Trionyx Geoffroy Saint-Hilaire 1809 (softshell turtle)

Reptilia - Testudines - Trionychidae

Synonyms: Francedebroinella Chkhikvadze 1999, Sinamyda Chkhikvadze 2000

Full reference: E. F. Geoffroy Saint-Hilaire. 1809. Mémoire sur les tortues molles, nouveau genre sous le nom de Trionyx, et sur la formation des carapaces. Annales du Muséum d’Histoire Naturelle 14:1-20

Parent taxon: Trionychinae according to G. L. Georgalis and W. G. Joyce 2017

See also Böhme 2008, Bryant 1989, Carroll 1988, Case 1904, Chkhikvadze 2000, Cope 1891, Danilov and Vitek 2013, Danilov et al. 2011, Estes and Berberian 1970, Estes and Tihen 1964, Frank and Ramus 1996, Gilmore 1931, Hay 1902, Holman 2002, Holman et al. 1990, Holman and Sullivan 1981, Karl 2007, Khosatzky and Mlynarski 1971, Lambe 1908, Leidy 1860, Leidy 1865, Leidy 1873, Lydekker 1889, Miller 1967, Owen 1842, Pérez-García et al. 2013, Staesche et al. 2007, Sukhanov 2000, van Dijk et al. 2014, Vitek and Danilov 2010, Vitek and Danilov 2012, Vitek and Danilov 2014, Weisrock and Janzen 2000 and Wilson 1967

Sister taxa: Aulacochelys, Axestemys, Chitrini, Dogania, Pelochelys, Pelodiscus, Rafetus, Trionychini, Trionyx (Amyda) subangularis, Trionyx bambolii, Trionyx blayaci, Trionyx desmostyli, Trionyx dieupentalensis, Trionyx harmati, Trionyx irregularis, Trionyx pliopedemontana, Trionyx stadleri, Trionyx stiriacus

Subtaxa: Trionyx admirabilis Trionyx aequa Trionyx allani Trionyx austerus Trionyx baynshirensis Trionyx beecheri Trionyx boulengeri Trionyx capellinii Trionyx dissolutus Trionyx ellipticus Trionyx eloisae Trionyx foveatus Trionyx gangeticus Trionyx gilbentuensis Trionyx gobiensis Trionyx gregarius Trionyx henrici Trionyx ikoviensis Trionyx impressus Trionyx jixiensis Trionyx johnsoni Trionyx kansaiensis Trionyx latus Trionyx leucopotamicus Trionyx linchuensis Trionyx messelianus Trionyx miensis Trionyx minusculus Trionyx miocaenus Trionyx mira Trionyx ninae Trionyx onomatoplokos Trionyx phayrei Trionyx pliocenicus Trionyx reesidei Trionyx riabinini Trionyx robustus Trionyx shiluutulensis Trionyx silvestris Trionyx singularis Trionyx triunguis Trionyx uintaensis Trionyx vegetus Trionyx vindobonensis

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Type: Ulutrionyx ninae

Ecology: aquatic piscivore-carnivore

Distribution:

• Quaternary of Egypt (7 collections), India (1), Indonesia (1), Israel (3), Kenya (6), Mali (1), United States (1: Kansas)

• Pliocene to Pleistocene of Italy (1), Kenya (19), Uganda (1)

• Pliocene of Chad (2), Egypt (1), France (3), Italy (1), Japan (1), Kenya (1), Malawi (1), Turkey (1), Ukraine (1)

• MN 13 of Turkey (1)

• Hemphillian of United States (1: Alabama)

• Miocene of Austria (9), China (5), Egypt (1), France (21), Germany (34), India (2), Italy (2), Kenya (5), Libya (2), Pakistan (4), Portugal (1), Slovakia (2), Slovenia (2), Switzerland (2), Tunisia (1), Turkey (11), Ukraine (1), the United Arab Emirates (9), United States (3: Nebraska, South Carolina)

• Oligocene to Miocene of France (1)

• Oligocene of France (12), Germany (7), Italy (1), Japan (1), Kazakhstan (3), Slovenia (1), Turkey (1), United States (1: North Dakota)

• Eocene to Oligocene of France (2)

• Eocene of Belgium (1), Canada (2: Saskatchewan), China (7), France (25), Germany (4), India (1), Italy (2), Kazakhstan (1), Romania (1), Spain (8), Ukraine (1), the United Kingdom (11), United States (13: South Dakota, Utah, Wyoming)

• Paleocene of Belgium (1), France (4), United States (11: California, Colorado, New Mexico)

• Cretaceous of Canada (6: Alberta, Saskatchewan), China (1), Kazakhstan (5), Mexico (1), Mongolia (9), Tajikistan (1), the United Kingdom (1), United States (44: Montana, New Mexico, North Carolina, North Dakota, Wyoming), Uzbekistan (8)

Total: 371 collections including 404 occurrences

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Specimen images are retrieved through the ePANDDA API.


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