单词 | Tanaidacea |
释义 | Tanaidacea [´tan·ē·ǝ`dā·shǝ] INVERTEBRATE ZOOLOGY An order of eumalacostracans of the crustacean superorder Peracarida; the body is linear, more or less cylindrical or dorsoventrally depressed, and the first and second thoracic segments are fused with the head, forming a carapace. |
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