Crustacean - definition of crustacean by The Free …
crustacean Crustaceans barnacle, crab, crayfish, crawfish, (U.S.) or (Austral. & N.Z. informal) craw, Dublin Bay prawn, freshwater shrimp, goose barnacle, gribble, hermit crab, horseshoe crab or king crab, king prawn, krill, land crab, langoustine, lobster, Norway lobster, opossum shrimp, oyster crab, prawn, robber crab, sand hopper, beach flea ...