| 单词 | Palaeacanthocephala |
| 释义 | Palaeacanthocephala [¦pāl·ē·ǝ´kan·thǝ`sef·ǝ·lǝ] INVERTEBRATE ZOOLOGY An order of the Acanthocephala including parasitic worms characterized by fragmented nuclei in the hypodermis, lateral placement of the chief lacunar vessels, and proboscis hooks arranged in long rows. |
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