Classification of Hay 1930

G. †Ontocetus Leidy 1859
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†Ontocetus oxymycterus Kellogg 1925
G. Phocaena Cuvier 1816
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Phocaena phocaena Linnaeus 1758 [harbor porpoise]
G. †Hydrodamalis Retzius 1794 [Steller's sea cow]
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†Hydrodamalis gigas Zimmermann 1780 [Steller's sea cow]
G. Morus Vieillot 1816 [gannet]
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Moris bassanus Linnaeus 1758 [northern gannett]
Tr. Otariidae Gray 1825 [eared seal]
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G. †Allodesmus Kellogg 1922
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†Allodesmus kernensis Kellogg 1922
G. †Dusignathus Kellogg 1927
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G. Eumetopias Gill 1866 [Steller sea lion]
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Eumetopias jubata Schreber 1776 [Steller sea lion]
Eumetopias stelleri Fischer 1829
G. †Pithanotaria Kellogg 1925
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†Pithanotaria starri Kellogg 1925
G. †Pliopedia Kellogg 1921
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†Pliopedia pacifica Kellogg 1921
G. †Pontolis True 1905
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†Pontolis magnus True 1907
G. Zalophus Gill 1866 [California sea lion]
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Zalophus californiana Lesson 1828 [California sea lion]
G. †Perchoerus Leidy 1869
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†Perchoerus osmonti Sinclair 1905
Invalid names: Bothrolabis Cope 1888 [synonym]
G. †Merycochoerus Leidy 1858
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Invalid names: Merycochoerus (Brachycrus) Matthew 1901 [invalid subgroup]
G. †Pseudolabis Matthew 1904
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†Pseudolabis matthewi Lull 1921
Fm. Ziphiidae Gray 1850 [beaked whale]
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Subfm. Ziphiinae Gray 1850 [beaked whale]
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G. †Anoplonassa Cope 1869
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†Anoplonassa forcipata Cope 1869
G. †Belemnoziphius Huxley 1864
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†Belemnoziphius prorops Leidy 1876
G. †Choneziphius Duvernoy 1851
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G. †Eboroziphius Leidy 1876
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†Eboroziphius coelops Leidy 1876
G. Hyperoodon Lacépède 1804
G. Mesoplodon Gervais 1850
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†Mesoplodon longirostris Cuvier 1824
G. †Pelycorhamphus Cope 1895
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G. †Proroziphius Leidy 1876
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†Proroziphius chonops Leidy 1876
†Proroziphius macrops Leidy 1876
G. †Sastrilophus Sahni and Khare 1971
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Invalid names: Sastrilophus dehmi Sahni and Khare 1971 [nomen dubium]
G. †Gomphotherium Burmeister 1837
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Fm. †Desmostylidae Osborn 1905
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G. †Cornwallius Hay 1923
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†Cornwallius sookensis Cornwall 1922
G. †Desmostylus Marsh 1888
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†Desmostylus hesperus Marsh 1888
Sorex parvus Say 1823 [North American least shrew]
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Invalid names: Sorex cinereus Kerr 1792 [synonym]
G. †Teleodus Marsh 1890
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†Teleodus avus Marsh 1890
Fm. Pinnipedia Illiger 1811 [pinniped]
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Fm. †Desmatophocidae Hay 1930
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G. †Desmatophoca Condon 1906
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†Desmatophoca oregonensis Condon 1906
Fm. Odobenidae Allen 1880 [walrus]
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G. Odobenus Brisson 1762 [walrus]
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Odobenus divergens Illiger 1815
Odobenus rosmarus Linnaeus 1758 [walrus]
†Odobenus virginianus De Kay 1842
G. †Prorosmarus Berry and Gregory 1906
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†Prorosmarus alleni Berry and Gregory 1906
Fm. Phocidae Gray 1821 [seal]
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Subfm. †Lobodontinae Gray 1869
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G. Lobodon Gray 1844 [crabeater seal]
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Lobodon carcinophaga Hombron and Jacquinot 1843 [crabeater seal]
†Lobodon vetus Leidy 1853
Subfm. Phocinae Gray 1821 [seal]
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G. Erignathus Gill 1866 [bearded seal]
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Erignathus barbatus Erxleben 1777 [bearded seal]
G. †Leptophoca True 1906
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†Leptophoca lenis True 1906
G. Phoca Linnaeus 1758 [seal]
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Phoca groenlandica Erxleben 1777 [harp seal]
Phoca hispida Schreber 1775 [ringed seal]
†Phoca modesta Leidy 1869
Phoca vitulina Linnaeus 1758 [harbor seal]
†Phoca wymani Leidy 1854
Invalid names: Cystophorinae Gray 1866 [empty]
G. †Allopus Marsh 1894
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†Allopus littoralis Marsh 1894
G. †Collettosaurus Cox 1874
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†Collettosaurus magnus Butts 1891
Invalid names: Notalacerta Butts 1891 [synonym], Notamphibia Butts 1891 [synonym]
G. †Crucipes Butts 1891
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†Crucipes parva Butts 1891
G. †Ornithomimipus Sternberg 1926
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†Ornithomimipus angustus Sternberg 1926
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 tenuis Hitchcock 1858
G. †Anchisauripus Lull 1904
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†Anchisauripus dananus Hitchcock 1845
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Invalid names: Anchisauripus sillimani Hitchcock 1843 [synonym]
†Anchisauripus exsertus Hitchcock 1858
†Anchisauripus minusculus Hitchcock 1837
†Anchisauripus parallelus Hitchcock 1837
†Anchisauripus tuberatus Hitchcock 1858
†Anchisauripus tuberosus Hitchcock 1836
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Invalid names: Brontozoum validum Hitchcock 1858 [synonym]
G. †Chirotherium Kaup 1835
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†Chirotherium barthii Kaup 1835
†Chirotherium parvum Hitchcock 1889
†Chirotherium reiteri Moore 1873
Invalid names: Thenaropus King 1845 [synonym]
G. †Otozoum Hitchcock 1847
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†Otozoum caudatum Hitchcock 1871
†Otozoum minus Lull 1915
†Otozoum moodii Hitchcock 1847
G. †Eubrontes Hitchcock 1845
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†Eubrontes approximatus Hitchcock 1865
†Eubrontes divaricatus Hitchcock 1865
†Eubrontes expansus Hitchcock 1841
†Eubrontes giganteus Hitchcock 1836
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 leptodactylus Hitchcock 1858 [synonym]
G. †Otouphepus Cushman 1904
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†Otouphepus magnificus Cushman 1904
†Otouphepus minor Lull 1915
G. †Hyphepus Hitchcock 1858
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†Hyphepus fieldi Hitchcock 1858
G. †Stenonyx Lull 1904
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†Stenonyx lateralis Hitchcock 1865
Invalid names: Leptonyx Hitchcock 1865 [replaced]
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 crassus Hitchcock 1889
†Anomoepus cuneatus Hitchcock 1889
†Anomoepus curvatus Hitchcock 1862
†Anomoepus giganteus Hitchcock and Grier 1927
†Anomoepus gracillimus Hitchcock 1844
†Anomoepus intermedius Hitchcock 1862
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Invalid names: Plesiornis minor Hitchcock 1845 [synonym], Plesiornis quadrupes Hitchcock 1858 [synonym]
†Anomoepus isodactylus Hitchcock 1889
†Anomoepus major Hitchcock 1858
†Anomoepus minimus Hitchcock 1862
†Anomoepus scambus Hitchcock 1848
G. †Sauropus Hitchcock 1845
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†Sauropus barratii Hitchcock 1837
†Sauropus ingens Hitchcock 1889
G. †Apatichnus Hitchcock 1858
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†Apatichnus circumagens Hitchcock 1858
†Apatichnus holyokensis Hitchcock 1889
†Apatichnus minor Hitchcock 1858
Subph. Vertebrata Lamarck 1801 [vertebrate]
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Cl. Aves Linnaeus 1758 [bird]
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G. †Cimolopteryx Marsh 1889
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†Cimolopteryx rarus Marsh 1889
†Cimolopteryx retustus Marsh 1892
G. †Eopteryx Meyer 1887
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Superor. Eurhipidurae Gill 1874
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Or. †Carinatae Merrem 1813
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Subor. Charadriiformes Huxley 1867 [shorebird]
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Superfm. Alcoidae Stejneger 1885
