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Alligatoridae

Reptilia

Synonymy list
YearName and author
1844Alligatoridae Gray
1890Alligatoridae Zittel p. 679
1911Alligatoridae Gilmore p. 298
1938Alligatoridae Schmidt p. 315
1946Alligatoridae Gilmore p. 62
1954Alligatoridae Huene p. 55
1962Alligatoridae Mook p. 5
1984Alligatoridae Bartels p. 1347
1988Alligatoridae Carroll
1996Alligatoridae Frank and Ramus
1998Alligatoridae Khajuria and Prasad
1999Alligatoridae Brochu
2002Alligatoridae Lang and Guilette p. 213
2009Alligatoridae Brochu et al. p. 538
2010Alligatoridae Böhme p. 17
2010Alligatoridae Riff et al.
2013Alligatoridae Pinheiro et al.
2019Alligatoridae Massonne et al.
2020Alligatoridae Silva Lacerda et al.
2021Alligatoridae Rio and Mannion

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
RankNameAuthor
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
—Pseudosuchia(Zittel 1890)
—SuchiaKrebs 1974
—Paracrocodylomorpha
—Loricata(Merrem 1820)
—Crocodylomorpha()
—Solidocrania
suborderCrocodyliformes
—MesoeucrocodyliaWhetstone and Whybrow 1983
—NeosuchiaClark 1988
suborderEusuchiaHuxley 1875
—Crocodylia(Owen 1842)
—Alligatoroidea(Gray 1844)
—Globidonta
—Alligatoridae(Gray 1844)
—Alligatoridae(Gray 1844)

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Unr. Alligatoridae Gray 1844
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Unr. Alligatorinae Cuvier 1807
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G. Alligator Daudin 1809 [alligator]
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†Alligator darwini Ludwig 1877
+
Invalid names: Crocodylus ebertsi Ludwig 1877 [synonym]
†Alligator gaudryi de Stefano 1905
†Alligator hailensis Stout 2020
†Alligator heterodon Cope 1873
†Alligator luicus Li and Wang 1987
†Alligator mcgrewi Schmidt 1941
†Alligator mefferdi Mook 1946
Alligator mississippiensis Daudin 1801 [American alligator]
†Alligator munensis Darlim et al. 2023
†Alligator olseni White 1942
†Alligator prenasalis Loomis 1904
+
Invalid names: Allognathosuchus riggsi Patterson 1931 [synonym], Caimanoidea visheri Mehl 1916 [synonym]
Alligator sinensis Fauvel 1879 [Chinese alligator]
†Alligator thomsoni Mook 1923
G. †Allognathosuchus Mook 1921
+
†Allognathosuchus woutersi Buffetaut 1985
Invalid names: Chrysochampsa Estes 1988 [synonym]
G. †Navajosuchus Mook 1942
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†Navajosuchus mooki Simpson 1930
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Invalid names: Navajosuchus novomexicanus Mook 1942 [synonym]
Unr. †Caimaninae Brochu 1999
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G. †Brachychampsa Gilmore 1911
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†Brachychampsa montana Gilmore 1911
†Brachychampsa sealeyi Williamson 1996
G. †Centenariosuchus Hastings et al. 2013
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†Centenariosuchus gilmorei Hastings et al. 2013
G. †Ceratosuchus Schmidt 1938
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†Ceratosuchus burdoshi Schmidt 1938
G. †Chinatichampsus Stocker et al. 2021
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†Chinatichampsus wilsonorum Stocker et al. 2021
G. †Culebrasuchus Hastings et al. 2013
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†Culebrasuchus mesoamericanus Hastings et al. 2013
G. †Globidentosuchus Scheyer et al. 2013
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†Globidentosuchus brachyrostris Scheyer et al. 2013
G. †Gnatusuchus Salas-Gismondi et al. 2015
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†Gnatusuchus pebasensis Salas-Gismondi et al. 2015
Unr. †Jacarea Gray 1844
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G. †Acresuchus Souza-Filho et al. 2019
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†Acresuchus pachytemporalis Souza-Filho et al. 2019
Invalid names: Caiman niteroiensis Souza Filho and Bocquetin 1991 [nomen nudum], Caiman pachytemporalis Souza-Filho 1998 [nomen nudum]
G. †Bottosaurus Agassiz 1849
+
†Bottosaurus fustidens Cossette 2021
†Bottosaurus harlani Meyer 1832
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Invalid names: Crocodilus macrorhynchus Harlan 1834 [objective synonym]
G. Caiman Spix 1825 [caiman]
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†Caiman australis Bravard 1858
†Caiman brevirostris Souza Filho 1987
Caiman crocodilus Linnaeus 1758 [Common caiman]
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Invalid names: Caiman venezuelensis Fortier and Rincón 2013 [synonym]
†Caiman gasparinae Bona and Carabajal 2013
Caiman latirostris Daudin 1801 [broud-snouted caiman]
+
Invalid names: Caiman lutescens Rovereto 1912 [synonym]
†Caiman paranensis Scalabrini 1887
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Invalid names: Alligator ameghinoi Rovereto 1912 [synonym], Alligator lutescens Rovereto 1912 [synonym]
†Caiman praecursor Rusconi 1933
Caiman sclerops Schneider 1801 [common caiman]
†Caiman wannlangstoni Salas-Gismondi et al. 2015
Caiman yacare Daudin 1802
Invalid names: Jacaretinga Spix 1825 [synonym]
G. Melanosuchus Gray 1862 [black caiman]
+
†Melanosuchus fisheri Medina 1976
†Melanosuchus latrubessei Souza-Filho et al. 2020
G. †Necrosuchus Simpson 1937
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†Necrosuchus ionensis Simpson 1937
G. Paleosuchus Gray 1862 [caiman]
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Paleosuchus trigonatus Schneider 1801
G. †Protocaiman Bona et al. 2018
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†Protocaiman peligrensis Bona et al. 2018
G. †Purussaurus Barbosa Rodrigues 1892
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†Purussaurus brasiliensis Barbosa-Rodrigues 1892
†Purussaurus mirandai Aguilera et al. 2006
†Purussaurus neivensis Mook 1941
G. †Tsoabichi Brochu 2010
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G. †Kuttanacaiman Salas-Gismondi et al. 2015
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†Kuttanacaiman iquitosensis Salas-Gismondi et al. 2015
G. †Mourasuchus Price 1964
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†Mourasuchus arendsi Bocquentin Villanueva 1984
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Invalid names: Mourasuchus nativus Gasparini 1985 [synonym]
†Mourasuchus atopus Langston 1965
†Mourasuchus pattersoni Cidade et al. 2017
Invalid names: Carandaisuchus Gasparini 1985 [synonym], Nettosuchus Langston 1965 [synonym]
G. †Orthogenysuchus Mook 1924
+
G. †Stangerochampsa Wu et al. 1996
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†Stangerochampsa mccabei Wu et al. 1996
G. †Wannaganosuchus Erickson 1982
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†Wannaganosuchus brachymanus Erickson 1982
Invalid names: Caiman tremembensis Chiappe 1988 [nomen dubium], Nettosuchidae Langston 1965 [empty]
G. †Caimanoidea Mehl 1916
G. †Caimanosuchus Kuhn 1938
+
G. †Dinosuchus Gervais 1876
G. †Eocenosuchus Kuhn 1938
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†Eocenosuchus weigelti Kuhn 1938
G. †Hispanochampsa Kalin 1936
G. †Lianghusuchus Young 1948
+
G. †Listrognathosuchus Brochu 1997
+
G. †Proalligator Ambrosetti 1890
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marineuc
Locomotion: actively mobilec
Diet: carnivoreuc
Created: 2009-01-03 20:38:59
Modified: 2009-01-03 22:38:59
Source: c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988, Bush and Bambach 2015, Benton 1983

