Trionyx singularis Hay 1907 (softshell turtle)

Reptilia - Testudines - Trionychidae

Alternative combinations: Aspideretes singularis, Paleotrionyx singularis

Synonyms: Aspideretes puercensis Hay 1908, Aspideretes sagatus Hay 1908, Axestemys puercensis Hay 1908, Hummelichelys sagatus Hay 1908, Paleotrionyx puercensis Hay 1908, Trionyx puercensis Hay 1908

Full reference: O. P. Hay. 1907. Descriptions of seven new species of turtles from the Tertiary of the United States. Bulletin of the American Museum of Natural History 23(34):847-863

Belongs to Trionyx according to N. S. Vitek and W. G. Joyce 2015

See also Chkhikvadze 2000, Gaffney 1979, Hay 1907, Hay 1908 and Hutchison and Holroyd 2003

Sister taxa: 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 triunguis, Trionyx uintaensis, Trionyx vegetus, Trionyx vindobonensis

Type specimens:

Ecology: aquatic piscivore-carnivore

Distribution: found only at Chaco Cañon Aspideretes singularis Type Locality

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