| 释义 |
gena Anat.|ˈdʒiːnə|
Pl. genæ.
[L., see genal a., genial a.2]
The cheek or lateral part of the head, esp. of insects.
1826Kirby & Spence Introd. Ent. III. xxxiv. 488 The cheeks of insects (Genæ) usually surround the anterior part of the eyes, and lie between them and the mandibles or their representatives. 1887Marshall & Hurst Pract. Zool. ix. 153 The genæ, or ‘cheeks’, are a pair of vertical plates covering the sides of the head, behind and below the eyes. 1911Encycl. Brit. XXVII. 283/1 A lateral unsegmented plate, the gena, which carries the eyes [in Trilobites]. 1957Richards & Davies Imms's Gen. Textbk. Ent. (ed. 9) i. 20 The gena..forms the whole of the lateral area below and posterior to the eyes on each side. Ibid. iii. 587 The genae (parafacials or cheeks) comprise the region lying between the face and the anterior margin of the eye on either side. 1964C. J. Goodnight et al. Gen. Zool. x. 198/1 The dorsal region [of the head of the grasshopper] is known as the vertex; the lateral, the genae, or cheeks. |