Reptilia - Testudines - Kinosternoidea
Parent taxon: Kinosternoidea according to W. G. Joyce and J. R. Bourque 2016
Sister taxa: Aromochelys, Cinosternum, Kinosternidae
Subtaxa: Agomphus Baptemys Dermatemydidae Hoplochelys
Ecology: aquatic durophage-piscivore
Distribution:
• Hemphillian of Mexico (1 collection)
• Miocene of United States (1: Texas)
• Eocene of United States (35: Colorado, New Mexico, North Dakota, Texas, Utah, Wyoming)
• Clarkforkian of United States (14: Colorado, South Carolina, Wyoming)
• Paleocene of United States (33: Alabama, Colorado, Georgia, New Mexico, South Carolina, Texas, Utah, Wyoming)
• Cretaceous to Paleogene of United States (2: New Jersey)
• Cretaceous of China (2), Mexico (4), United States (11: Georgia, New Jersey, New Mexico, North Dakota, Texas)
Total: 103 collections including 107 occurrences