Age range

Maximum range based only on fossils: base of the Late/Upper Turonian to the top of the Holocene or 93.50000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 89.3 Ma

Collections (561 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Late/Upper Turonian93.5 - 89.3Uzbekistan (Navoi) Brachychampsa sp. (58597)
Middle Turonian - Late/Upper Turonian93.5 - 89.3Uzbekistan (Navoi) Alligatoridae indet. (58179)
Early/Lower Campanian83.5 - 70.6Kazakhstan (Ongtüstik Qazaqstan) Brachychampsa sp. (59730)
Early/Lower Campanian - Middle Campanian83.5 - 70.6USA (New Mexico) Brachychampsa sp. (13000)
Judithian83.5 - 70.6USA (Wyoming) Brachychampsa montana, Alligatorinae indet. (14458)
Late/Upper Campanian83.5 - 70.6USA (New Mexico) Alligatoridae indet. (14472 222074) Brachychampsa montana (36269 47818) Brachychampsa sp. (36449 36541 36542 52052 62537)
Late/Upper Campanian83.5 - 70.6Mexico (Baja California) Alligatoridae indet. A, Brachychampsa sp. (197021)
Late/Upper Campanian83.5 - 70.6USA (New Jersey) Brachychampsa sp., Allognathosuchus sp. (14455)
Late/Upper Campanian83.5 - 70.6USA (Utah) Brachychampsa sp. (231039)
Late/Upper Campanian83.5 - 70.6Canada (Alberta) Alligatorinae indet. (45671 45674 45822 45897 45898)
Late/Upper Campanian83.5 - 70.6USA (Arizona) Alligatoridae indet. (24915)
Middle Campanian83.5 - 70.6USA (South Carolina) Bottosaurus sp. (180790)
Middle Campanian83.5 - 70.6USA (Montana) Brachychampsa sp. (14437)
Middle Campanian83.5 - 70.6Canada (Alberta) Alligatorinae indet. (45560 45561 45564 45565 45566 45567 45670 45820)
Middle Campanian - Late/Upper Campanian83.5 - 70.6USA (Texas) Alligatoridae indet. (212185) Brachychampsa sp. (68001 68002 68003 68004 68006)
Middle Campanian - Late/Upper Campanian83.5 - 70.6USA (South Carolina) Bottosaurus sp. (201615)
Middle Campanian - Late/Upper Campanian83.5 - 70.6Canada (Saskatchewan) Brachychampsa sp. (14494)
Middle Campanian - Late/Upper Campanian83.5 - 70.6Canada (Alberta) Alligatorinae indet. (45821 45894)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (Colorado) Brachychampsa sp. (167302)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (New Jersey) Brachychampsa sp. (14504)