单词 | Eucarida |
释义 | Eucarida [´yü`kar·ǝ·dǝ] INVERTEBRATE ZOOLOGY A large superorder of the decapod crustaceans, subclass Malacostraca, including shrimps, lobsters, hermit crabs, and crabs; characterized by having the shell and thoracic segments fused dorsally and the eyes on movable stalks. |
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