Portunidae

plural noun
Por·​tu·​ni·​dae

Definition of Portunidae

: a family of crabs (superfamily Brachyrhyncha) consisting of the swimming crabs and having a subquadrate carapace and the last pair of legs usually with the terminal joint flattened like a paddle

History and Etymology for Portunidae

New Latin Portunus, type genus + -idae

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