| 释义 |
pla·co·derm AHD[plăkʹə-dûrm'] D.J.[ˈplækəˌdɜːm]K.K.[ˈplækəˌdɝrm]n.（名词）- Any of various extinct fishes of the Silurian and Devonian periods, characterized by bony plates of armor covering the head and flanks, hinged jaws, and paired fins.盾皮鱼：各种现已灭绝的希留利亚纪和泥盆纪鱼类，特征是头部和两侧被多骨的甲壳盖住、有链的颚和成对的鳍
- New Latin Placodermī [class name] New Latin Placodermī [class name]
- Greek plax plak- [flat stone, plate] * see plāk- 1 Greek plax plak- [flat stone, plate] * 参见 plāk- 1
- -derm-derm
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