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Fm. Alcidae Leach 1820 [auk]
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Subfm. Alcinae Leach 1820
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G. Cerorhinca Bonaparte 1828
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†Cerorhinca dubia Miller 1925
Cerorhinca monocerata Pallas 1811 [rhinoceros auklet]
G. †Mancalla Lucas 1901
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G. †Pinguinus Bonnaterre 1790 [Great auk]
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†Pinguinus impennis Linnaeus 1758 [Great auk]
G. Synthliboramphus Brandt 1837
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Synthliboramphus antiquus Gmelin 1789 [Ancient murrelet]
G. Uria Brisson 1760
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†Uria affinis Marsh 1872
†Uria antiqua Marsh 1870
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G. †Nautilornis Wetmore 1926
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†Nautilornis avus Wetmore 1926
†Nautilornis proavitus Wetmore 1926
Superfm. Charadrioidae
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Fm. Charadriidae Vigors 1825 [lapwing]
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Subfm. Charadriinae Vigors 1825
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G. Charadrius Linnaeus 1758
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G. Oxyechus Reichenbach 1852
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Oxyechus vociferus Linnaeus 1758 [killdeer]
Fm. †Presbyornithidae Wetmore 1926
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G. †Presbyornis Wetmore 1926
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†Presbyornis pervetus Wetmore 1926
Fm. Recurvirostridae Bonaparte 1854
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G. Recurvirostra Linnaeus 1758 [avocet]
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Recurvirostra americana Gmelin 1789 [American avocet]
Recurvirostra avocetta Linnaeus 1758 [pied avocet]
Invalid names: Oedicnemidae Gray 1840 [empty], Phalaropodidae Bonaparte 1831 [empty]
Superfm. Laroidae Stejneger 1885
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Fm. Laridae Vigors 1825 [gull]
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Subfm. Larinae Bonaparte 1831
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G. Chroicocephalus Eyton 1836
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Chroicocephalus philadelphia Ord 1815 [Bonaparte's gull]
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 pristinus Shufeldt 1915
†Larus robustus Shufeldt 1891
†Larus vero Shufeldt 1917
G. Xema Leach 1819
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Xema sabini Sabine 1819 [Sabine's gull]
Subfm. Sterninae Bonaparte 1838 [tern]
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G. Chlidonias Rafinesque 1822
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Chlidonias nigra Linnaeus 1758 [black tern]
G. Sterna Linnaeus 1758 [tern]
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Sterna forsteri Nuttall 1834 [Foster's tern]
Sterna hirundo Linnaeus 1758 [common tern]
G. Thalasseus Boie 1822
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Thalasseus elegans Gambel 1849 [elegant tern]
Fm. Scolopacidae Rafinesque 1815 [snipe]
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Subfm. Scolopacinae Bonaparte 1831
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G. Capella Frenzel 1801 [snipe]
G. Macrorhamphus Forster 1817
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Macrorhamphus griseus Gmelin 1789 [short-billed dowitcher]
Subfm. Tringinae Gray 1840
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G. †Limicolavis Shufeldt 1915
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†Limicolavis pluvianella Shufeldt 1915
G. Limosa Brisson 1760 [godwit]
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Limosa limosa Linnaeus 1758 [black-tailed godwit]
†Limosa vanrossemi Miller 1925
G. Micropalama Baird 1858 [stilt sandpiper]
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†Micropalama hesterna Wetmore 1924
Micropalama himantopus Bonaparte 1826 [stilt sandpiper]
G. †Palaeotringa Marsh 1870
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†Palaeotringa vagans Marsh 1872
†Palaeotringa vetus Marsh 1870
G. Pelidna Linnaeus 1817
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Pelidna alpina Linnaeus 1758 [dunlin]
G. Totanus Bechstein 1803
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Totanus melanoleucus Gmelin 1789 [greater yellowlegs]
Totanus totanus Bechstein 1803
Subor. Ciconiiformes Bonaparte 1854
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Superfm. Ibididoidae Hay 1930
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Fm. †Ibididae
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G. Plegadis Kaup 1829
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Plegadis autumnalis Hasselqvist 1762
Plegadis guarauna Linnaeus 1762 [limpkin]
Invalid names: Ardeoidae Stejneger 1885 [empty], Ciconioidae [empty], Phoenicopteroidae Stejneger 1885 [empty], Plataleoidae Hay 1930 [empty]
Subor. Columbiformes Latham 1790 [dove]
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Invalid names: Columboidae Hay 1930 [empty]
Subor. †Colymbiformes
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Fm. Colymbidae Shaw 1824
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G. Aechmophorus Coues 1862
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†Aechmophorus lucasi Miller 1911
Aechmophorus occidentalis Lawrence 1858 [western grebe]
G. Colymbus Linnaeus 1758
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Colymbus auritus Linnaeus 1758 [horned grebe]
Colymbus cristatus Linnaeus 1758 [great crested grebe]
Colymbus holboelii Reinhardt 1854 [red-necked grebe]
Colymbus nigricollis Brehm 1831 [black-necked grebe]
†Colymbus oligoceanus Shufeldt 1915
†Colymbus parvus Schufeldt 1913
G. Podilymbus Lesson 1831
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†Podilymbus magnus Schufeldt 1913
Podilymbus podiceps Linnaeus 1758 [pied-billed grebe]
Subor. Cuculiformes Wagler 1830 [cuckoo]
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Invalid names: Cuculoidae Hay 1930 [empty]
Subor. Falconiformes Sharpe 1874 [raptor]
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Superfm. Falconoidae
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Fm. Aegypiidae [Old World vulture]
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G. †Neogyps Miller 1916
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†Neogyps errans Miller 1916
G. †Neophrontops Miller 1916
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†Neophrontops americanus Miller 1916
Fm. Buteonidae Vigors 1824
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+
G. Accipiter Brisson 1760
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Accipiter cooperi Bonaparte 1828 [Cooper's hawk]
Accipiter velox Wilson 1812
Subfm. Buteoninae Vigors 1824 [hawk]
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G. Aquila Linnaeus 1758 [eagle]
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†Aquila antiqua Shufeldt 1913
Aquila chrysaetos Linnaeus 1758 [golden eagle]
†Aquila ferox Shufeldt 1913
†Aquila lydekkeri Shufeldt 1913
†Aquila pliogryps Shufeldt 1891
†Aquila sodalis Shufeldt 1891
G. Archibuteo Brehm 1828
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Archibuteo ferrugineus Lichtenstein 1836 [ferruginous hawk]
Archibuteo lagopus Pontoppidan 1763 [rough-legged hawk]
G. Buteo de Lacepède 1799 [hawk]
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Buteo borealis Gmelin 1788 [red-tailed hawk]
Buteo swainsoni Bonaparte 1838 [Swainson's hawk]
†Buteo typhoius Wetmore 1923
G. Geranoaetus Kaup 1844 [buzzard-eagle]
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†Geranoaetus ales Wetmore 1926
†Geranoaetus conterminus Wetmore 1923
†Geranoaetus contortus Wetmore 1924
†Geranoaetus danana Marsh 1871
†Geranoaetus fragilis Miller 1911
†Geranoaetus grinnelli Miller 1911
Geranoaetus melanoleucus Vieillot 1819 [black-chested buzzard eagle]
G. Haliaeetus Savigny 1809
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Haliaeetus leucocephalus Linnaeus 1766 [bald eagle]
G. Morphnus Dumont 1816 [crested eagle]
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†Morphnus woodwardi Miller 1911
G. Urubitinga Lesson 1839 [black hawk]
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†Urubitinga enecta Wetmore 1923
Urubitinga urubitinga Gmelin 1788 [great black-hawk]
G. †Wetmoregyps Miller 1928
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†Wetmoregyps daggetti Miller 1915
Invalid names: Aquilinae Vigors 1824 [synonym]
Subfm. Milvinae
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G. †Proictinia Shufeldt 1915
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†Proictinia effera Wetmore 1923
†Proictinia gilmorei Shufeldt 1913
Invalid names: Circinae Bonaparte 1838 [empty], Elaninae Blyth 1851 [empty]
Fm. Falconidae Vigors 1824
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Subfm. Falconinae Vigors 1824
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G. Falco Linnaeus 1758 [falcon]
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Falco columbarius Linnaeus 1758 [merlin]
†Falco falconellus Shufeldt 1915
