"Arthropoda" . "Virile Crayfish" . "Orconectes virilis" . . . . "(Hagen 1870)" . "Orconectes" . "Malacostraca" . "Cambaridae" . . . . . "Animalia" . "Decapoda" . "Orconectes virilis (Hagen 1870)" . . . . . . . . . . .