Family Chelidae Gray 1825 (sideneck turtle)

Reptilia - Testudines - Chelidae

Synonyms: Chelydae Gray 1869, Chelydidae Gray 1869, Chelyidae Gray 1869, Hydraspidae Cope 1868, Hydraspididae Cope 1868

Parent taxon: Pleurodira according to I. J. Maniel et al. 2022

See also Agnolín et al. 2023, Apesteguía et al. 2012, Carroll 1988, Cope 1871, Cope 1875, de Broin 1987, de la Fuente and Bona 2002, de la Fuente and Iturralde-Vinent 2001, Frank and Ramus 1996, Gadow 1898, Gaffney 1975, Gaffney et al. 2006, Gasparini et al. 2015, Jaekel 1911, Joyce et al. 2004, Kuhn 1946, Kuhn 1966, Lapparent de Broin and Molnar 2001, Maniel and de la Fuente 2016, Martinelli and Forasiepi 2004, Moyano-Paz et al. 2022, Oriozabala et al. 2020, Perrier 1928, Previtera and González Riga 2008, Rusconi 1934, Silva Lacerda et al. 2020, Stirton 1953, Thomson and Georges 2009 and van Dijk et al. 2014

Sister taxa: Amphichelydidae, Eupleurodira, Megapleurodira, Minipleurodira, Notoemydidae, Panchelidae, Panpelomedusoides, Pelomedusoides, Platychelira, Podocnemididae

Subtaxa: Acanthochelys Birlimarr Chelinae Chelodina Chelodininae Chelus Chelymys antiqua Chelymys arata Elseya Emydura Hydraspis 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

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Type: Chelus

Ecology: amphibious piscivore

Distribution:

• Quaternary of Argentina (5 collections), Australia (10), Bolivia (1), Brazil (7), Paraguay (1)

• Pliocene to Pleistocene of Uruguay (1)

• Pliocene of Argentina (2), Australia (4), Brazil (1), Venezuela (1)

• Montehermosan of Argentina (2)

• Miocene to Pliocene of Brazil (4)

• Miocene of Argentina (14), Australia (8), Bolivia (1), Brazil (6), Colombia (10), Peru (2), Venezuela (4)

• Neogene of Argentina (1)

• Oligocene to Miocene of Australia (2)

• Oligocene of Australia (3), Peru (1)

• Eocene to Oligocene of Peru (1)

• Eocene to Pliocene of Brazil (3)

• Eocene of Argentina (20), Australia (2)

• Paleocene to Eocene of Australia (4)

• Paleocene to Oligocene of Australia (1)

• Paleocene of Argentina (29), Australia (1)

• Cenozoic of Brazil (1)

• Cretaceous of Argentina (164), Australia (5), Chile (2)

Total: 324 collections including 386 occurrences

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