Falco mexicanus Schlegel 1850 [Prairie falcon]
Falco peregrinus Tunstall 1771 [Peregrine falcon]
Falco sparverius Linnaeus 1758 [American kestrel]
Falco subbuteo Linnaeus 1758 [Eurasian hobby]
Subfm. Pandioninae Sclater and Salvin 1873 [osprey]
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G. Pandion Savigny 1809 [osprey]
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Pandion haliaetus Linnaeus 1758 [osprey]
Invalid names: Polyborinae Lafresnaye 1839 [empty]
Superfm. Vulturoidae Hay 1930
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Fm. †Teratornithidae Miller 1909 [teratorn]
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G. †Teratornis Miller 1909 [teratorn]
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†Teratornis merriami Miller 1909 [Merriam's teratorn]
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Invalid names: Pleistogyps rex Miller 1910 [synonym]
Invalid names: Pleistogyps Miller 1910 [synonym]
Fm. Vulturidae Illiger 1811 [vulture]
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G. Cathartes Illiger 1811 [vulture]
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Cathartes aura Linnaeus 1758 [turkey vulture]
G. †Cathartornis Miller 1910
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†Cathartornis gracilis Miller 1910
G. Coragyps Geoffroy Saint-Hilaire 1853
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†Coragyps occidentalis Miller 1909
†Coragyps shastensis Miller 1911 [vulture]
Coragyps urubu Vieillot 1807
Invalid names: Catharista Vieillot 1816 [synonym]
G. Gymnogyps Lesson 1842
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†Gymnogyps amplus Miller 1911 [condor]
Gymnogyps californianus Shaw 1797 [California condor]
Invalid names: Pseudogryphus Ridgway 1874 [synonym]
G. †Palaeoborus Coues 1884
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†Palaeoborus umbrosus Cope 1874
G. †Palaeogyps Wetmore 1927
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†Palaeogyps prodromus Wetmore 1927
G. †Phasmagyps Wetmore 1927
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†Phasmagyps patritus Wetmore 1927
G. Vultur Linnaeus 1758
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†Vultur clarki Miller 1910
Vultur gryphus Linnaeus 1758 [Andean condor]
Invalid names: Cathartidae Lafresnaye 1839 [synonym]
Subor. Galliformes Temminck 1820 [fowl]
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Superfm. Galloidae Hay 1930
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Fm. Cracidae Vigors 1825
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Subfm. Penelopinae Huxley 1868
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G. Ortalis Merrem 1786 [chachalaca]
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Ortalis motmot Linnaeus 1766 [Little chachalaca]
†Ortalis phengites Wetmore 1923
Fm. †Gallinuloididae Lucas 1900
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G. †Gallinuloides Eastman 1900
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Fm. Meleagridae Gray 1840 [turkey]
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G. Agriocharis Chapman 1896
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G. Meleagris Linnaeus 1758 [turkey]
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†Meleagris celer Marsh 1872
Meleagris gallopavo Linnaeus 1758 [wild turkey]
†Meleagris richmondi Shufeldt 1915
†Meleagris superba Cope 1870
G. †Parapavo Miller 1916
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†Parapavo californicus Miller 1909
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Invalid names: Odontophorinae Gould 1844 [empty]
Fm. Phasianidae Horsfield 1821 [pheasant]
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Subfm. Phasianinae Horsfield 1821
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G. †Palaeophasianus Shufeldt 1913
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G. Phasianus Linnaeus 1758
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†Phasianus alfhildae Shufeldt 1915
†Phasianus americanus Shufeldt 1915
Phasianus colchicus Linnaeus 1758 [ring-necked pheasant]
†Phasianus mioceanus Shufeldt 1915
Fm. Tetraonidae Linnaeus 1758 [grouse]
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G. Bonasa Stephens 1819
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Bonasa umbellus Linnaeus 1766 [ruffed grouse]
G. Centrocercus Swainson 1832
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Centrocercus urophasianus Bonaparte 1827 [greater sage-grouse]
G. Dendragapus Elliot 1864
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Dendragapus obscurus Say 1823 [dusky grouse]
G. †Palaeotetrix Shufeldt 1891
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†Palaeotetrix gillii Shufeldt 1891
G. Pedioecetes Baird 1858
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†Pedioecetes lucasi Shufeldt 1892
†Pedioecetes nanus Shufeldt 1891
Pedioecetes phasianellus Linnaeus 1758 [sharp-tailed grouse]
G. Tympanuchus Gloger 1841
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Tympanuchus cupido Linnaeus 1758 [greater prairie chicken]
†Tympanuchus lulli Shufeldt 1915
Tympanuchus pallidicinctus Ridgway 1873 [lesser prairie chicken]
Subor. Gaviiformes Wetmore and Miller 1926 [loon]
+
Fm. Gaviidae Allen 1897
+
G. Gavia Forster 1788
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Gavia immer Brunnich 1764 [Common loon]
†Gavia pusilla Shufeldt 1915
Subor. Gruiformes Bonaparte 1854
+
Fm. Aramidae Bonaparte 1854 [limpkin]
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G. †Aramornis Wetmore 1926
+
†Aramornis longurio Wetmore 1926
Superfm. Gruoidae Stejneger 1885
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Fm. Gruidae Vigors 1825 [crane]
+
Subfm. Gruinae
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G. †Aletornis Marsh 1872
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†Aletornis bellus Marsh 1872
†Aletornis gracilis Marsh 1872
†Aletornis nobilis Marsh 1872
†Aletornis pernix Marsh 1872
†Aletornis venustus Marsh 1872
G. Grus Brisson 1760 [crane]
+
Grus americanus Linnaeus 1758 [Whooping crane]
Grus canadensis Linnaeus 1758 [Sandhill crane]
Grus grus Linnaeus 1758 [Common crane]
†Grus marshi Shufeldt 1915
Grus mexicanus Müller 1776
+
Invalid names: Grus haydeni Marsh 1870 [synonym]
†Grus prentici Loomis 1906
†Grus proavus Marsh 1872
Subor. †Ichthyornithiformes Marsh 1873
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Fm. †Ichthyornithidae Marsh 1873
+
G. †Apatornis Marsh 1873
+
†Apatornis celer Marsh 1873
G. †Ichthyornis Marsh 1872
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†Ichthyornis agilis Marsh 1873
†Ichthyornis anceps Marsh 1872
†Ichthyornis dispar Marsh 1872
†Ichthyornis tener Marsh 1880
†Ichthyornis validus Marsh 1880
†Ichthyornis victor Marsh 1876
Subor. Passeriformes Linnaeus 1758 [perching bird]
+
Superfm. Formicaroidae Hay 1930
+
Fm. †Pteroptochidae Cabanis 1860
+
G. †Hebe Shufeldt 1913
+
†Hebe schucherti Shufeldt 1913
Invalid names: Fringilloidae Hay 1930 [empty]
Subor. Pelecaniformes Sharpe 1891
+
Superfm. Pelecanoidae Rafinesque 1815
+
Fm. †Cyphornithidae Wemore 1928
+
G. †Cyphornis Cope 1895
+
†Cyphornis magnus Cope 1895
G. †Palaeochenoides Shufeldt 1916
+
†Palaeochenoides mioceanus Schufeldt 1916
Fm. Pelecanidae Vigors 1825 [pelican]
+
G. Pelecanus Linnaeus 1758 [pelican]
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Pelecanus erythrorhynchos Gmelin 1789 [American white pelican]
Pelecanus onocrotalus Linnaaeus 1758
Superfm. Suloidae Hay 1930
+
Fm. Phalacrocoracidae Reichenbach 1850 [cormorant]
+
G. †Graculavus Marsh 1872
+
†Graculavus pumilis Marsh 1872
†Graculavus velox Marsh 1872
G. Phalacrocorax Brisson 1760 [cormorant]
+
Phalacrocorax carbo Linnaeus 1758 [great cormorant]
†Phalacrocorax marinavis Shufeldt 1915
†Phalacrocorax mediterraneus Shufeldt 1915
Phalacrocorax penicillatus Brandt 1837 [Brandt's cormorant]
†Phalacrocorax perspicillatus Pallas 1811 [Spectacled cormorant]
Fm. Sulidae Reichenbach 1849 [booby]
+
G. †Miosula Miller 1925
+
†Miosula media Miller 1925
G. Moris Vieillot 1816 [gannet]
+
†Moris lompocana Miller 1925
†Moris loxostyla Cope 1870
G. Sula Brisson 1760
+
Sula piscator Linnaeus 1758
†Sula willetti Miller 1925
Subor. Piciformes Meyer and Wolf 1810
+
Invalid names: Picoidae [empty]
Subor. Procellariiformes Fürbringer 1888
+
Invalid names: Procellarioidae Stejneger 1885 [empty]
Subor. Psittaciformes Wagler 1830 [parrot]
+
Fm. Psittacidae Illiger 1811 [parrot]
+
G. †Conuropsis Salvadori 1891 [Carolina parakeet]
+
Conuropsis carolinensis Linnaeus 1758 [Carolina parakeet]
†Conuropsis fratercula Wetmore 1926
+
Superfm. Ralloidae Rafinesque 1815
+
Fm. Rallidae Vigors 1825 [rail]
+
Subfm. †Fulicinae Nitzsch 1820
+
G. Fulica Linnaeus 1758
+
Fulica americana Gmelin 1789 [American coot]
Fulica atra Linnaeus 1758 [common coot]
†Fulica minor Shufeldt 1891
+
G. Gallinula Brisson 1760 [moorhen]
G. †Palaeocrex Wetmore 1927
+
†Palaeocrex fax Wetmore 1927
Subfm. Rallinae Vigors 1825
+
G. †Creccoides Shufeldt 1892
+
†Creccoides osbornii Shufeldt 1892
G. Rallus Linnaeus 1758
+
Rallus aquaticus Linnaeus 1758 [water rail]
Rallus virginianus Linnaeus 1766
G. †Telmatornis Marsh 1870
+
†Telmatornis affinis Marsh 1870
†Telmatornis priscus Marsh 1870
†Telmatornis rex Shufeldt 1915
Subor. Strigiformes Wagler 1830 [owl]
+
Fm. Strigidae Vigors 1825 [true owl]
+
