Trionyx

noun
Tri·​onyx | \ ˈtrīəˌniks, trīˈän-\

Definition of Trionyx

: a genus (the type of the family Trionychidae) of softshell turtles that usually includes both Old World and New World turtles but is sometimes restricted to Old World forms

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History and Etymology for Trionyx

New Latin, from tri- + -onyx

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one from the Upper Peninsula of Michigan

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