Genus: Carcinus

En art i Norge.

Systematics :

KingdomAnimals (Animalia)
Phylum Articulate animals (Arthropoda)
Subphylum  Krepsdyr (Crustacea)
Klasse   Storkreps (Malacostraca)
Order    Tifotkreps (Decapoda)
Suborder     Krabber (Brachyura)
Family      Svømmekrabber (Portunidae)
Genus       Carcinus
Species        Strandkrabbe (Carcinus maenas)