G. Asio Brisson 1760
+
Asio asio Brisson 1760
Asio wilsonianus Lesson 1830
G. Bubo Dumeril 1806 [eagle-owl]
+
Bubo bubo Linnaeus 1758 [Eurasian eagle-owl]
†Bubo leptosteus Marsh 1871
†Bubo sinclairi Miller 1911 [owl]
Bubo virginianus Gmelin 1788 [great horned owl]
G. Glaucidium Boie 1826 [pygmy-owl]
+
Glaucidium gnoma Wagler 1832 [northern pygmy-owl]
Glaucidium passerinum Linnaeus 1758 [Eurasian pygmy-owl]
G. Micropallas Coues 1889
+
G. †Minerva Shufeldt 1915
+
†Minerva saurodosis Wetmore 1921
G. Otus Pennant 1769 [scops owl]
+
Otus asio Linnaeus 1758 [eastern screech-owl]
G. Speotyto Gloger 1841
+
Speotyto cunicularia Molina 1782 [burrowing owl]
Invalid names: Bubonidae Sclater and Salvin 1873 [synonym]
Fm. Tytonidae Ridgway 1914 [barn owl]
+
G. Tyto Billberg 1828
+
Tyto flammea Pontoppidan 1763 [short-eared owl]
Tyto perlata Vieillot 1817
Invalid names: Anatiformes Hay 1930 [empty], Diatrymatiformes Hay 1930 [empty]
Or. †Hesperornithomorphi Hay 1930
+
Fm. †Hesperornithidae Marsh 1872
+
G. †Baptornis Marsh 1877
+
†Baptornis advenus Marsh 1877
G. †Coniornis Marsh 1893
+
†Coniornis altus Marsh 1893
G. †Hargeria Lucas 1903
+
†Hargeria gracilis Marsh 1876
G. †Hesperornis Marsh 1872
+
†Hesperornis crassipes Marsh 1876
†Hesperornis montanus Shufeldt 1915
†Hesperornis regalis Marsh 1872
Invalid names: Odontolcae Marsh 1875 [synonym]
Or. Ratitae Merrem 1813
Invalid names: Ornithurae Haeckel 1866 [synonym]
G. †Fontinalis Lesquereux 1883
+
Fontinalis pristina Lesuquereux 1883
G. †Palaeonornis Emmons 1857
+
Superor. †Saururae Haeckel 1866
+
Or. †Archaeopterygomorphi Hay 1930
+
Fm. †Archaeopterygidae Huxley 1871
+
G. †Archaeopteryx Meyer 1861
G. †Laopteryx Marsh 1881
+
†Laopteryx priscus Marsh 1881
Invalid names: Ornithopappi Stejneger 1885 [synonym]
Invalid names: Archaeornithes Gadow 1893 [synonym]
G. †Yalavis Shufeldt 1913
+
†Yalavis tenuipes Shufeldt 1913
Cl. Mammalia Linnaeus 1758 [mammal]
hide
Subcl. †Allotheria Marsh 1880
+
G. †Boreodon Lambe 1902
+
†Boreodon matutinus Lambe 1902
Or. †Multituberculata Cope 1884 [multituberculate]
+
Superfm. †Plagiaulacoidae Ameghino 1889
+
Fm. †Plagiaulacidae Gill 1872
+
G. †Ctenacodon Marsh 1879
+
†Ctenacodon laticeps Marsh 1881
†Ctenacodon serratus Marsh 1879
+
Invalid names: Ctenacodon nanus Marsh 1881 [synonym]
Invalid names: Allodon Marsh 1881 [synonym]
G. †Plagiaulax Falconer 1857
+
†Plagiaulax becklesii Falconer 1857
G. †Psalodon Simpson 1926
+
†Psalodon fortis Marsh 1887
†Psalodon potens Marsh 1887
Invalid names: Bolodontidae Osborn 1887 [synonym]
Fm. †Ptilodontidae Cope 1887
+
G. †Allacodon Marsh 1889
+
†Allacodon fortis Marsh 1892
†Allacodon lentus Marsh 1889
†Allacodon pumilis Marsh 1889
†Allacodon rarus Marsh 1892
G. †Camptomus Marsh 1889
+
†Camptomus amplus Marsh 1889
G. †Cimolodon Marsh 1889
+
†Cimolodon agilis Marsh 1892
†Cimolodon nitidus Marsh 1889
G. †Cimolomys Marsh 1889
+
†Cimolomys bellus Marsh 1889
†Cimolomys digona Marsh 1889
†Cimolomys gracilis Marsh 1889
†Cimolomys minutus Marsh 1889
†Cimolomys parvus Marsh 1892
Invalid names: Nanomys Marsh 1889 [synonym]
G. †Ectypodus Matthew and Granger 1921
+
†Ectypodus musculus Matthew and Granger 1921
G. †Essonodon Simpson 1927
+
†Essonodon browni Simpson 1927
G. †Eucosmodon Matthew and Granger 1921
+
†Eucosmodon americanus Cope 1885
†Eucosmodon molestus Cope 1886
†Eucosmodon ultimus Granger and Simpson 1928
G. †Meniscoessus Cope 1882
+
†Meniscoessus borealis Simpson 1927
†Meniscoessus brevis Marsh 1889
†Meniscoessus caperatus Marsh 1889
†Meniscoessus coelatus Marsh 1889
†Meniscoessus fragilis Marsh 1889
†Meniscoessus sculptus Marsh 1889
Invalid names: Halodon Marsh 1889 [synonym], Selenacodon Marsh 1889 [synonym], Tripriodon Marsh 1889 [synonym]
G. †Neoplagiaulax Lemoine 1882
G. †Oracodon Marsh 1889
+
†Oracodon anceps Marsh 1889
†Oracodon conulus Marsh 1892
G. †Ptilodus Cope 1881
+
+
Invalid names: Ptilodus gracilis Gidley 1909 [replaced]
†Ptilodus formosus Marsh 1889
†Ptilodus mediaevus Cope 1881
†Ptilodus montanus Douglass 1908
†Ptilodus plicatus Cope 1884
†Ptilodus primaevus Lambe 1902
†Ptilodus serratus Marsh 1889
Invalid names: Chirox Cope 1884 [synonym]
Invalid names: Polymastodontidae Cope 1884 [empty]
Or. †Pantotheria Marsh 1880
+
Fm. †Dicrocynodontidae Marsh
+
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 crassus Marsh 1887
Invalid names: Enneodon Prangner 1845 [replaced]
Invalid names: Diplocynodontidae Marsh 1887 [replaced]
Fm. †Dryolestidae Marsh 1879
+
G. †Amblotherium Owen 1871
+
†Amblotherium debile Marsh 1881
+
Invalid names: Dryolestes gracilis Marsh 1881 [replaced]
†Amblotherium gracilis Marsh 1879
+
Invalid names: Laodon venustus Marsh 1887 [synonym]
Invalid names: Laodon Marsh 1887 [synonym], Stylacodon Marsh 1879 [synonym], Stylodon Owen 1866 [replaced]
G. †Dryolestes Marsh 1878
+
†Dryolestes obtusus Marsh 1880
†Dryolestes priscus Marsh 1878
+
Invalid names: Asthenodon segnis Marsh 1887 [synonym], Stylacodon validus Marsh 1880 [synonym]
†Dryolestes tenax Marsh 1889
†Dryolestes vorax Marsh 1879
Invalid names: Asthenodon Marsh 1887 [synonym]
G. †Euthlastes Simpson 1927
+
†Euthlastes cordiformis Simpson 1927
G. †Herpetairus Simpson 1927
+
†Herpetairus arcuatus Marsh 1879
G. †Kepolestes Simpson 1927
+
†Kepolestes coloradensis Simpson 1927
G. †Laolestes Simpson 1927
+
†Laolestes eminens Simpson 1927
G. †Malthacolestes Simpson 1927
+
†Malthacolestes osborni Simpson 1927
G. †Melanodon Simpson 1927
+
†Melanodon oweni Simpson 1927
G. †Miccylotyrans Simpson 1927
+
†Miccylotyrans minimus Simpson 1927
G. †Pelicopsis Simpson 1927
+
†Pelicopsis dubius Simpson 1927
Fm. †Paurodontidae Marsh 1887
+
G. †Archaeotrigon Simpson 1927
+
G. †Paurodon Marsh 1887
+
†Paurodon valens Marsh 1887
G. †Tathiodon Simpson 1927
+
†Tathiodon agilis Simpson 1927
G. †Paronychodon Cope 1876
+
G. †Picrodus Douglass 1908
+
†Picrodus silberlingi Douglass 1908
Or. †Symmetrodonta Simpson 1925 [symmetrodont]
+
Fm. †Amphidontidae Simpson 1925
+
G. †Amphidon Simpson 1925
+
†Amphidon aequicrurius Simpson 1925
†Amphidon superstes Simpson 1925
Fm. †Tinodontidae Marsh 1887
+
G. †Tinodon Marsh 1879
+
†Tinodon bellus Marsh 1879
†Tinodon lepidus Marsh 1879
+
Invalid names: Menacodon rarus Marsh 1887 [synonym]
Invalid names: Menacodon Marsh 1887 [synonym]
Or. †Triconodonta Osborn 1888 [triconodont]
+
Fm. †Triconodontidae Marsh 1887
+
Subfm. †Amphilestinae Osborn 1888
+
G. †Aploconodon Simpson 1925
+
†Aploconodon comoensis Simpson 1925
G. †Phascolodon Simpson 1925
+
†Phascolodon gidleyi Simpson 1925
Invalid names: Triconodontinae Hay 1902 [empty]
Subcl. Monodelphia Gill 1872
+
Or. Carnivora Bowdich 1821 [carnivoran]
+
Subor. †Creodonta Cope 1875 [creodont]
+
Superfm. †Mesonychoidae [mesonychian]
+
Fm. †Mesonychidae Cope 1875 [condylarth]
+
G. †Dissacus Cope 1881
+
†Dissacus navajovius Cope 1881
†Dissacus praenuntius Matthew and Granger 1915
†Dissacus saurognathus Wortman 1897
G. †Dromocyon Marsh 1876
+
†Dromocyon vorax Marsh 1876
G. †Hapalodectes Matthew 1909
+
†Hapalodectes compressus Matthew 1909
†Hapalodectes leptognathus Osborn and Wortman 1892
G. †Harpagolestes Wortman 1901
+
†Harpagolestes breviceps Thorpe 1923
†Harpagolestes immanis Matthew 1909
G. †Mesonyx Cope 1872
+
†Mesonyx dakotensis Scott 1892
†Mesonyx obtusidens Cope 1872
G. †Pachyaena Cope 1874
+
†Pachyaena gigantea Osborn and Wortman 1892
†Pachyaena ossifraga Cope 1874
+
Invalid names: Pachyaena intermedia Wortman 1899 [synonym]
G. †Synoplotherium Cope 1872
+
†Synoplotherium lanius Cope 1872
Fm. †Triisodontidae Scott 1892
+
G. †Eoconodon Matthew and Granger 1921
+
†Eoconodon coryphaeus Cope 1885
G. †Goniacodon Scott 1892
+
†Goniacodon levisanus Cope 1883
G. †Microclaenodon Scott 1892
+
G. †Sarcothraustes Cope 1882
+
G. †Triisodon Cope 1881
+
†Triisodon gaudrianus Cope 1888
+
Invalid names: Triisodon biculminatus Cope 1888 [synonym]
†Triisodon quivirensis Cope 1881
Invalid names: Arctocyonoidae Trouessart 1885 [empty], Oxyaenoidae Cope 1877 [empty]
Or. Cete Linnaeus 1758
+
Subor. Odontocete Flower 1867 [toothed whale]
+
Fm. †Agorophiidae Abel 1914
+
G. †Agorophius Cope 1895
+
†Agorophius pygmaeus Muller 1849
G. †Xenorophus Kellogg 1923
+
†Xenorophus sloanii Kellogg 1923
Fm. Delphinidae Gray 1821 [dolphin]
+
Subfm. Delphinapterinae Gill 1871
+
G. Delphinapterus Lacépède 1804 [beluga]
+
Delphinapterus leucas Pallas 1776 [beluga whale]
†Delphinapterus vermontanus Thompson 1850
Subfm. †Delphininae Flower 1867
+
G. †Acrodelphis Abel 1900
G. †Agabelus Cope 1875
+
†Agabelus porcatus Cope 1875
G. †Belosphys Cope 1875
+
†Belosphys atropius Cope 1868
†Belosphys conradi Leidy 1852
†Belosphys spinosus Cope 1868
G. †Champsodelphis Gervais 1852
+
G. †Cyrtodelphis Abel 1900
+
+
Invalid names: Cetotherium crassangulum Cope 1895 [synonym]
†Cyrtodelphis depressus Allen 1921
G. †Delphinavus Lull 1914
+
†Delphinavus newhalli Lull 1914
G. †Delphinodon Leidy 1869
+
†Delphinodon debilis Leidy 1857
†Delphinodon dividum True 1912
†Delphinodon leidyi Hay 1902
†Delphinodon mento Cope 1867
†Delphinodon venustus Leidy 1869
G. Delphinus Linnaeus 1758 [common dolphin]
G. Globicephala Lesson 1828 [pilot whale]
+
†Globicephala baereckeii Sellards 1916
G. †Kentriodon Kellogg 1927
+
†Kentriodon pernix Kellogg 1927
G. †Lophocetus Cope 1867
+
†Lophocetus calvertensis Harlan 1842
G. †Pomatodelphis Allen 1921
+
G. †Rhabdosteus Cope 1867
+
†Rhabdosteus latiradix Cope 1867
