Parent taxon: Testudines according to E. A. Cadena and J. F. Parham 2015
See also Danilov and Parham 2008, Pérez-García 2012, Pérez-García et al. 2014, Pérez-García and Murelaga 2013, Pérez-García and Ortega 2011, Pérez-García and Ortega 2011 and Puntener et al. 2015
Sister taxa: Amphichelydia, Apertotemporalis, Apholidemys, Asturichelys, Casichelydia, Chelone obovata, Chelone sopita, Chelonipus, Cryptodira, Cryptrodiramorpha, Entoplastrites, Euclastochelys, Euclastochelys interrupta, Haichemydidae, Kallokibotionidae, Larachelus, Meiolania damelipi, Odontochelys, Panpleurodira, Platychelone, Platychelone emarginata, Plesiochelydiae, Pleurodira, Podocnemis lata, Proganochelydia, Senonemys suemegensis, Sinochelyidae, Sokotochelys, Tacuarembemys, Temnoclemmys cordiformis, Triassochelys, Trionyx fuchienensis, Trionyx tshelkarensis, Glaucochelone, Halmyrachelidae, Chelycarapookidae, Pachychelys, Pseudosphargis, Metachelydia, Oligochelone, Padiochelys, Therezinosaurus, Chelonoides, Protemys, Tomochelone, Marina, Fluvialia, Terrestria, Cryptodiramorpha, Paludinosa
Subtaxa: Owadowia Thalassemydidae
Ecology: planktonic suspension feeder
Distribution: