Reptilia - Testudines - Chelidae
PaleoDB taxon number: 131434
Parent taxon: Chelidae according to I. J. Maniel and M. S. de la Fuente 2016
Sister taxa: Birlimarr, Chelinae, Chelodina, Chelodininae, Chelus, Chelymys antiqua, Chelymys arata, Elseya, Emydura, Hydraspis arenarius, Hydromedusa, Hydromedusinae, Mendozachelys, Myuchelys, Naiadochelys patagonica, Pelecomastes ampla, Phrynops, Platemys, Platemys bergii, Platemys entreriana, Platemys holmbergii, Platemys mesopotamica, Platemys robusta, Platemys torrentium, Prochelidella, Pseudemydura, Rheodytes, Rionegrochelys, Trionyx argentina, Yaminuechelys, Hydraspis
Subtaxa: Acanthochelys cosquinensis, Acanthochelys macrocephala, Acanthochelys pallidipectoris, Acanthochelys radiolata, Acanthochelys spixii
Type: Acanthochelys spixii
Ecology: amphibious piscivore