grandaevus Leidy 1872
G. †Orophosaurus Cope 1851
+
G. †Piptomerus Cope 1887
+
Piptomerus hexagonus Cope 1887
Piptomerus microporus Cope 1887
G. †Polycotylus Cope 1869
+
G. †Trinacromerum Cragin 1888
+
G. †Uronautes Cope 1876
+
Uronautes cetiformis Cope 1876
Fm. †Plesiosauridae Gray 1825
+
G. †Megalneusaurus Knight 1898
+
Megalneusaurus rex Knight 1895
G. †Nothosaurops Leidy 1870
+
Nothosaurops occiduus Leidy 1870
G. †Nothosaurus Münster 1834
G. †Pantosaurus Marsh 1893
+
Pantosaurus striatus Marsh 1891
Invalid names: Parasaurus Marsh 1891 [replaced]
G. †Piratosaurus Leidy 1865
+
Piratosaurus plicatus Leidy 1865
G. †Plesiosaurus de la Beche and Conybeare 1821
+
Plesiosaurus dolichodeirus Conybeare 1824
Plesiosaurus gouldii Williston 1897
Plesiosaurus gulo Cope 1872
Plesiosaurus mudgei Cragin 1894
Invalid names: Taphrosaurus Cope 1870 [synonym]
Invalid names: Sauropterygia Owen 1859 [synonym]
Or. †Pterosauri Kaup 1834 [pterosaur]
+
Fm. †Ornithocephalidae Hay 1902
+
G. †Dermodactylus Marsh 1881
+
Dermodactylus montanus Marsh 1878
G. †Ornithocephalus Soemmerring 1812
+
Ornithocephalus antiquus Soemmerring 1812
Invalid names: Pterodactylus Cuvier 1809 [synonym]
Invalid names: Pterodactylidae Bonaparte 1838 [replaced]
Fm. †Pteranodontidae Marsh 1876
+
G. †Pteranodon Marsh 1876
+
Pteranodon comptus Marsh 1876
Pteranodon ingens Marsh 1872
+
Invalid names: Ornithochirus umbrosus Cope 1872 [synonym]
Pteranodon longiceps Marsh 1876
Pteranodon nanus Marsh 1881
+
Invalid names: Ornithochirus harpygia Cope 1872 [synonym], Pterodactylus oweni Marsh 1871 [synonym]
Pteranodon velox Marsh 1872
Invalid names: Ornithostomatidae Williston 1893 [synonym]
Invalid names: Nyctosauridae Hay 1902 [empty], Ornithosauria Bonaparte 1838 [synonym]
Or. Rhynchocephalia Günther 1867 [rhynchocephalian]
+
Fm. †Champsosauridae Cope 1876 [champsosaur]
+
G. †Ischyrotherium Leidy 1856
+
Invalid names: Ischyrosaurus Cope 1869 [synonym]
G. †Rhabdopelix Cope 1870
+
G. Sphenodon Gray 1831
+
Sphenodon punctata Gray 1842 [tuatara]
Or. Squamata Oppel 1811 [squamates]
+
Subor. †Pythonomorpha Cope 1869
+
Fm. †Mosasauridae Gervais 1852 [mosasaur]
+
Subfm. †Mosasaurinae Gervais 1853
+
G. †Baptosaurus Marsh 1870
+
Baptosaurus fraternus Marsh 1869
Baptosaurus onchognathus Merriam 1894
Invalid names: Halisaurus Marsh 1869 [replaced]
G. †Clidastes Cope 1868
+
Clidastes cineriarum Cope 1870
Clidastes conodon Cope 1881
Clidastes dispar Marsh 1871
Clidastes iguanavus Cope 1868
Clidastes intermedius Leidy 1870
Clidastes liodontus Merriam 1894
Clidastes pumilis Marsh 1871
Clidastes rex Marsh 1872
Clidastes stenops Cope 1871
Clidastes tortor Cope 1871
Clidastes validus Cope 1868
Clidastes velox Marsh 1871
Clidastes westii Williston and Case 1892
Clidastes wymani Marsh 1871
Invalid names: Edestosaurus Marsh 1871 [synonym], Nectoportheus Cope 1868 [synonym]
G. †Mosasaurus Parkinson 1822
+
Mosasaurus belgicus Holl 1829
Mosasaurus brumbyi Gibbes 1851
Mosasaurus carolinensis Gibbes 1851
Mosasaurus copeanus Marsh 1869
Mosasaurus couperi Gibbes 1851
Mosasaurus crassidens Marsh 1870
Mosasaurus dekayi Bronn 1838
+
Invalid names: Baseodon reversus Leidy 1865 [synonym]
Mosasaurus depressus Cope 1869
Mosasaurus fulciatus Cope 1870
Mosasaurus horridus Williston 1895
Mosasaurus maximus Cope 1869
Mosasaurus miersii Marsh 1869
Mosasaurus minor Gibbes 1851
Mosasaurus missouriensis Harlan 1834
Mosasaurus oarthrus Cope 1870
Mosasaurus princeps Marsh 1869
Invalid names: Amphorosteus Gibbes 1851 [synonym], Baseodon Leidy 1865 [synonym]
Subfm. †Tylosaurinae Wiliston 1895
+
G. †Diplotomodon Leidy 1868
+
G. †Elliptonodon Emmons 1858
+
