“pinnigrade”的英文意思

单词

pinnigrade

释义

pinnigrade, a. and n. Zool.|ˈpɪnɪgreɪd|
[f. pinni- + L. -gradus walking.]
a. adj. Walking by means of fin-like organs or flippers, as the pinniped Carnivora.
b. n. A pinnigrade animal.
1849–52Todd's Cycl. Anat. IV. 914/2 1854 Owen Skel. & Teeth in Circ. Sc. I. Org. Nat. 297 In the pinnigrade..family of carnivores, we find the teeth..more numerous.1880Libr. Univ. Knowl. (N.Y.) XI. 723 The pinnigrades include three families, the earless seals,..the eared seals,..and the walruses.

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