G. †Tretosphys Cope 1868
+
†Tretosphys gabbii Cope 1868
Subfm. †Eurhinodelphinae Abel 1901
+
G. †Argyrocetus Lydekker 1894
G. †Ceterhinops Leidy 1877
+
†Ceterhinops longifrons Leidy 1877
G. †Eurhinodelphis Van Beneden and Gervais 1880
+
†Eurhinodelphis bossi Kellogg 1925
G. †Ixacanthus Cope 1868
+
G. †Priscodelphinus Leidy 1851
+
Subfm. Monodontinae Miller 1923
+
G. Monodon Linnaeus 1758 [narwhal]
+
Monodon monoceros Linnaeus 1758 [narhwal]
Invalid names: Stenodelphininae Miller 1923 [empty]
Fm. Iniidae Gray 1846
+
Subfm. Iniinae Flower 1867
+
G. †Hesperocetus True 1912
+
Fm. Physeteridae Gray 1821 [sperm whale]
+
G. †Aulophyseter Kellogg 1927
+
†Aulophyseter morricei Kellogg 1927
G. †Balaenodon Owen 1846
+
G. †Dinoziphius Van Beneden and Gervais 1868
+
G. †Graphiodon Leidy 1870
+
†Graphiodon vinearius Leidy 1870
G. †Hoplocetus Gervais 1852
+
†Hoplocetus obesus Leidy 1868
G. †Idiophyseter Kellogg 1925
+
†Idiophyseter merriami Kellogg 1925
G. †Orycterocetus Leidy 1853
+
G. Physeter Linnaeus 1758
+
Physeter catodon Linnaeus 1758
†Physeter vetus Leidy 1869
Fm. Platanistidae Gray 1846
+
Invalid names: Platanistinae Flower 1867 [empty]
Fm. †Squalodontidae Brandt 1873
+
G. †Cetophis Cope 1868
+
†Cetophis heteroclitus Cope 1868
G. †Colophonodon Leidy 1853
+
†Colophonodon holmesii Leidy 1853
G. †Saurocetus Agassiz 1848
+
†Saurocetus gibbesii Agassiz 1848
G. †Squalodon Grateloup 1840
+
†Squalodon atlanticus Leidy 1856
†Squalodon calvertensis Kellogg 1923
†Squalodon crassus Allen 1926
†Squalodon pelagius Leidy 1869
†Squalodon tiedemani Allen 1887
Tr. Ziphiina Gray 1850 [beaked whale]
Or. †Zeuglodontes Pictet 1853
+
Fm. †Basilosauridae Cope 1867
+
G. †Basilosaurus Harlan 1834
+
†Basilosaurus cetoides Owen 1839
Invalid names: Zeuglodon Owen 1839 [synonym]
G. †Pontobasileus Leidy 1873
+
Fm. †Dorudontidae Miller 1923
+
G. †Dorudon Gibbes 1845
+
†Dorudon serratus Gibbes 1845
G. †Zygorhiza True 1908
+
†Zygorhiza minor True 1908
Invalid names: Archaeoceti Flower 1883 [replaced]
Invalid names: Mysticete Gray 1864 [empty]
Or. Chiroptera Blumenbach 1779 [bat]
+
Subor. Animalivora Gill 1872
+
+
Fm. Vespertilionidae Gray 1821 [vesper bat]
+
G. Antrozous Allen 1862 [pallid bat]
+
Antrozous pallidus Le Conte 1856 [pallid bat]
G. Eptesicus Rafinesque 1820 [house bat]
+
Eptesicus fuscus Beauvois 1796 [big brown bat]
G. Myotis Kaup 1829
+
Myotis myotis Borkhausen 1797 [greater mouse-eared bat]
G. Pipistrellus Kaup 1829 [pipistrelle bat]
+
Invalid names: Vesperugo Cope 1873 [synonym]
Invalid names: Vespertilioninae Gray 1821 [empty]
Invalid names: Microchiroptera Dobson 1875 [synonym], Phyllostomoidae [empty]
Or. Insectivora Bowdich 1821 [insectivoran]
+
Subor. †Hyopsodonta Osborn 1910
+
Invalid names: Hyopsodontoidae Hay 1930 [empty]
Subor. Lipotyphla Haeckel 1866
+
Superfm. Chrysochloroidae Gray 1825
+
Fm. Chrysochloridae Gray 1825 [golden mole]
+
G. †Arctoryctes Matthew 1907
+
†Arctoryctes terrenus Matthew 1907
Superfm. Erinaceoidae Gill 1872
+
Fm. Erinaceidae Fischer von Waldheim 1817 [hedgehog]
+
Subfm. Erinaceinae Fischer de Waldheim 1817
+
G. †Proterix Matthew 1903
+
†Proterix loomisi Matthew 1903
Fm. †Leptictidae Gill 1872
+
Subfm. †Didelphodontinae Matthew 1918
+
G. †Didelphodus Cope 1882
+
†Didelphodus absarokae Cope 1881
G. †Phenacops Matthew 1909
+
†Phenacops incerta Matthew 1909
Subfm. †Leptictinae Gill 1872
+
G. †Acmeodon Matthew and Granger 1921
+
†Acmeodon secans Matthew and Granger 1921
G. †Diacodon Cope 1875
+
†Diacodon alticuspis Cope 1875
†Diacodon bicuspis Cope 1880
†Diacodon puercensis Matthew 1918
Invalid names: Palaeictops Matthew 1899 [synonym]
G. †Gypsonictops Simpson 1927
+
†Gypsonictops hypoconus Simpson 1927
G. †Ictops Leidy 1868
+
†Ictops acutidens Douglass 1902
†Ictops bullatus Matthew 1899
†Ictops dakotensis Leidy 1868
†Ictops intermedius Douglass 1905
†Ictops major Douglass 1905
†Ictops montanus Douglass 1905
†Ictops porcinus Leidy 1869
†Ictops tenuis Douglass 1905
†Ictops thomsoni Matthew 1903
Invalid names: Nanohyus Leidy 1869 [synonym]
G. †Leptacodon Matthew and Granger 1921
+
†Leptacodon tener Matthew and Granger 1921
G. †Leptictis Leidy 1868
+
†Leptictis haydeni Leidy 1868
G. †Mesodectes Cope 1875
+
†Mesodectes caniculus Cope 1873
G. †Parictops Granger 1910
+
†Parictops multicuspis Granger 1910
G. †Xenacodon Matthew and Granger 1921
+
†Xenacodon mutilatus Matthew and Granger 1921
G. †Myrmecoboides Gidley 1915
+
Superfm. †Pantolestoidae Cope 1887
+
Fm. †Pantolestidae Cope 1884
+
G. †Palaeosinopa Matthew 1901
+
†Palaeosinopa lutreola Matthew 1918
†Palaeosinopa veterrima Matthew 1901
G. †Pantolestes Cope 1872
+
†Pantolestes elegans Marsh 1872
†Pantolestes intermedius Matthew 1909
†Pantolestes natans Matthew 1909
†Pantolestes phocipes Matthew 1909
Invalid names: Anisacodon Marsh 1872 [synonym]
G. †Pentacodon Scott 1892
+
†Pentacodon inversus Cope 1888
G. †Propalaeosinopa Simpson 1927
+
Superfm. Soricoidae Gill 1872
+
Fm. †Nyctitheriidae Simpson 1928
+
G. †Centetodon Marsh 1872
+
†Centetodon altidens Marsh 1872
†Centetodon pulcher Marsh 1872
G. †Entomacodon Marsh 1872
+
†Entomacodon minutus Marsh 1872
G. †Myolestes Matthew 1909
+
†Myolestes dasypelix Matthew 1909
G. †Nyctitherium Marsh 1872
+
†Nyctitherium celatus Cope 1875
†Nyctitherium curtidens Matthew 1909
†Nyctitherium nitidum Marsh 1872
†Nyctitherium priscum Marsh 1872
†Nyctitherium serotinum Marsh 1872
†Nyctitherium velox Marsh 1872
Invalid names: Nyctilestes Marsh 1872 [synonym], Talpavus Marsh 1872 [synonym]
G. †Protentomodon Simpson 1928
+
†Protentomodon ursirivalis Simpson 1928
Fm. Soricidae Fischer 1814 [shrew]
+
G. Blarina Gray 1838 [American short-tailed shrew]
+
Blarina brevicauda Say 1823 [northern short-tailed shrew]
+
Invalid names: Sorex talpoides Grapper 1830 [synonym]
†Blarina simplicidens Cope 1899
G. Cryptotis Pomel 1848 [small-eared shrew]
+
Cryptotis floridana Merriam 1895
Cryptotis parva Say 1823 [North American least shrew]
G. †Microsorex Preble 1910
+
Microsorex hoyi Baird 1858 [American pygmy shrew]
†Microsorex minutus Brown 1908
G. †Protosorex Scott 1894
+
†Protosorex crassus Scott 1894
G. Sorex Linnaeus 1758 [long-tailed shrew]
+
Sorex araneus Linnaeus 1758 [common shrew]
Sorex frankstounensis Peterson 1926
Sorex fumeus Miller 1895 [smoky shrew]
Sorex obscurus Merriam 1895
Sorex personatus Brown 1908
Fm. Talpidae Fischer de Waldheim 1817 [mole]
+
G. †Anomodon Leconte 1848
+
†Anomodon snyderi Leconte 1848
G. †Domnina Cope 1873
+
†Domnina crassigenis Cope 1873
†Domnina gradata Cope 1873
G. †Entomodon Marsh 1872
+
†Entomodon comptus Marsh 1872
G. †Geolabis Cope 1884
+
†Geolabis rhynchaeus Cope 1884
G. Parascalops True 1894
+
Parascalops breweri Bachman 1842 [hairly-tailed vole]
G. †Proscalops Matthew 1901
+
†Proscalops miocaenus Matthew 1901
†Proscalops secundus Matthew 1909
G. Scalopus Geoffroy 1803
+
Scalopus aquaticus Linnaeus 1758 [eastern mole]
Invalid names: Scalops Illinger 1811 [synonym]
G. Scapanus Pomel 1848
+
Scapanus latimanus Bachman 1842 [broad-footed mole]
Scapanus townsendii Bachman 1839
G. Talpa Linnaeus 1758
+
Talpa europaea Linnaeus 1758 [European mole]
†Talpa incerta Matthew 1924
†Talpa platybrachys Douglass 1903
Superfm. Tenrecoidae Hay 1930
+
Fm. †Apternodontidae Matthew 1910
+
G. †Apternodus Matthew 1903
+
†Apternodus mediaevus Matthew 1903
+
G. †Micropternodus Matthew 1903
+
†Micropternodus borealis Matthew 1903
Fm. Tenrecidae Gray 1821 [tenrec]
+
G. †Centracodon Marsh 1872
+
†Centracodon delicatus Marsh 1872
G. †Palaeoryctes Matthew 1913
+
†Palaeoryctes puercensis Matthew 1913
Invalid names: Centetidae Murray 1866 [synonym]
Invalid names: Centetoidea Gill 1872 [synonym]
Subor. Menotyphla Haeckel
+
Fm. †Adapisoricidae Schlosser 1887
+
G. †Leipsanolestes Simpson 1928
+
Fm. †Apheliscidae Matthew 1918
+
G. †Apheliscus Cope 1875
+
†Apheliscus insidiosus Cope 1874
Fm. †Plagiomenidae Matthew 1918
+
G. †Coriphagus Douglass 1908
+
†Coriphagus montanus Douglass 1908
G. †Megopterna Douglass 1908
+
†Megopterna minuta Douglass 1908
G. †Plagiomene Matthew 1918
+
†Plagiomene multicuspis Matthew 1918
Fm. Tupaiidae Gray 1825 [tree shrew]
+
G. †Entomolestes Matthew 1909
+
†Entomolestes grangeri Matthew 1909
†Entomolestes nitens Matthew 1918
Invalid names: Proglires Osborn 1902 [empty]
Or. †Taeniodonta Cope 1876 [taeniodont]
+
Fm. †Conoryctidae Wortman 1896
+
G. †Conoryctes Cope 1881
+
†Conoryctes comma Cope 1881
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
+
G. †Stylinodon Marsh 1874
+
†Stylinodon mirus Marsh 1874
G. †Wortmania Hay 1899
+
†Wortmania otariidens Cope 1885
Invalid names: Hemiganus Cope 1882 [replaced]
Invalid names: Calamodontidae [synonym]
Superor. Ungulata Linnaeus 1766
+
Or. Sirenia Illiger 1811 [sirenian]
+
Invalid names: Desmostyliformes Hay 1923 [empty], Trichechiformes Hay 1923 [empty]
Or. Xenarthra Cope 1889 [edentate]
+
Subor. Hicanodonta Ameghino 1889
+
Superfm. Dasypodoidae Gray 1821
+
Fm. Dasypodidae Gray 1821 [armadillo]
+
Subfm. †Dasypodinae Gray 1821
+
G. Dasypus Linnaeus 1758
G. †Tomiopsis Cope 1893
+
Invalid names: Chlamytheriinae Lydekker 1894 [empty]
Superfm. †Glyptodontoidae Gray 1869
+
Fm. †Glyptodontidae Burmeister 1879 [glyptodon]
+
G. †Glyptodon Owen 1839
+
†Glyptodon clavipes Owen 1839
†Glyptodon petaliferus Cope 1888
†Glyptodon rivapacis Hay 1923
G. †Glyptotherium Osborn 1903
+
†Glyptotherium arizonae Gidley 1926
