Any of several fast-running crabs of the family Ocypodidae.

A parasitic insect, Pthirus pubis, that lives amongst the pubic hairs of humans and feeds on blood.

A type of chelicerate arthropod, of the genus Limulus, resembling a crab, to which it is not closely related.

Pagurus bernhardus (common hermit crab), of Europe. / Coenobita clypeatus (Caribbean hermit crab). / Dotilla myctiroides, a true crab from South-east Asia.

(Canada, US, South Africa) The shore crab.

A cobia, Rachycentron canadum. / A crab-eater seal, Lobodon carcinophagus, which eats krill (not crabs).

A Florida stone crab. / The king crab. / Myomenippe hardwickii, a species of crab in the family Menippidae.

Any of various crabs that live in or near mud.

A type of crab (Carcinus maenas) native to the coasts of Europe and North Africa.

Any of various species of crab of the superfamily Majoidea with long legs / especially, the true spider crabs (family Majidae).