The hard external covering of an animal or plant; a shell, test, husk, etc.; spec. the hard chitinous integument or ‘shell’ of Crustaceans.
| 单词 | θ33662 |
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Crustacea > [noun] > member of > parts of > integument (4) crust1822 The hard external covering of an animal or plant; a shell, test, husk, etc.; spec. the hard chitinous integument or ‘shell’ of Crustaceans. lorica1856 Zoology. The protective case or sheath of some infusorians and rotifers; also applied to the carapace of crustaceans. Subcategories:— posterior part of (1) — substance forming (1) |
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