All crustacean synonyms

noun crustacean

• shellfish — an aquatic animal having a shell, as the oyster and other mollusks and the lobster and other crustaceans.
• lobster — any of various large, edible, marine, usually dull-green, stalk-eyed decapod crustaceans of the family Homaridae, especially of the genus Homarus, having large, asymmetrical pincers on the first pair of legs, one used for crushing and the other for cutting and tearing: the shell turns bright red when cooked.
• crayfish — A crayfish is a small shellfish with five pairs of legs which lives in rivers and streams. You can eat some types of crayfish.
• crawfish — A crawfish is a small shellfish with five pairs of legs which lives in rivers and streams. You can eat some types of crawfish.
• prawn — any of various shrimplike decapod crustaceans of the genera Palaemon, Penaeus, etc., certain of which are used as food.
• shrimp — any of several small, long-tailed, chiefly marine crustaceans of the decapod suborder Natania, certain species of which are used as food.
• oyster — any of several edible, marine, bivalve mollusks of the family Ostreidae, having an irregularly shaped shell, occurring on the bottom or adhering to rocks or other objects in shallow water.
• mussel — any bivalve mollusk, especially an edible marine bivalve of the family Mytilidae and a freshwater clam of the family Unionidae.
• cockle — Cockles are small edible shellfish.
• whelk — a pimple or pustule.
• clam — Clams are a kind of shellfish which can be eaten.
• arthropod — any invertebrate of the phylum Arthropoda, having jointed limbs, a segmented body, and an exoskeleton made of chitin. The group includes the crustaceans, insects, arachnids, and centipedes