†Glyptotherium texanum Osborn 1903
Fm. †Hoplophoridae Huxley 1864
+
G. †Brachyostracon Brown 1912
+
†Brachyostracon mexicanus Cuataparo and Ramirez 1875
Subor. †Palaeanodonta Matthew 1918
+
Fm. †Epoicotheriidae Simpson 1927
+
G. †Epoicotherium Simpson 1927
+
†Epoicotherium unicum Douglass 1905
Invalid names: Xenotherium Douglass 1905 [replaced]
Fm. †Metacheiromyidae Wortman 1903
+
G. †Metacheiromys Wortman 1903
+
†Metacheiromys dasypus Osborn 1904
†Metacheiromys marshi Wortman 1903
†Metacheiromys tatusia Osborn 1904
G. †Palaeanodon Matthew 1918
+
†Palaeanodon ignavus Matthew 1918
†Palaeanodon parvulus Matthew 1918
Subor. Tardigrada Latham and Davies 1795
+
Superfm. †Megatherioidae Gray 1821
+
Fm. †Megatheriidae Gray 1821
+
Subfm. †Megalonychinae Trouessart 1904
+
G. †Ereptodon Leidy 1853
+
†Ereptodon priscus Leidy 1853
G. †Megalonyx Harlan 1825
+
†Megalonyx curvidens Matthew 1924
†Megalonyx dissimilis Leidy 1855
†Megalonyx gigas Marsh 1874
†Megalonyx jeffersonii Desmarest 1822 [Jefferson's ground sloth]
†Megalonyx leidyi Lindahl 1892
†Megalonyx leptostomus Cope 1893
†Megalonyx loxodon Cope 1871
†Megalonyx scalper Cope 1899
†Megalonyx sierrensis Sinclair 1905 [sloth]
†Megalonyx tortulus Cope 1871
†Megalonyx validus Leidy 1868
†Megalonyx wheatleyi Cope 1871
G. †Sinclairia Ameghino 1912
+
†Sinclairia oregoniana Ameghino 1912
Subfm. †Megatheriinae Gill 1872
+
G. †Megatherium Cuvier 1796
+
†Megatherium americanum Cuvier 1796
†Megatherium mirabile Leidy 1855
Subfm. †Mylodontinae Gill 1872
+
G. †Morotherium Marsh 1874
+
†Morotherium leptonyx Marsh 1874
G. †Mylodon Owen 1859
+
†Mylodon garmani Allen 1913
†Mylodon harlani Owen 1840 [Harlan's ground sloth]
+
Invalid names: Paramylodon nebrascensis Brown 1903 [synonym]
†Mylodon renidens Cope 1895
†Mylodon sodalis Cope 1878
†Mylodon sulcidens Cope 1895
Invalid names: Paramylodon Brown 1903 [synonym]
G. †Thinobadistes Hay 1919
+
Subfm. †Nothrotheriinae Ameghino 1920
+
G. †Nothrotherium Lydekker 1889
+
†Nothrotherium mexicanum Freudenberg 1921
†Nothrotherium shastense Sinclair 1905 [Shasta ground sloth]
+
Invalid names: Nothrotherium graciliceps Stock 1913 [synonym]
Invalid names: Coelodon Lund [replaced]
G. †Pronothrotherium Ameghino 1907
+
†Pronothrotherium typicum Ameghino 1907
Invalid names: Anicanodonta Ameghino 1889 [synonym]
Invalid names: Edentata Cuvier 1798 [synonym]
Invalid names: Placentalia Owen 1837 [synonym]
Subcl. †Prototheria Gill 1872
+
Invalid names: Protodonta Osborn 1888 [empty]
Invalid names: Didelphia Cope 1889 [empty]
Cl. Reptilia Laurenti 1768 [reptile]
hide
G. †Apatomerus Williston 1903
+
†Apatomerus mirus Williston 1903
G. †Archaeobelus Cope 1877
+
Subcl. Diplotremata Hay 1930
+
Superor. Dinosauria Owen 1842 [dinosaur]
+
Or. †Orthopoda Cope 1866
+
Superfm. †Ceratopsoidae Hay 1902
+
Fm. †Ceratopsidae Marsh 1888 [ceratopsid]
+
G. †Agathaumas Cope 1872
+
†Agathaumas sylvestris Cope 1872
G. †Anchiceratops Brown 1914
+
†Anchiceratops ornatus Brown 1914
G. †Arrhinoceratops Parks 1925
+
G. †Brachyceratops Gilmore 1914
+
G. †Centrosaurus Lambe 1905
+
†Centrosaurus apertus Lambe 1905
G. †Ceratops Marsh 1888
+
†Ceratops montanus Marsh 1888
†Ceratops paucidens Marsh 1889
Invalid names: Proceratops Lull 1906 [synonym]
G. †Chasmosaurus Lambe 1914
+
†Chasmosaurus belli Lambe 1902
Invalid names: Protorosaurus Lambe 1914 [replaced]
G. †Diceratops Hatcher and Lull 1905
+
†Diceratops hatcheri Lull 1905
G. †Eoceratops Lambe 1915
+
†Eoceratops canadensis Lambe 1902
G. †Leptoceratops Brown 1914
+
†Leptoceratops gracilis Brown 1914
G. †Monoclonius Cope 1876
+
†Monoclonius crassus Cope 1876
†Monoclonius cutleri Brown 1917
†Monoclonius dawsoni Lambe 1902
†Monoclonius fissus Cope 1889
†Monoclonius flexus Brown 1914
†Monoclonius nasicornus Brown 1917
G. †Pentaceratops Osborn 1923
+
G. †Polyonax Cope 1874
+
†Polyonax mortuarius Cope 1874
G. †Styracosaurus Lambe 1913
+
G. †Torosaurus Marsh 1891
+
†Torosaurus gladius Marsh 1891
†Torosaurus latus Marsh 1891
G. †Triceratops Marsh 1889
+
†Triceratops alticornis Marsh 1887
†Triceratops brevicornus Hatcher and Lull 1905
†Triceratops calicornis Marsh 1898
†Triceratops elatus Marsh 1891
†Triceratops galeus Marsh 1889
†Triceratops horridus Marsh 1889
†Triceratops ingens Lull 1915
†Triceratops obtusus Marsh 1898
†Triceratops prorsus Marsh 1890
†Triceratops serratus Marsh 1890
†Triceratops sulcatus Marsh 1890
Invalid names: Ceratopsia Marsh 1890 [synonym]
Superfm. †Iguanodontoidae Hay 1902
+
Fm. †Camptosauridae Marsh 1885 [camptosaurid]
+
G. †Camptosaurus Marsh 1885
+
†Camptosaurus amplus Marsh 1879
†Camptosaurus browni Gilmore 1909
†Camptosaurus depressus Gilmore 1909
†Camptosaurus dispar Marsh 1879
†Camptosaurus medius Marsh 1894
†Camptosaurus nanus Marsh 1894
Invalid names: Camptonotus Marsh 1879 [replaced]
Invalid names: Camptonotidae Marsh 1881 [synonym]
Fm. †Hadrosauridae Cope 1869 [hadrosaurid]
+
Subfm. †Hadrosaurinae Lambe 1918 [hadrosaurine]
+
G. †Cionodon Cope 1874
+
†Cionodon arctatus Cope 1874
†Cionodon stenopsis Cope 1875
G. †Claorhynchus Cope 1892
+
G. †Claosaurus Marsh 1890
+
†Claosaurus affinis Wieland 1903
†Claosaurus agilis Marsh 1872
G. †Dysganus Cope 1876
+
†Dysganus bicarinatus Cope 1876
†Dysganus encaustus Cope 1876
†Dysganus haydenianus Cope 1876
†Dysganus peiganus Cope 1876
G. †Edmontosaurus Lambe 1917
+
†Edmontosaurus regalis Lambe 1917
G. †Hadrosaurus Leidy 1858
+
†Hadrosaurus cavatus Cope 1871
†Hadrosaurus foulkii Leidy 1858
†Hadrosaurus minor Marsh 1870
†Hadrosaurus tripos Cope 1869
G. †Hypsibema Cope 1869
+
†Hypsibema crassicauda Cope 1869
G. †Kritosaurus Brown 1910
+
†Kritosaurus marginatus Lambe 1902
†Kritosaurus navajovius Brown 1910
†Kritosaurus navajovius Brown 1910
†Kritosaurus notabilis Lambe 1914
Invalid names: Gryposaurus Lambe 1914 [synonym]
G. †Ornithotarsus Cope 1869
+
†Ornithotarsus immanis Cope 1869
G. †Pneumatoarthrus Cope 1870
+
G. †Pteropelyx Cope 1889
+
†Pteropelyx grallipes Cope 1889
G. †Thespesius Leidy 1856
+
†Thespesius edmontoni Gilmore 1924
+
Invalid names: Claosaurus annectens Marsh 1892 [synonym]
†Thespesius saskatchewanensis Sternberg 1926
G. †Trachodon Leidy 1856
+
†Trachodon altidens Lambe 1902
†Trachodon breviceps Marsh 1889
†Trachodon calamarius Cope 1876
†Trachodon longiceps Marsh 1890
†Trachodon mirabilis Leidy 1856
†Trachodon pentagonus Cope 1876
†Trachodon selwyni Lambe 1902
Invalid names: Trachodontinae Tornier 1913 [synonym]
Subfm. †Lambeosaurinae Parks 1923 [lambeosaurine]
+
G. †Corythosaurus Brown 1914
+
†Corythosaurus excavatus Gilmore 1923
G. †Hypacrosaurus Brown 1913
+
G. †Lambeosaurus Parks 1923
+
†Lambeosaurus lambei Parks 1923
G. †Parasaurolophus Parks 1922
+
Subfm. †Saurolophinae Brown 1914
+
G. †Cheneosaurus Lambe 1917
+
G. †Procheneosaurus Matthew 1920
G. †Prosaurolophus Brown 1916
+
†Prosaurolophus maximus Brown 1916
G. †Saurolophus Brown 1912
+
†Saurolophus osborni Brown 1912
Invalid names: Trachodontidae Lydekker 1888 [synonym]
Fm. †Hypsilophodontidae Dollo 1882 [hypsilophodontid]
+
G. †Thescelosaurus Gilmore 1913
+
†Thescelosaurus neglectus Gilmore 1913
†Thescelosaurus warreni Parks 1926
Fm. †Iguanodontidae Bonaparte 1850 [iguanodontid]
Fm. †Troodontidae Gilmore 1924
+
G. †Troodon Leidy 1856
+
†Troodon brevis Lambe 1918
†Troodon formosus Leidy 1856
†Troodon validus Lambe 1902
Invalid names: Stegoceras Lambe 1902 [synonym]
Invalid names: Laosauridae Marsh 1895 [empty], Nanosauridae Marsh 1878 [empty]
Invalid names: Ornithischia Seeley 1888 [synonym], Predentata Marsh 1894 [synonym], Stegosauroidae Hay 1902 [empty]
Or. Saurischia Seeley 1888 [saurischian]
+
Subor. †Sauropoda Marsh 1878 [sauropod]
+
Fm. †Atlantosauridae Marsh 1877 [atlantosaurid]
+
G. †Apatosaurus Marsh 1877
+
†Apatosaurus ajax Marsh 1877
†Apatosaurus laticollis Marsh 1879
†Apatosaurus louisae Holland 1915
†Apatosaurus minimus Mook 1917
G. †Atlantosaurus Marsh 1877
+
†Atlantosaurus immanis Marsh 1878
†Atlantosaurus montanus Marsh 1877
G. †Brontosaurus Marsh 1879
+
†Brontosaurus amplus Marsh 1881
†Brontosaurus excelsus Marsh 1879
Fm. †Brachiosauridae Riggs 1904 [brachiosaurid]
+
G. †Brachiosaurus Riggs 1903
+
Fm. †Camarasauridae Cope 1877 [camarasaurid]
+
G. †Astrodon Johnston 1859
+
†Astrodon altus Marsh 1888
†Astrodon johnstoni Leidy 1865
†Astrodon montanus Marsh 1896
†Astrodon nanus Marsh 1888
Invalid names: Pleurocoelus Marsh 1888 [synonym]
G. †Camarasaurus Cope 1877
+
†Camarasaurus agilis Marsh 1889
†Camarasaurus impar Marsh 1878
+
Invalid names: Morosaurus grandis Marsh 1877 [synonym]
†Camarasaurus lentus Marsh 1889
†Camarasaurus robustus Marsh 1878
†Camarasaurus supremus Cope 1877
Invalid names: Morosaurus Marsh 1878 [synonym]
G. †Caulodon Cope 1877
+
†Caulodon diversidens Cope 1877
†Caulodon leptoganus Cope 1878
G. †Elosaurus Peterson and Gilmore 1902
+
†Elosaurus parvus Peterson and Gilmore 1902
G. †Epanterias Cope 1878
+
†Epanterias amplexus Cope 1878
G. †Haplocanthosaurus Hatcher 1903
+
†Haplocanthosaurus priscus Hatcher 1903
G. †Symphyrophus Cope 1878
+
G. †Uintasaurus Holland 1919
+
†Uintasaurus douglassi Holland 1919
Invalid names: Morosauridae Marsh 1882 [synonym], Pleurocoelidae Marsh 1888 [synonym]
Fm. †Diplodocidae Marsh 1884 [diplodocid]
+
G. †Alamosaurus Gilmore 1922
+
†Alamosaurus sanjuanensis Gilmore 1922
G. †Amphicoelias Cope 1877
+
†Amphicoelias altus Cope 1877
†Amphicoelias latus Cope 1877
G. †Apatodon Marsh 1877
+
