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单词 Acanthopterygii
释义 Acanthopterygii, n. pl. Zool.|əˌkænθɒptəˈrɪdʒɪaɪ|
[mod.L., prop. adj. plur. masc. (sc. pisces), f. Gr. ἀκανθο- thorn + πτερύγι-ον a fin, dimin. of πτέρυξ a wing.]
An order of Fishes, forming the first group of the Osseous sub-division, distinguished by having hard and spiny rays in the dorsal fins, as in the common perch and stickleback; spiny-finned fishes.
1833[See next.]1847Carpenter Zool. II. §551 The Acanthopterygii cannot be easily subdivided, except into families.
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