Elliptonodon compressus Emmons 1858
G. †Macrosaurus Owen 1849
+
Macrosaurus laevis Owen 1849
Macrosaurus mitchillii DeKay 1830
+
Invalid names: Mosasaurus impar Leidy 1856 [synonym]
G. †Polygonodon Leidy 1856
+
Polygonodon rectus Leidy 1858
Polygonodon vetus Leidy 1856
G. †Tylosaurus Marsh 1872
+
Tylosaurus congrops Cope 1870
Tylosaurus dyspelor Cope 1870
Tylosaurus laticaudus Marsh 1870
Tylosaurus micromus Marsh 1872
Tylosaurus perlatus Cope 1869
Tylosaurus proriger Cope 1869
Tylosaurus rapax Hay 1902
Tylosaurus sectorius Cope 1871
Invalid names: Leiodon Owen 1842 [synonym], Rhamphosaurus Cope 1872 [replaced], Rhinosaurus Marsh 1872 [replaced]
Invalid names: Platecarpinae Williston 1897 [empty]
Invalid names: Mosasauria [synonym]
Subor. Sauria MacCartney 1802
+
Fm. Amphisbaenidae Gray 1865 [worm lizard]
+
G. †Aciprion Cope 1873
+
Aciprion formosum Cope 1873
G. †Cremastosaurus Cope 1873
+
G. †Diacium Cope 1873
+
Diacium quinquepedale Cope 1874
G. Hypsorhina Baur 1893
+
Hypsorhina antiqua Baur 1893
G. †Naocephalus Cope 1872
+
Naocephalus porrectus Cope 1872
G. †Platyrhachis Cope 1873
+
G. Rhineura Cope 1861 [worm lizard]
+
Rhineura floridana Baird 1858 [North American worm lizard]
Rhineura hatcherii Baur 1893
G. †Tylosteus Leidy 1872
+
Tylosteus ornatus Leidy 1872
Fm. Anguidae Gray 1825
+
G. †Exostinus Cope 1873
+
Exostinus serratus Cope 1873
G. †Glyptosaurus Marsh 1871
+
Glyptosaurus anceps Marsh 1871
Glyptosaurus brevidens Marsh 1872
Glyptosaurus nodosus Marsh 1871
Glyptosaurus ocellatus Marsh 1871
Glyptosaurus princeps Marsh 1872
Glyptosaurus rugosus Marsh 1872
G. †Peltosaurus Cope 1873
+
G. †Placosaurus Gervais 1852
+
Placosaurus rugosus Gervais 1852
G. †Saniwa Leidy 1870
+
Saniwa ensidens Leidy 1870
Saniwa major Leidy 1873
G. †Xestops Cope 1873
+
Xestops gracilis Marsh 1872
Xestops lentus Marsh 1872
Xestops microdus Marsh 1872
Xestops minutus Marsh 1872
Xestops vagans Marsh 1872
Invalid names: Oreosaurus Marsh 1872 [replaced]
Invalid names: Gerrhonotidae Cope 1864 [synonym], Glyptosauridae Marsh 1872 [synonym], Placosauridae Gervais [synonym]
Fm. Iguanidae Oppel 1811
+
G. †Chamops Marsh 1892
+
Chamops segnis Marsh 1892
G. †Iguanavus Marsh 1872
+
Iguanavus exilis Marsh 1872
Fm. Varanidae Hardwicke and Gray 1824 [monitor lizard]
+
G. †Thinosaurus Marsh 1872
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Thinosaurus agilis Marsh 1872
Thinosaurus crassus Marsh 1872
Thinosaurus grandis Marsh 1872
Thinosaurus leptodus Marsh 1872
Thinosaurus paucidens Marsh 1872
G. †Tinosaurus Marsh 1872
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Tinosaurus lepidus Marsh 1872
Tinosaurus stenodon Marsh 1872
Invalid names: Lacertilia Owen 1842 [synonym]
Subor. Serpentes Linnaeus 1758 [snake]
+
Fm. Boidae Gray 1825 [boa]
+
G. †Aphelophis Cope 1873
+
Aphelophis talpivorus Cope 1873
G. †Boavus Marsh 1871
+
Boavus agilis Marsh 1871
Boavus brevis Marsh 1871
Boavus occidentalis Marsh 1871
G. †Calamagras Cope 1873
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Calamagras murivorus Cope 1873
+
Invalid names: Calamagras truxalis Cope 1873 [synonym]
G. †Lestophis Marsh 1885
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Lestophis crassus Marsh 1871
Invalid names: Limnophis Marsh 1871 [replaced]
G. †Lithophis Marsh 1871
+
Lithophis sargenti Marsh 1871
G. †Ogmophis Cope 1844
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Ogmophis angulatus Cope 1873
Ogmophis oregonensis Cope 1844
G. †Protagras Cope 1872
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Protagras lacustris Cope 1871
Fm. Colubridae Oppel 1811 [colubrid snake]
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G. †Bascanion Baird and Girard 1853