†Apatodon mirus Marsh 1877
G. †Barosaurus Marsh 1890
+
†Barosaurus affinis Marsh 1899
†Barosaurus lentus Marsh 1890
G. †Brachyrophus Cope 1878
+
G. †Diplodocus Marsh 1878
+
†Diplodocus carnegii Hatcher 1901
†Diplodocus hayi Holland 1924
†Diplodocus lacustris Marsh 1884
†Diplodocus longus Marsh 1878
G. †Dystrophaeus Cope 1877
+
Invalid names: Opisthocoelia Owen 1859 [synonym]
Subor. Theropoda Marsh 1881 [theropod]
+
Superfm. †Megalosauroidae Nopcsa 1928
+
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: Megadactylus Hitchcock 1865 [replaced]
G. †Arctosaurus Adams 1875
+
†Arctosaurus osborni Adams 1875
G. †Clepsysaurus Lea 1851
+
G. †Palaeoctonus Cope 1877
+
†Palaeoctonus orthodon Cope 1893
G. †Poposaurus Mehl 1915
+
†Poposaurus gracilis Mehl 1915
G. †Suchoprion Cope 1877
+
†Suchoprion aulacodus Cope 1877
†Suchoprion cyphodon Cope 1877
†Suchoprion sulcidens Cope 1878
Fm. †Ceratosauridae Marsh 1884
+
G. †Ceratosaurus Marsh 1884
+
Fm. †Deinodontidae Brown 1914
+
Subfm. †Deinodontinae Matthew and Brown 1922
+
G. †Albertosaurus Osborn 1905 [Alberta lizard]
+
G. †Deinodon Leidy 1856
+
†Deinodon falculus Cope 1876
†Deinodon hazenianus Hay 1902
†Deinodon horridus Leidy 1856
+
Invalid names: Aublysodon mirandus Leidy 1868 [synonym]
†Deinodon incrassatus Cope 1876
†Deinodon lateralis Cope 1876
Invalid names: Aublysodon Leidy 1868 [synonym]
G. †Dryptosaurus Marsh 1877
+
†Dryptosaurus medius Marsh 1888
†Dryptosaurus potens Lull 1911
Invalid names: Laelaps Cope 1866 [replaced]
G. †Gorgosaurus Lambe 1914
+
†Gorgosaurus libratus Lambe 1914
†Gorgosaurus sternbergi Matthew and Brown 1922
Subfm. †Dromaeosaurinae Matthew and Brown 1922
+
G. †Dromaeosaurus Matthew and Brown 1922
+
†Dromaeosaurus albertensis Matthew and Brown 1922
†Dromaeosaurus gracilis Marsh 1888
G. †Zapsalis Cope 1876
+
†Zapsalis abradens Cope 1876
Subfm. †Tyrannosaurinae Matthew and Brown 1922 [tyrannosaurine]
+
G. †Tyrannosaurus Osborn 1905 [tyrant lizard]
+
†Tyrannosaurus amplus Marsh 1892
†Tyrannosaurus rex Osborn 1905 [tyrant lizard king]
+
Invalid names: Dynamosaurus imperiosus Osborn 1905 [synonym]
Invalid names: Dynamosaurus Osborn 1905 [synonym]
Fm. †Megalosauridae Fitzinger 1843
+
G. †Antrodemus Leidy 1873
+
†Antrodemus sulcatus Marsh 1896
†Antrodemus valens Leidy 1870
+
Invalid names: Allosaurus fragilis Marsh 1877 [synonym]
Invalid names: Allosaurus Marsh 1877 [synonym]
G. †Creosaurus Marsh 1878
+
†Creosaurus atrox Marsh 1878
Fm. †Ornithomimidae Marsh 1890 [ornithomimid]
+
G. †Coelosaurus Leidy 1865
+
†Coelosaurus affinis Gilmore 1920
†Coelosaurus antiquus Leidy 1865
+
Invalid names: Dryptosaurus macropus Cope 1868 [synonym]
G. †Manospondylus Cope 1892
+
†Manospondylus gigas Cope 1892
G. †Ornithomimus Marsh 1890
+
†Ornithomimus altus Lambe 1902
†Ornithomimus grandis Marsh 1890
†Ornithomimus minutus Marsh 1892
†Ornithomimus sedens Marsh 1892
†Ornithomimus tenuis Marsh 1890
†Ornithomimus velox Marsh 1890
Invalid names: Struthiomimus Osborn 1916 [synonym]
Invalid names: Labrosauridae Marsh 1882 [empty]
Invalid names: Coeluroidae Hay 1930 [empty], Zanclodontoidae Hay 1930 [empty]
Superor. Loricata Merrem 1820
+
Or. Crocodilomorphi Hay 1930 [crocodilian]
+
Subor. Crocodyliformes Hay 1930
+
Fm. Crocodylidae Cuvier 1807 [crocodile]
+
G. Alligator Daudin 1809 [alligator]
+
Alligator mississippiensis Daudin 1801 [American alligator]
†Alligator thomsoni Mook 1923
G. †Allognathosuchus Mook 1921
+
G. †Bottosaurus Agassiz 1849
+
†Bottosaurus harlani Meyer 1832
G. †Brachychampsa Gilmore 1911
+
†Brachychampsa montana Gilmore 1911
G. †Caimanoidea Mehl 1916
+
†Caimanoidea prenasalis Loomis 1904
†Caimanoidea visheri Mehl 1916
G. Crocodylus Laurenti 1768 [crocodile]
+
†Crocodylus acer Cope 1882
†Crocodylus affinis Marsh 1871
†Crocodylus antiquus Leidy 1852
†Crocodylus aptus Leidy 1869
†Crocodylus chamensis Cope 1874
†Crocodylus clavis Cope 1871
†Crocodylus contusor Cope 1867
†Crocodylus elliotti Leidy 1871
†Crocodylus fastigiatus Leidy 1851
†Crocodylus grinnelli Marsh 1871
†Crocodylus grypus Cope 1875
†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 rugosus Emmons 1858
†Crocodylus sericodon Cope 1867
†Crocodylus serratus Cope 1872
†Crocodylus sicarius Cope 1869
†Crocodylus solaris Marsh 1877
†Crocodylus squankensis Marsh 1869
†Crocodylus subulatus Cope 1872
†Crocodylus sulciferus Cope 1872
†Crocodylus vorax Troxell 1925
†Crocodylus wheelerii Cope 1875
G. †Diplocynodon Pomel 1847
+
†Diplocynodon ratelii Pomel 1847
†Diplocynodon sphenops Cope 1875
G. †Leidyosuchus Lambe 1907
+
†Leidyosuchus sternbergii Gilmore 1910
G. †Limnosaurus Marsh 1872
+
†Limnosaurus ziphodon Marsh 1871
G. †Orthogenysuchus Mook 1924
+
G. †Phobosuchus Nopcsa 1924
+
†Phobosuchus hatcheri Holland 1909
G. †Pliogonodon Leidy 1856
+
†Pliogonodon priscus Leidy 1856
G. †Polydectes Cope 1869
+
†Polydectes biturgidus Cope 1869
Invalid names: Alligatoridae Gray 1844 [synonym]
Invalid names: Eusuchia Huxley 1875 [synonym]
Invalid names: Gavialiformes Hay 1930 [empty], Goniopholidiformes Hay 1930 [empty]
Or. †Phytosauromorphi Hay 1930
+
Invalid names: Aetosauriformes Hay 1930 [empty], Desmatosuchiformes Hay 1930 [empty], Parasuchia Huxley [synonym], Phytosauriformes Hay 1930 [empty]
Or. †Pterosauri Kaup 1834 [pterosaur]
+
Subor. †Ornithocephaliformes Hay 1930
+
Fm. †Ornithocephalidae Hay 1902
+
Subfm. †Ornithocephalinae Hay 1930
+
G. †Dermodactylus Marsh 1881
+
†Dermodactylus montanus Marsh 1878
G. †Ornithocephalus Soemmerring 1812
+
Invalid names: Pterodactylus Cuvier 1809 [synonym]
Invalid names: Pterodactylidae Bonaparte 1838 [synonym]
Fm. †Pteranodontidae Marsh 1876
+
Invalid names: Nyctosaurinae Hay 1902 [empty], Ornithocheiridae Seeley 1870 [synonym], Pteranodontinae Williston 1892 [empty]
Invalid names: Pterodactyloidea Plieninger 1901 [synonym], Tribelesodontidae Nopcsa 1923 [empty]
Invalid names: Eoditremata Hay 1930 [empty]
G. †Dolichobrachium Williston 1904
+
†Dolichobrachium gracile Williston 1904
G. †Embolophorus Cope 1878
+
G. †Metamosaurus Cope 1878
+
†Metamosaurus fossatus Cope 1878
Subcl. †Poeciloglyptica Hay 1930
+
Superor. †Catacritosauria Hay 1930
+
Or. †Ichthyosauria de Blainville 1835 [ichthyosaur]
+
Fm. †Mixosauridae Baur 1887
+
Invalid names: Mixosaurinae Baur 1887 [empty]
Fm. †Ophthalmosauridae Andrews 1910
+
G. †Apatodonosaurus Mehl 1928
+
†Apatodonosaurus grayi Mehl 1928
G. †Ophthalmosaurus Seeley 1874
+
†Ophthalmosaurus discus Marsh 1879
+
Invalid names: Microdontosaurus petersonii Gilmore 1902 [synonym]
†Ophthalmosaurus icenicus Seeley 1874
†Ophthalmosaurus marshi Knight 1903
†Ophthalmosaurus natans Marsh 1879
†Ophthalmosaurus reedi Gilmore 1907
†Ophthalmosaurus robustus Gilmore 1905
Invalid names: Baptanodon Seeley 1874 [synonym], Microdontosaurus Gilmore 1902 [synonym]
Fm. †Proteosauridae Hay 1902
+
G. †Proteosaurus Home 1819
+
†Proteosaurus platyodon Conybeare 1822
Invalid names: Ichthyosaurus Koenig 1818 [synonym]
Fm. †Shastasauridae Merriam 1902
+
Invalid names: Shastasaurinae Merriam 1908 [empty]
Invalid names: Ichthyopterygia Owen 1840 [synonym]
Or. †Plesiosauria de Blainville 1835 [plesiosaur]
+
Fm. †Brachaucheniidae Williston 1925
+
G. †Brachauchenius Williston 1903
+
†Brachauchenius lucasi Williston 1903
G. †Brimosaurus Leidy 1854
+
†Brimosaurus grandis Leidy 1855
G. †Cimoliasaurus Leidy 1851
G. †Discosaurus Leidy 1851
+
†Discosaurus planior Leidy 1870
†Discosaurus vetustus Leidy 1851
Fm. †Elasmosauridae Cope 1869 [elasmosaur]
+
G. †Elasmosaurus Cope 1868
+
†Elasmosaurus ischiadicus Williston 1903
†Elasmosaurus marshi Williston 1906
†Elasmosaurus nobilis Williston 1906
†Elasmosaurus snowii Williston 1890
†Elasmosaurus sternbergi Williston 1906
G. †Leurospondylus Brown 1913
+
†Leurospondylus ultimus Brown 1913
G. †Ogmodirus Williston and Moodie 1913
+
†Ogmodirus martinii Williston and Moodie 1917
G. †Embaphias Cope 1894
+
†Embaphias circulosus Cope 1894
G. †Megalneusaurus Knight 1898
+
†Megalneusaurus rex Knight 1895
G. †Muraenosaurus Seeley 1874
+
†Muraenosaurus leedsii Seeley 1874
†Muraenosaurus reedii Mehl 1912
G. †Oligosimus Leidy 1872
+
†Oligosimus grandaevus Leidy 1872
G. †Orophosaurus Cope 1851
+
G. †Pantosaurus Marsh 1893
+
†Pantosaurus striatus Marsh 1891
G. †Piptomerus Cope 1887
+
†Piptomerus hexagonus Cope 1887
†Piptomerus microporus Cope 1887
G. †Piratosaurus Leidy 1865
+
†Piratosaurus plicatus Leidy 1865
Fm. †Polycotylidae Williston 1908
+
G. †Polycotylus Cope 1869
+
†Polycotylus dolichopus Williston 1906
G. †Trinacromerum Cragin 1888
+
†Trinacromerum anonymum Williston 1903
†Trinacromerum latimanus Williston 1908
†Trinacromerum osborni Williston 1902
Invalid names: Dolichorhynchops Williston 1902 [synonym]
G. †Taphrosaurus Cope 1870
+
G. †Uronautes Cope 1876
+
†Uronautes cetiformis Cope 1876
Invalid names: Plesiosauriformes Hay 1930 [empty], Sauropterygia Owen 1859 [synonym]
Invalid names: Omphalosauria Huene 1923 [empty]
Superor. †Elpidosauria Hay 1930
+
Or. †Anomodontia Owen 1859
+
Invalid names: Dicynodontiformes Hay 1930 [empty]
Or. †Sphenacodontomorphi Hay 1930
+
Subor. †Edaphosauriformes Hay 1930
+
Fm. †Edaphosauridae Cope 1882
+
G. †Edaphosaurus Cope 1882
+
†Edaphosaurus claviger Cope 1886
†Edaphosaurus cruciger Cope 1878
†Edaphosaurus microdus Cope 1884
†Edaphosaurus novomexicanus Williston and Case 1913
†Edaphosaurus pogonias Cope 1882
†Edaphosaurus raymondi Case 1908
Invalid names: Naosaurus Cope 1886 [synonym]
