Trionychidae - Wikipedia
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 adapt to living in highly brackish areas.
Softshell turtle | Description & Facts | Britannica
softshell turtle, (family Trionychidae), any of about 30 turtle species characterized by a flattened shell. The shell lacks the epidermal scutes (large scales) characteristic of most turtles, as in the leatherback sea turtle (Dermochelys coriacea), and the bony architecture of the shell is reduced.
ADW: Trionychidae: INFORMATION
The Trionychidae are most closely related to the Carettochelyidae (pig-nosed turtles). These two families are together recognized as the Trionychoidae on the basis of several osteological characters, including opisthocoely in all but the first and last cervical vertebrae.
Softshell Turtle - Description, Habitat, Image, Diet, and …
Softshell turtles are a large group of reptiles in the family Trionychidae. There are two subfamilies, and thirteen different genuses, of softshell turtles. These turtles easily recognized by their lack of hardened scutes upon their shells, resulting in a leathery, somewhat flexible shell.
Softshell Turtle - Facts and Beyond | Biology Dictionary
2020年7月16日 · There are 25 species of softshell turtles (family Trionychidae) found across North America, Asia, Africa and the Indo-Pacific Islands. These turtles lack the hard carapace that is characteristic of other turtles, instead having a leathery type shell.
Trionychidae (28 Different Species) - All Turtles
Trionychidae is a family of turtles commonly known as softshell turtles. They include some of the world's biggest freshwater turtles.
Spiny Softshell Turtle Facts, Pictures: Complete Species Guide
2023年11月9日 · The spiny softshell turtle is a North American member of the softshell turtle family, Trionychidae, named after the small, spine-like projections that adorn the front edge of its carapace (shell).
Softshell and Flapshell Turtles (Family Trionychidae)
The Trionychidae are a taxonomic family of a number of turtle genera commonly known as softshells. They are also sometimes called pancake turtles (although they are distinct from the pancake tortoise).
Softshell Turtles (Trionychidae) | U.S. Fish & Wildlife Service
Softshell Turtles. overview. characteristics. geography. timeline information & media contact.
Trionychidae - Animalia
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 adapt to living in highly brackish areas.