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Bascanion acuminatus Cope 1899
Bascanion constrictor Linnaeus 1758 [black racer]
G. Coluber Linnaeus 1758 [racer]
Fm. Crotalidae Oppel 1811 [pit viper]
+
G. †Coniophis Marsh 1892
+
Coniophis precedens Marsh 1892
G. Crotalus Linnaeus 1758 [rattlesnake]
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Crotalus horridus Linnaeus 1758 [timber rattlesnake]
G. †Helagras Cope 1883
+
Helagras prisciformis Cope 1883
G. †Neurodromicus Cope 1873
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Invalid names: Ophidia Latreille 1804 [synonym], Palaeophidae [empty]
Invalid names: Rhiptoglossi Wiegmann 1834 [empty]
Or. Testudines Batsch 1788 [turtle]
+
Subor. Thecophora Dollo
+
Superfm. Cryptodira Cope 1868
+
Fm. †Adocidae Cope 1869
+
G. †Adocus Cope 1868
+
Adocus agilis Cope 1868
Adocus beatus Leidy 1865
Adocus pectoralis Cope 1870
Adocus pravus Leidy 1856
Adocus syntheticus Cope 1869
G. †Agomphus Cope 1871
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Agomphus firmus Leidy 1856
Agomphus oxysternum Cope 1877
Agomphus petrosus Cope 1868
Agomphus turgidus Cope 1870
Invalid names: Amphiemys Cope 1877 [synonym]
G. †Baptemys Leidy 1870
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Baptemys costilatus Cope 1875
G. †Basilemys Hay 1902
+
Basilemys imbricarius Cope 1876
Basilemys variolosus Cope 1876
+
Invalid names: Compsemys ogmius Cope 1875 [synonym]
G. †Homorophus Cope 1869
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Homorophus insuetus Cope 1869
G. †Zygoramma Cope 1869
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Zygoramma microglypha Cope 1871
Zygoramma striatula Cope 1869
Fm. †Anosteiridae Lydekker 1889
+
G. †Anosteira Leidy 1871
+
Anosteira ornata Leidy 1871
Anosteira radulina Cope 1872
Fm. Cheloniidae Bonaparte 1832
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G. Chelonia Brongniart 1800 [green sea turtle]
+
Invalid names: Chelone Linnaeus 1758 [synonym]
G. †Lembonax Cope 1870
+
Lembonax insularis Cope 1872
Lembonax polemicus Cope 1870
Lembonax prophylaeus Cope 1872
G. †Puppigerus Cope 1870
+
Puppigerus grandaevus Leidy 1861
Fm. Chelydridae Swainson 1839
+
G. †Acherontemys Hay 1899
+
G. Chelydra Schweigger 1812 [Snapping turtle]
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Chelydra crassa Cope 1888
Chelydra serpentina Linnaeus 1758 [Common snapping turtle]
Fm. †Desmatochelyidae Williston 1894
+
G. †Desmatochelys Williston 1894
+
Desmatochelys lowii Williston 1894
Fm. Emydidae Rafinesque 1815
+
G. Clemmys Ritgen 1828
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Clemmys guttata Schneider 1792
Clemmys insculpta Le Conte 1830 [wood turtle]
Clemmys percrassa Cope 1899
G. Emys Dumeril 1806 [pond turtle]
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Emys cibollensis Cope 1877
Emys euglypha Leidy 1889
Emys euthneta Cope 1873
Emys haydeni Leidy 1870
Emys latilabiata Cope 1871
Emys lativertebralis Cope 1877
Emys megaulax Cope 1873
+
Invalid names: Emys pachylomus Cope 1873 [synonym]
Emys orbicularis Linnaeus 1758 [European pond turtle]
Emys petrolei Leidy 1868
Emys polycypha Cope 1872
Emys septaria Cope 1873
Emys shaughnessiana Cope 1882
Emys terrestris Cope 1872
Emys testudinea Cope 1872
Emys wyomingensis Leidy 1870
Invalid names: Palaeotheca Cope 1872 [synonym]
G. †Eupachemys Leidy 1877
+
Eupachemys obtusa Leidy 1877
G. †Hybemys Leidy 1871
+
Hybemys arenarius Leidy 1871
G. †Notomorpha Cope 1872
+
Notomorpha gravis Cope 1872
+
Invalid names: Notomorpha garmanii Cope 1872 [synonym]
G. Terrapene Merrem 1820 [box turtle]
