| 单词 | acromyodian |
| 释义 | acromyodian, a. Ornithol.
Brit. |ˌakrəʊmʌɪˈəʊdɪən|, U.S. |ˈˌækroʊˌmaɪˈoʊdiən|
[‹ scientific Latin Acromyodi, former group name (A. H. Garrod 1876, in Proc. Zool. Soc. 517; > comb. form + -myodi (in Polymyodi: see polymyodian adj.)) + -an suffix Compare mesomyodian adj. and earlier polymyodian adj.]
Of a bird: having a syrinx whose muscles are attached to the ends of the bronchial semi-rings; spec. (in Garrod's scheme) belonging to the division Acromyodi of passerine birds, closely corresponding to the suborder Oscines (the songbirds). Also: characteristic of such a bird. Cf. mesomyodian adj.
1876A. H. Garrod in Proc. Zool. Soc. 517 All Acromyodian Passeres of species which I have examined..possess the sciatic artery. 1884E. Coues Key to N. Amer. Birds (ed. 2) iii. i. 239 Associated with the acromyodian or oscine type of syrinx is a peculiar condition of the tarsal envelope. 1959J. Van Tyne & A. J. Berger Fund. Ornithol. ii. 58 Acromyodian passerines (‘Passerines’ or Oscines; Lyrebirds; Scrub-birds), which have the syringeal muscles attached to the extremities of the bronchial semirings. 1985Systematic Zool. 34 38/2 Only because the oscine syrinx is fairly uniform throughout the order does the term ‘acromyodian’ nearly always refer to the same condition. |
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