Clade Chelydroidea Baur 1893 (turtle)
Full reference: G. Baur. 1893. Notes on the classification of the Cryptodira. American Naturalist 27(319):672
Parent taxon: Cryptodira according to G. E. Knauss et al. 2011
Sister taxa: Acichelyidae, Adocusia, Bashuchelyidae, Chelydra, Chelyzoon, Chitracephalus, Cryptoderinea, Durocryptodira, Galvechelone, Glyptopidae, Glyptopsidae, Indochelyidae, Kayentachelyidae, Kinosternoidae, Meiolanidae, Neusticemys, Panchelonioidea, Pantrionychia, Planetochelys, Platysternoidea, Selmacryptodira, Sichuanchelys, Testudinidae, Thalassemydidae, Toxochelyidae, Trionychia, Trionychoidea, Xinjiangchelys
Subtaxa: Chelydridae, Kinosternidae, Kinosternoidea
Ecology: aquatic omnivore