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Terrapene carolina Linnaeus 1758 [common box turtle]
Terrapene eurypygia Cope 1870
Terrapene marnochii Cope 1877
Invalid names: Cistudo Dumeril and Bibron 1835 [synonym]
G. Trachemys Agassiz 1857 [slider]
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Trachemys bisornata Cope 1877
Trachemys hilli Cope 1878
Trachemys scripta Schoepff 1792 [slider]
Invalid names: Cistudinidae Cope 1882 [synonym]
Fm. †Protostegidae Cope 1873
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G. †Archelon Wieland 1896
+
Archelon ischyros Wieland 1896
Archelon marshii Wieland 1900
G. †Atlantochelys Agassiz 1849
+
Atlantochelys mortoni Agassiz 1849
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Invalid names: Protostega neptunia Cope 1872 [objective synonym]
G. †Neptunochelys Wieland 1900
+
G. †Protostega Cope 1871
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Protostega gigas Cope 1871
Fm. Testudinidae Batsch 1788
+
G. †Hadrianus Cope 1872
+
Hadrianus allabiatus Cope 1871
Hadrianus corsoni Leidy 1871
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Invalid names: Emys carteri Leidy 1871 [synonym], Hadrianus quadratus Cope 1871 [synonym], Testudo hadrianus Cope 1872 [synonym]
Hadrianus octonarius Cope 1871
G. †Stylemys Leidy 1851
+
Stylemys nebrascensis Leidy 1851
+
Invalid names: Emys hemispherica Leidy 1851 [synonym], Emys oweni Leidy 1851 [synonym], Testudo culbertsonii Leidy 1852 [synonym], Testudo lata Leidy 1851 [synonym]
Stylemys niobrarensis Leidy 1858
Stylemys oregonensis Leidy 1872
G. Testudo Linnaeus 1758
+
Testudo amphithorax Cope 1873
Testudo brontops Marsh 1890
Testudo crassiscutata Leidy 1889
Testudo cultrata Cope 1873
Testudo cyclopygia Cope 1878
Testudo gilbertii Hay 1899
Testudo graeca Linnaeus 1758 [common tortoise]
Testudo hexagonata Cope 1893
Testudo klettiana Cope 1875
Testudo laticaudata Cope 1893
Testudo laticunea Cope 1873
Testudo ligonia Cope 1873
Testudo orthopygia Cope 1878
Testudo pertenuis Cope 1892
Testudo quadrata Cope 1884
Testudo snoviana Cope 1886
Testudo turgida Cope 1892
Testudo undata Cope 1875
Invalid names: Caryoderma Cope 1886 [synonym]
Fm. †Thalassemydidae Zittel 1889
+
G. †Lytoloma Cope 1870
+
Lytoloma angusta Cope 1870
Lytoloma platyops Cope 1870
Invalid names: Glossochelys Seeley 1871 [synonym]
G. †Osteopygis Cope 1868
+
Osteopygis erosus Cope 1875
Osteopygis platylomus Cope 1870
Osteopygis ponderosus Cope 1871
Osteopygis repandus Cope 1868
Osteopygis sopitus Leidy 1865
G. †Peritresius Cope 1870
+
Peritresius ornatus Leidy 1856
G. †Syllomus Cope 1896
+
Syllomus crispatus Cope 1896
Invalid names: Propleuridae Cope 1870 [synonym]
Fm. †Toxochelyidae Baur 1895
+
G. †Cynocercus Cope 1872
+
Cynocercus incisus Cope 1872
G. †Toxochelys Cope 1873
+
Toxochelys latiremis Cope 1873
Toxochelys serrifer Cope 1875
Superfm. Pleurodira Cope 1865 [sideneck turtle]
+
Fm. Pelomedusidae Cope 1868
+
G. †Bothremys Leidy 1865
+
Bothremys cookii Leidy 1865
G. †Taphrosphys Cope 1869
+
Taphrosphys leslianus Cope 1870
Taphrosphys molops Cope 1870
Taphrosphys nodosus Cope 1870
Taphrosphys strenuus Cope 1870
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Invalid names: Prochonias princeps Cope 1869 [synonym]
Taphrosphys sulcatus Leidy 1856
Invalid names: Prochonias Cope 1869 [synonym]
Invalid names: Bothremydidae Baur 1891 [synonym]
Fm. †Plesiochelyidae Rütimeyer 1873
+
G. †Plesiochelys Rütimeyer 1873
+
Plesiochelys solodurensis Rütimeyer 1873
Fm. †Pleurosternidae Cope 1868
+
G. †Baena Leidy 1870
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Baena arenosa Leidy 1870
