Reptilia - Crocodylia - Alligatoridae
Synonym: Chrysochampsa Estes 1988
Full reference: C. C. Mook. 1921. Allognathosuchus, a new genus of Eocene crocodilians. Bulletin of the American Museum of Natural History 44:105-110
Parent taxon: Alligatorinae according to J. P. Rio and P. D. Mannion 2021
See also Bjork 1967, Brochu 1999, Carroll 1988, Case 1925, Estes 1988, Farke et al. 2014, Gilmore 1946, Hay 1930, Jouve et al. 2008, Lucas and Sullivan 2004, Martin and Lauprasert 2010, Mook 1921, Pinheiro et al. 2013, Simpson 1930 and Wu et al. 1996
Sister taxa: Alligator, Navajosuchus
Subtaxa: Allognathosuchus heterodon Allognathosuchus mlynarskii Allognathosuchus polyodon Allognathosuchus wartheni Allognathosuchus woutersi
Type: Diplocynodus polyodon
Ecology: amphibious carnivore
Distribution:
• Eocene of Belgium (1 collection), Canada (1: Northwest Territories), France (3), Germany (2), Thailand (1), United States (96: Colorado, North Dakota, Texas, Wyoming)
• Clarkforkian of United States (4: Wyoming)
• Cf3 of United States (1: Wyoming)
• Paleocene of Argentina (1), United States (19: Colorado, Utah, Wyoming)
• Cretaceous of United States (4: Maryland, New Jersey, Wyoming)
Total: 133 collections including 135 occurrences
Specimen images are retrieved through the ePANDDA API.
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