| 单词 | ray-finned |
| 释义 | > as lemmasray-finned ray-finned adj. Zoology and Palaeontology (of a fish) having fins supported by rays; actinopterygian. ΚΠ 1933 A. S. Romer Vertebr. Paleontol. iv. 85 That [sc. the history] of the later ray-finned fishes has no such interest. 1970 R. M. Black Elements Palaeontol. xvii. 249 The ray-finned fish have had an expansionist evolution. 2001 Jrnl. Paleontol. 75 1202/2 In modern ray-finned fishes, Hox genes d9 to d13 are expressed in an overlapping, linear sequence from the proximal to the distal end of the limb. < as lemmas |
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