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Invalid names: Baena affinis Leidy 1871 [synonym]
Baena hebraica Cope 1872
Baena ponderosa Cope 1873
Baena undata Leidy 1871
Invalid names: Chisternon Leidy 1872 [synonym]
G. †Compsemys Leidy 1856
+
Compsemys lineolatus Cope 1874
Compsemys obscurus Leidy 1856
Compsemys plicatulus Cope 1877
+
Invalid names: Glyptops ornatus Marsh 1890 [synonym]
Compsemys victus Leidy 1856
Invalid names: Glyptops Marsh 1890 [synonym]
G. †Polythorax Cope 1876
+
Invalid names: Baenidae Cope 1882 [synonym]
Subor. Trionychia
+
Fm. †Plastomenidae Hay 1902
+
G. †Plastomenus Cope 1873
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Plastomenus communis Cope 1875
Plastomenus costatus Cope 1875
Plastomenus fractus Cope 1875
Plastomenus insignis Cope 1874
Plastomenus molopinus Cope 1872
Plastomenus oedemius Cope 1872
Plastomenus serialis Cope 1877
Plastomenus thomasii Cope 1872
Fm. Trionychidae Gray 1825 [softshell turtle]
+
G. †Axestemys Hay 1899
+
Axestemys byssinus Cope 1872
Invalid names: Axestus Cope 1872 [replaced]
G. Trionyx Geoffroy Saint-Hilaire 1809
+
Trionyx buiei Cope 1870
Trionyx cariosus Cope 1875
Trionyx cellulosus Cope 1868
Trionyx coalescens Cope 1875
Trionyx concentricus Cope 1872
Trionyx foveatus Leidy 1856
Trionyx guttatus Leidy 1869
Trionyx halophilus Cope 1869
Trionyx heteroglyptus Cope 1873
Trionyx leptomitus Cope 1875
Trionyx lima Cope 1869
Trionyx mammilaris Cope 1877
Trionyx pennatus Cope 1869
Trionyx priscus Cope 1869
Trionyx punctiger Cope 1891
Trionyx radulus Cope 1875
Trionyx uintaensis Cope 1873
Trionyx vagans Cope 1874
Trionyx ventricosus Cope 1877
Trionyx virginianus Clark 1895
Invalid names: Athecae Cope 1871 [empty], Chelonia Latreille 1800 [synonym]
Invalid names: Chelydosauria Cope 1898 [empty]
G. †Leptonyx Hitchcock 1865
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Leptonyx lateralis Hitchcock 1865
G. †Plesiornis Hitchcock 1858
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Plesiornis giganteus Hitchcock 1889
Plesiornis minimus Hitchcock 1836
Plesiornis minor Hitchcock 1845
Plesiornis mirabilis Hitchcock 1865
Plesiornis pilulatus Hitchcock 1858
G. †Argoides Hitchcock 1845
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Argoides isodactylatus Hitchcock 1841
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Invalid names: Argozoum paridigitatum Hitchcock 1848 [synonym]
Argoides macrodactylatus Hitchcock 1841
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Invalid names: Argozoum disparidigitatum Hitchcock 1848 [synonym]
Argoides redfieldianus Hitchcock 1844
Argoides robustus Hitchcock 1837
G. †Fulicopus Hitchcock 1845
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Fulicopus giganteus Hitchcock 1858
Fulicopus lyellianus Hitchcock 1843
Invalid names: Aethyopus Hitchcock 1848 [synonym], Amblonyx Hitchcock 1858 [synonym]
G. †Batrachopus Hitchcock 1845
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Batrachopus deweyanus Hitchcock 1843
Batrachopus gracilior Hitchcock 1862
Batrachopus gracilis Hitchcock 1845
Invalid names: Anisichnus Hitchcock 1871 [synonym]
G. †Corvipes Hitchcock 1858
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Corvipes lacertoideus Hitchcock 1858
G. †Steropoides Hitchcock 1845
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Steropoides elegans Hitchcock 1841
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Invalid names: Steropoides elegantior Hitchcock 1841 [synonym]
Steropoides infelix Hay 1902
Steropoides ingens Hitchcock 1836
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Invalid names: Ornithopus adamsanus Hitchcock 1848 [synonym]
Steropoides loripes Hitchcock 1848
