| 释义 |
tri·onych·i·dae
\ˌtrīəˈnikəˌdē\ noun plural
Usage: capitalized
Etymology: New Latin Trionych-, Trionyx, type genus + -idae
: a family of soft-shelled freshwater turtles containing both fossil Tertiary and living forms in which the horny plates of carapace and plastron are replaced by leathery skin and constituting a distinct superfamily of Cryptodira |