Reptilia - Testudines - Chelidae

Full reference: C. Oriozabala, M. S. de la Fuente, A. J. Holley and J. Sterli. 2025. A new chelid turtle (Testudines, Pleurodira) from the Cretaceous of Patagonia, Argentina. Papers in Palaeontology 11(2):1-23

Parent taxon: Chelidae according to C. Oriozabala et al. 2025

Sister taxa: Acanthochelys, Australochelida, Baalemys, Birlimarr, Chelinae, 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: Calvarichelys coloniensis

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Type: Calvarichelys coloniensis

Ecology: amphibious piscivore

Distribution: found only at Norte de Cerro Bayo 2 (Cretaceous of Argentina)

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Specimen images are retrieved through the ePANDDA API.