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Invalid names: Tridentipes insignis Hitchcock 1858 [synonym]
Steropoides uncus Hitchcock 1858
Invalid names: Steropezoum Hitchcock 1848 [synonym], Tridentipes Hitchcock 1858 [synonym]
G. †Sillimanius Hitchcock 1845
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Sillimanius gracilior Hitchcock 1841
Sillimanius tetradactylus Hitchcock 1836
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Invalid names: Ornithopus gallinaceus Hitchcock 1845 [synonym]
Invalid names: Ornithopus Hitchcock 1845 [synonym]
G. †Platypterna Hitchcock 1845
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Platypterna concamerata Hitchcock 1848
Platypterna deaniana Hitchcock 1837
Platypterna delicatula Hitchcock 1841
Platypterna digitigrada Hitchcock 1858
Platypterna gracillima Hitchcock 1858
Platypterna recta Hitchcock 1848
Platypterna tenuis Hitchcock 1837
G. †Orthodactylus Hitchcock 1858
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Orthodactylus floriferus Hitchcock 1858
Orthodactylus introvergens Hitchcock 1858
Orthodactylus linearis Hitchcock 1858
G. †Gigandipus Hitchcock 1855
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Gigandipus caudatus Hitchcock 1855
Gigandipus minor Hitchcock 1858
Invalid names: Gigantitherium Hitchcock 1858 [synonym]
G. †Nanopus Marsh 1894
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Nanopus caudatus Marsh 1894
G. †Comptichnus Hitchcock 1865
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Comptichnus obesus Hitchcock 1865
G. †Anticheiropus Hitchcock 1865
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Anticheiropus hamatus Hitchcock 1865
Anticheiropus pilulatus Hitchcock 1865
G. †Harpedactylus Hitchcock 1845
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Harpedactylus crassus Hitchcock 1862
Harpedactylus gracilior Hitchcock 1862
Harpedactylus tenuissimus Hitchcock 1837
G. †Cunichnoides Hitchcock 1858
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Cunichnoides marsupialoides Hitchcock 1858
G. †Antipus Hitchcock 1858
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Antipus bifidus Hitchcock 1858
Antipus flexiloquus Hitchcock 1858
G. †Trihamus Hitchcock 1862
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Trihamus elegans Hitchcock 1862
Trihamus magnus Hitchcock 1889
G. †Exocampe Hitchcock 1858
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Exocampe arcta Hitchcock 1858
Exocampe minima Hitchcock 1862
Exocampe ornata Hitchcock 1858
G. †Toxichnus Hitchcock 1865
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Toxichnus inaequalis Hitchcock 1865
G. †Plectropterna Hitchcock 1845
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Plectropterna elegans Hitchcock 1889
Plectropterna gracilis Hitchcock 1858
Plectropterna lineans Hitchcock 1858
Plectropterna minitans Hitchcock 1837
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Invalid names: Plectropus longipes Hitchcock 1841 [synonym]
G. †Polemarchus Hitchcock 1845
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Polemarchus gigas Hitchcock 1845
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Invalid names: Sauroidichnites polemarchius Hitchcock 1837 [synonym]
G. †Lagunculapes Hitchcock 1858
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Lagunculapes latus Hitchcock 1858
G. †Xiphopeza Hitchcock 1848
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Xiphopeza triplex Hitchcock 1848
G. †Tarsodactylus Hitchcock 1858
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Tarsodactylus caudatus Hitchcock 1858
Tarsodactylus expansus Hitchcock 1866
G. †Ancyropus Hitchcock 1845
