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Online Collections

Echinoidea


Details
Term Type

Art & Architecture Thesaurus

Preferred Term

Echinoidea

Details

Members of a class containing around 950 living species of marine invertebrates having a globular or discoid form, and a rigid shell composed of many calcareous plates, in some species covered with projecting spines.

Variations

sea urchins

sea urchin

sea-urchins

urchins, sea

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