The Trionychinae are a subfamily of turtles in the family
Trionychidae
The Trionychidae are a taxonomic family of a number of turtle genera, commonly known as softshell turtles. The family was erected by Leopold Fitzinger in 1826. Softshells include some of the world's largest freshwater turtles, though many can a ...
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Classification
The subfamily has 11 extant genera:
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Amyda
''Amyda'' is a genus of softshell turtles in the family Trionychidae.
It contains two extant species:
* ''Amyda cartilaginea'' - Asiatic softshell turtle
* ''Amyda ornata'' - Southeast Asian softshell turtle
Both species were formerly consider ...
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Apalone
''Apalone'' is a genus of turtles in the family Trionychidae. Species of ''Apalone'' are native to North America.
Geographic range
Most ''Apalone'' species are restricted to the United States, though the range of the spiny softshell, ''A. spini ...
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Axestemys''
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Chitra''
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Dogania''
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Drazinderetes
''Drazinderetes'' is a large bodied genus of soft shell turtle from the Middle Eocene Drazinda Formation of Pakistan. Its presence in the shallow marine deposits of the Drazinda Formation suggests that ''Drazinderetes'' may have been a partiall ...
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Gobiapalone''
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Khunnuchelys
''Khunnuchelys'' was a genus of trionychine turtle from the Late Cretaceous of Asia. Three species are known, ''K. erinhotensis'', the type species, ''K. kizylkumensis'', and ''K. lophorhothon''. ''K. erinhotensis'' is known from the Iren Dabasu ...
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Murgonemys''
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Nilssonia''
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Oliveremys''
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Palea''
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Palaeoamyda
''Palaeoamyda'' is an extinct genus of softshell turtle belonging to the family Trionychidae. Remains have been found in the Eocene
The Eocene ( ) Epoch is a geological epoch that lasted from about 56 to 33.9 million years ago (mya). It is ...
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Pelochelys
''Pelochelys'' is a genus of very large softshell turtles in the family Trionychidae. They are found from peninsular India northeast to southern China, and south to Southeast Asia and New Guinea.
The species in this genus, while still being fre ...
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Pelodiscus
''Pelodiscus'' is a genus of turtles in the family Trionychidae, the softshells. Based on genetic and morphological analysis there are seven valid species. They are native to Eastern Asia, ranging from the Amur region, south through China and K ...
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Rafetoides'' (
nomen dubium
In binomial nomenclature, a ''nomen dubium'' (Latin for "doubtful name", plural ''nomina dubia'') is a scientific name that is of unknown or doubtful application.
Zoology
In case of a ''nomen dubium'' it may be impossible to determine whether a s ...
)
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Rafetus
''Rafetus'' is a genus of highly endangered softshell turtles in the family Trionychidae. It is a genus of large turtles which are found in freshwater habitats in Asia.
Species
According to most taxonomists, the genus ''Rafetus'' contains the fo ...
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Trionyx
''Trionyx'' is a genus of softshell turtles belonging to the family Trionychidae. In the past many species in the family were classified in this genus, but today '' T. triunguis'', the African or Nile softshell turtle, is the only extant softshel ...
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References
{{Taxonbar, from=Q2036081
Tetrapod subfamilies
Taxa named by John Edward Gray