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Ancyropus heteroclitus Hitchcock 1841
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Invalid names: Ancyropus jacksonianus Hitchcock 1841 [synonym]
G. †Amblypus Hitchcock 1858
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Amblypus dextratus Hitchcock 1858
G. †Helcura Hitchcock 1848
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Helcura anguinea Hitchcock 1858
Helcura littoralis Hitchcock 1848
Helcura surgens Hitchcock 1858
G. †Eupalamopus Hay 1902
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Eupalamopus dananus Hitchcock 1848
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Invalid names: Palamopus clarki Hitchcock 1858 [synonym]
Invalid names: Palamopus Hitchcock 1848 [replaced]
G. †Palamopus Hitchcock 1845
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Palamopus anomalus Hitchcock 1845
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Invalid names: Sauroidichnites palmatus Hitchcock 1836 [synonym]
Palamopus divaricans Hitchcock 1848
Palamopus gracilipes Hitchcock 1858
Palamopus rogersianus Hitchcock 1843
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Invalid names: Macropterna rhynchosauroidea Hitchcock 1848 [synonym], Macropterna vulgaris Hitchcock 1858 [synonym]
Invalid names: Macropterna Hitchcock 1848 [synonym]
G. †Stenodactylus Hitchcock 1858
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Stenodactylus curvatus Hitchcock 1858
G. †Isocampe Hitchcock 1858
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Isocampe strata Hitchcock 1858
G. †Arachichnus Hitchcock 1858
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Arachichnus dehiscens Hitchcock 1858
G. †Hoplichnus Hitchcock 1848
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Hoplichnus equus Hitchcock 1858
Hoplichnus quadrupedans Hitchcock 1848
G. †Typopus Hitchcock 1845
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Typopus abnormis Hitchcock 1844
Typopus gracilis Hitchcock 1858
G. †Cheirotheroides Hitchcock 1858
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Cheirotheroides pilulatus Hitchcock 1858
Unr. †Pseudofossil
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Invalid names: Batrachoides nidificans Hitchcock 1858 [nomen vanum]
G. †Chelonoides Hitchcock 1858
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Chelonoides incedens Hitchcock 1858
G. †Hylopus Dawson 1894
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Hylopus caudifer Dawson 1895
Hylopus hardingi Dawson 1895
Hylopus logani Dawson 1894
Hylopus minor Dawson 1895
Hylopus trifidus Dawson 1895
G. †Chelichnus Jardine 1850
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Chelichnus duncani Owen 1842
G. †Palaeosauropus Hay 1902
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Palaeosauropus antiquior Dawson 1882
Palaeosauropus unguifer Dawson 1872
Invalid names: Sauropus Lea 1849 [replaced]
G. †Batrachichnus Woodworth 1900
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Batrachichnus plainvillensis Woodworth 1900
G. †Limnopus Marsh 1894
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Limnopus vagus Marsh 1894
G. †Dromopus Marsh 1894
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Dromopus agilis Marsh 1894
G. †Anthracopus Leidy 1879
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G. †Baropus Marsh 1894
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Baropus lentus Marsh 1894
G. †Thinopus Marsh 1896
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Thinopus antiquus Marsh 1896
G. †Anogmius Cope 1877
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Anogmius polymicrodus Stewart 1898