Invalid names: Naosauridae Case 1907 [synonym]
Invalid names: Edaphosauria Cope 1882 [replaced], Naosauri Jaekel 1910 [replaced]
Invalid names: Caseiformes Hay 1930 [empty], Poliosauriformes Hay 1930 [empty], Sphenacodontiformes Hay 1930 [empty]
Or. Therapsida Broom 1905 [therapsid]
+
Invalid names: Theriodontia Owen 1876 [synonym]
Invalid names: Astatoglyptica Hay 1930 [empty]
Invalid names: Atremata Hay 1930 [empty], Monotreta Hay 1930 [empty]
G. †Plesiornis Hitchcock 1858
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†Plesiornis giganteus Hitchcock 1889
†Plesiornis mirabilis Hitchcock 1865
†Plesiornis pilulatus Hitchcock 1858
G. †Argoides Hitchcock 1845
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†Argoides isodactyletus Hitchcock 1841
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Invalid names: Argozoum paridigitatum Hitchcock 1848 [synonym]
†Argoides macrodactylotus Hitchcock 1841
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Invalid names: Argozoum disparidigitatum Hitchcock 1848 [synonym]
†Argoides minimus Hitchcock 1836
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Invalid names: Plesiornis aequalipes Hitchcock 1858 [synonym]
†Argoides redfieldianus Hitchcock 1844
†Argoides robustus Hitchcock 1837
Invalid names: Argozoum Hitchcock 1848 [synonym]
G. †Fulicopus Hitchcock 1845
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†Fulicopus giganteus Hitchcock 1858
†Fulicopus lyellianus Hitchcock 1843
Invalid names: Amblonyx Hitchcock 1858 [synonym]
G. †Batrachopus Hitchcock 1845
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†Batrachopus bellus Hitchcock 1858
†Batrachopus deweyanus Hitchcock 1843
†Batrachopus dispar Lull 1904
†Batrachopus gracilior Hitchcock 1862
†Batrachopus gracilis Hitchcock 1845
Invalid names: Anisichnus Hitchcock 1871 [synonym], Batrachoidichnites Hitchcock 1844 [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 diversus Hitchcock 1836 [synonym]
†Steropoides infelix Hay 1902
†Steropoides ingens Hitchcock 1836
†Steropoides loripes Hitchcock 1848
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Invalid names: Steropoides divaricatus Hitchcock 1837 [synonym], Tridentipes insignis Hitchcock 1858 [synonym]
†Steropoides uncus Hitchcock 1858
Invalid names: 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]
G. Trichechus Linnaeus 1766
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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
Invalid names: Gigantitherium Hitchcock 1858 [synonym]
Or. Loricata Merrem 1820
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Invalid names: Crocodilia Owen 1842 [synonym]
Subor. Pinnipedia Illiger 1811 [pinniped]
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Fm. Otariidae Gray 1825 [eared seal]
G. †Nanopus Marsh 1894
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†Nanopus caudatus Marsh 1894
†Nanopus maximus Gilmore 1927
†Nanopus merriami Gilmore 1926
†Nanopus vetustus Matthew 1910
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 angusta Hitchcock 1858
†Plectropterna elegans Hitchcock 1889
†Plectropterna gracilis Hitchcock 1858
†Plectropterna lineans Hitchcock 1858
†Plectropterna minitans Hitchcock 1837
Invalid names: Tarsoplectrus Lull 1904 [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
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]
G. †Palamopus Hitchcock 1845
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†Palamopus anomalus Hitchcock 1845
†Palamopus divaricans Hitchcock 1848
†Palamopus gracilipes Hitchcock 1858
†Palamopus palmatus Hitchcock 1845
†Palamopus rogersianus Hitchcock 1843
Invalid names: Macropterna Hitchcock 1848 [synonym]
G. †Sustenodactylus Lull 1904
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†Sustenodactylus curvatus Hitchcock 1858
Invalid names: Stenodactylus Hitchcock 1858 [replaced]
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. †Batrachoides Hitchcock 1858
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†Batrachoides antiquior Hitchcock 1858
†Batrachoides nidificans Hitchcock 1858
G. †Cheirotheroides Hitchcock 1858
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†Cheirotheroides pilulatus Hitchcock 1858
G. †Ammopus Lull 1915
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†Ammopus marshi Lull 1915
G. Zenaida Bonaparte 1838
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Zenaida macroura Linnaeus 1758 [mourning dove]
G. †Cimoliosaurus Leidy 1851
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†Cimoliosaurus magnus Leidy 1851
G. †Ichthyoidichnites Ami 1903
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G. Ajaja Reichenbach 1853 [spoonbill]
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Ajaja ajaja Linnaeus 1758 [roseate spoonbill]
G. †Chelonoides Hitchcock 1858
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†Chelonoides incedens Hitchcock 1858
G. †Asperipes Matthew 1903
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†Asperipes avipes Matthew 1903
†Asperipes caudifer Dawson 1895
†Asperipes flexilis Matthew 1904
G. †Hylopus Dawson 1894
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†Hylopus hardingi Dawson 1895
†Hylopus hermitanus Gilmore 1927
†Hylopus logani Dawson 1894
†Hylopus minor Dawson 1895
†Hylopus variabilis Matthew 1910
G. †Cursipes Matthew 1903
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†Cursipes dawsoni Matthew 1903
†Cursipes levis Matthew 1904
G. †Barillopus Matthew 1903
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†Barillopus arctus Matthew 1904
†Barillopus confusus Matthew 1904
†Barillopus unguifer Matthew 1903
G. †Ornithoides Matthew 1903
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†Ornithoides adamsi Matthew 1904
†Ornithoides trifidus Dawson 1895
G. †Baropezia Matthew 1903
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†Baropezia abscissa Matthew 1904
†Baropezia eakini Gilmore 1926
†Baropezia sydnensis Dawson 1891
G. †Megapezia Matthew 1903
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†Megapezia pineoi Matthew 1903
G. †Pseudobradypus Matthew 1903
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†Pseudobradypus unguifer Dawson 1872
G. †Chelichnus Jardine 1850
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†Chelichnus duncani Owen 1842
G. †Palaeosauropus Hay 1902
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†Palaeosauropus antiquior Dawson 1882
G. †Barypodus Gilmore 1926
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†Barypodus metszeri Gilmore 1927
†Barypodus palmatus Gilmore 1926
†Barypodus tridactylus Gilmore 1927
G. †Micrichnus Abel 1926
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†Micrichnus scotti Abel 1926
G. †Artiodactylus Abel 1935
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G. †Batrachichnus Woodworth 1900
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†Batrachichnus celer Matthew 1903
†Batrachichnus obscurus Gilmore 1927
†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 aduncus Branson 1910
†Dromopus agilis Marsh 1894
†Dromopus velox Matthew 1904
†Dromopus woodworthi Lull 1920
G. †Hyloidichnus Gilmore 1927
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†Hyloidichnus bifurcatus Gilmore 1927
†Hyloidichnus whitei Gilmore 1928
G. †Laoporus Lull 1918
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†Laoporus coloradensis Henderson 1924
†Laoporus noblei Lull 1918
†Laoporus schucherti Lull 1918
G. †Anthracopus Leidy 1879
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G. †Baropus Marsh 1894
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†Baropus coconinoensis Gilmore 1927
†Baropus lentus Marsh 1894
G. †Thinopus Marsh 1896
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†Thinopus antiquus Marsh 1896
G. †Amblyopus Gilmore 1927
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†Amblyopus pachypodus Gilmore 1927
G. †Agostopus Gilmore 1926
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†Agostopus matheri Gilmore 1926
†Agostopus medius Gilmore 1927
G. †Ammobatrachus Gilmore 1928
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†Ammobatrachus montanensis Gilmore 1928
†Ammobatrachus turbatans Gilmore 1928
G. †Anomalopus Gilmore 1927
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†Anomalopus sturdevanti Gilmore 1927
G. †Bipezia Matthew 1910
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†Bipezia bilobata Matthew 1910
G. †Dolichopodus Gilmore 1926
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G. †Dromillopus Matthew 1904
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†Dromillopus obtusus Matthew 1904
†Dromillopus parvus Gilmore 1927
†Dromillopus quadratus Matthew 1904
†Dromillopus quadrifidus Matthew 1904
G. †Duovestigia Butts 1891
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†Duovestigia scala Butts 1891
G. †Onychopus Martin 1922
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†Onychopus gigas Martin 1922
G. †Palaeopus Gilmore 1926
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†Palaeopus regularis Gilmore 1926
G. †Parabaropus Gilmore 1927
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G. †Stenichnus Gilmore 1927
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†Stenichnus yakiensis Gilmore 1927
G. †Tridentichnus Gilmore 1927
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†Tridentichnus supaiensis Gilmore 1927