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Family Portunidae - Swimming Crabs

Very Young Green Crab? - Carcinus maenas Callinectes - Callinectes sapidus Crab IMG_1930 - Carcinus maenas Blue Crab - Callinectes sapidus Atlantic Blue Crab - Callinectes sapidus Ovalipes ocellatus Crab ID - Carcinus maenas Callinectes sapidus - female
Classification
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 Brachyura (True Crabs)
Family Portunidae (Swimming Crabs)
Explanation of Names
Author: Rafinesque, 1815