单词 | Holoptychiidae |
释义 | Holoptychiidaeplural noun Hol·op·ty·chi·idae ˌhäləptəˈkīəˌdē, ˌhōl- : a family of Devonian fishes (order Rhipidistia) having unossified vertebrae, teeth of complicated structure, and the body covered with imbricating cycloid enameled scales |
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