Как по Английски будет ракообразные

plural noun

A large group of mainly aquatic arthropods which include crabs, lobsters, shrimps, woodlice, barnacles, and many minute forms. they are very diverse, but most have four or more pairs of limbs and several other appendages.

Примеры использования:

This would not be surprising if we consider extant marine arthropods such as crustacea where it is …

noun

An arthropod of the large, mainly aquatic group crustacea, such as a crab, lobster, shrimp, or barnacle.

Примеры использования:

On the coast, the plovers' diet consists of marine worms, crustaceans, and small mollusks.

adjective

Relating to or denoting crustaceans.

Примеры использования:

An additional treatment without crustacean zooplankton was also established.