How to Identify Trionychidae

Trionychidae is a animal family in the Animalia kingdom, order , class Testudines. The family contains 11 accepted species worldwide.

Key Identification Features

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Representative Trionychidae Species

How to identify Apalone spinifera (Lesueur, 1827)

Apalone spinifera (Lesueur, 1827)

Apalone spinifera (Lesueur, 1827)

Apalone spinifera, the spiny softshell turtle, is a widely distributed North Ame…

How to identify Amyda cartilaginea (Boddaert, 1770)

Amyda cartilaginea (Boddaert, 1770)

Amyda cartilaginea (Boddaert, 1770)

Amyda cartilaginea, the Asiatic soft-shell turtle, is a freshwater turtle found …

How to identify Pelodiscus sinensis Wiegmann, 1835

Pelodiscus sinensis Wiegmann, 1835

Pelodiscus sinensis Wiegmann, 1835

Pelodiscus sinensis, the Chinese softshell turtle, is a freshwater turtle native…

How to identify Trionyx triunguis (Forskål, 1775)

Trionyx triunguis (Forskål, 1775)

Trionyx triunguis (Forskål, 1775)

Trionyx triunguis is a very large omnivorous softshell turtle species with a typ…

How to identify Dogania subplana (Geoffroy Saint-Hilaire, 1809)

Dogania subplana (Geoffroy Saint-Hilaire, 1809)

Dogania subplana (Geoffroy Saint-Hilaire, 1809)

Dogania subplana is a soft-shell turtle found across Southeast Asia, living in c…

How to identify Lissemys punctata (Bonnaterre, 1789)

Lissemys punctata (Bonnaterre, 1789)

Lissemys punctata (Bonnaterre, 1789)

Lissemys punctata, the Indian flapshell turtle, is an omnivorous freshwater turt…

How to identify Pelodiscus maackii (Brandt, 1858)

Pelodiscus maackii (Brandt, 1858)

Pelodiscus maackii (Brandt, 1858)

Pelodiscus maackii is an aquatic turtle found across parts of Northeast Asia, re…

How to identify Apalone ferox (Schneider, 1783)

Apalone ferox (Schneider, 1783)

Apalone ferox (Schneider, 1783)

Apalone ferox, the Florida softshell turtle, is North America's largest softshel…

How to identify Lissemys ceylonensis (Gray, 1856)

Lissemys ceylonensis (Gray, 1856)

Lissemys ceylonensis (Gray, 1856)

The Sri Lankan flapshell turtle (Lissemys ceylonensis) is an endemic freshwater …

How to identify Nilssonia gangetica (Cuvier, 1825)

Nilssonia gangetica (Cuvier, 1825)

Nilssonia gangetica (Cuvier, 1825)

Nilssonia gangetica is a freshwater turtle defined by specific shell and skull t…

How to identify Apalone mutica (Lesueur, 1827)

Apalone mutica (Lesueur, 1827)

Apalone mutica (Lesueur, 1827)

Apalone mutica, the smooth softshell turtle, is a North American freshwater turt…

Browse all 11 Trionychidae species →

Frequently Asked Questions

How do you identify Trionychidae?

Trionychidae animals belong to the order in the Animalia kingdom. One of the most distinctive traits of all family members is a leathery, moderately flexible upper shell (carapace), which forms due to the loss of keratinized scutes and some bony tissue. For instant identification, use the iNature app — AI-powered and works offline.

What are the key characteristics of Trionychidae?

Trionychidae is classified in the order , class Testudines, phylum Chordata. The head can be black or brown, and typically has yellow dots that sometimes fuse into elongated streaks.

Sources: GBIF, iNaturalist, Wikipedia · Disclaimer

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