V2EX sarcopterygian

Sarcopterygian

定义 Definition

sarcopterygian(名词/形容词):肉鳍鱼类的;肉鳍鱼。指一类以“肉质鳍”(鳍内有骨骼支撑、类似肢体雏形)为特征的硬骨鱼,包括腔棘鱼肺鱼,并与早期四足动物的演化关系密切。(该词在生物学语境中也常作形容词使用。)

发音 Pronunciation (IPA)

/srkoptrdin/

例句 Examples

The coelacanth is a living sarcopterygian.
腔棘鱼是一种现生的肉鳍鱼类。

Fossils suggest that some sarcopterygians had limb-like fins that helped pave the way for early tetrapods on land.
化石显示,一些肉鳍鱼类拥有类似肢体的鳍,这为早期四足动物登上陆地铺平了道路。

词源 Etymology

词源来自新拉丁语,由希腊语词根组合而成:**sarco-**(σρξ,意为“肉”)+ pteryx/pteryg-(πτρυξ/πτεργιον,意为“翅/鳍”)+ -ian(表示“……的/……类的”)。整体意思就是“有肉质鳍的(鱼类)”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Richard Dawkins, The Ancestor’s Tale(《祖先的故事》)
  • Neil Shubin, Your Inner Fish(《你身体里的鱼》)
  • Michael J. Benton, Vertebrate Palaeontology(《脊椎动物古生物学》)
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