Reptilia - Testudines - Emydidae
Parent taxon: Emydidae according to R. E. Weems 2023
See also Ehret and Bourque 2011, Holman 2002, Parham et al. 2008 and van Dijk et al. 2014
Sister taxa: Batagurinae, Callagur, Chelonemys, Chelopus, Chrysemys limnodytes, Clemmys hutchensorum, Clemmys saxea, Deirochelys floridana, Emydinae, Emydoidea, Emydoidea hutchisoni, Emys, Epiemys, Glyptemys, Grayemys, Gyremys, Hieremys, Hybemys, Lyssemys, Malacoclemmys, Palaeotheca, Polyechmatemys, Pseudemys, Pseudemys bisornatus, Pseudemys extincta, Pseudemys hillii, Pseudochrysemys, Pseudograptemys, Pyxidea, Sakya, Senryuemys, Shansiemys, Sharemys, Terrapene
Subtaxa: Chrysemys Deirochelys Graptemys Malaclemys Trachemys
Type: Deirochelys
Ecology: aquatic omnivore
Distribution:
• Quaternary of Argentina (4 collections), Bermuda (1), Brazil (1), Canada (1: Quebec), Mexico (1), Panama (2), United States (34: Alabama, Florida, Georgia, Kansas, Maryland, Michigan, Mississippi, South Carolina, South Dakota, Texas)
• Blancan of Mexico (1), United States (4: Florida, Nebraska)
• Pliocene of United States (2: North Carolina, Virginia)
• Hemphillian of United States (10: Florida, Indiana, Nebraska, Tennessee)
• Miocene of Canada (1: Yukon), Mexico (1), the Russian Federation (1), United States (19: Delaware, Florida, Maryland, Nebraska, Texas)
• Oligocene of Kazakhstan (1), United States (2: South Dakota, Virginia)
• Eocene of the United Kingdom (1), United States (1: South Dakota)
Total: 88 collections including 112 occurrences