“osteichthyan”的英文意思_释义_用法

单词

osteichthyan

释义

osteichthyan, n. (and a.) Ichthyol.|ˌɒstɪˈɪkθɪən|
Also -ichthyean.
[f. mod.L. Osteichthy-es, f. Gr. ὀστέ-ον bone + ἰχθύ-ς fish, + -an.]
Any fish belonging to the class Osteichthyes of bony fish, characterized by a bony endoskeleton. Also as adj., characteristic of the Osteichthyes.
1955E. H. Colbert Evolution of Vertebrates iv. 52 The skull showed the basic osteichthyan cranial pattern.1967Jrnl. Linn. Soc. (Zool.) XLVII. 194 There is no evidence in the osteichthyans of a sclerocoel that divides the sclerotome into cranial and caudal halves.1974D. & M. Webster Compar. Vertebr. Morphol. viii. 161 Living sarcopterygians, however, have much thinner scales resembling the cycloid scales of most living osteichthyeans.1982Amer. Mus. Novitates No. 2724. 1/1 The suggestion..that the intermuscular ribs of Recent sharks are homologous with pleural (‘ventral’) ribs of osteichthyans.

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