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Genus Orconectes

crayfish - Orconectes Crayfish - Orconectes crayfish sp., undertail - Orconectes virilis 279704 Crayfish - Orconectes rusticus crayfish sp. - Orconectes virilis - female crawfish sp. - Orconectes virilis - male Crayfish - Orconectes virilis Orconectes virilis
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Crustacea (Crustaceans)
Class Malacostraca (Malacostracans)
Superorder Eucarida (Eucarida (Crabs, Crayfish, Shrimp, etc.))
Order Decapoda (Crabs, Crayfishes, Lobsters, Prawns, and Shrimp)
Infraorder Astacidea (Crayfishes and Lobsters)
Superfamily Astacoidea (Crayfish)
Family Cambaridae
Genus Orconectes
Internet References

'The Propinquus Group of the Crawfish Genus Orconectes', J.F. Fitzpatrick, Jr.; (The Ohio Journal of Science, Vol. 67, No. 3, May 1967)