| 单词 |
hypural |
| 释义 |
hypural, a. (n.)|hɪp-, haɪˈpjʊərəl| [f. Gr. ὑπ(ό hypo- 2 + οὐρά tail + -al1.] Situated beneath the tail; spec. in Ichthyol. applied to the bones beneath the axis of the tail, which support fin-rays. Also absol. as n.
1871Huxley Anat. Vert. i. 16 In most osseous fishes the hypural bones which support the fin-rays of the inferior division [of the tail] become much expanded. 1880Günther Fishes 84 The hypural is but a union of modified hæmapophyses. |

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