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单词 gena
释义

genan.

/ˈdʒiːnə/
Forms: Plural genæ.
Etymology: Latin, see genal adj., genial adj.2
Anatomy.
The cheek or lateral part of the head, esp. of insects.
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the world > animals > animal body > general parts > head and neck > [noun] > lateral part of head
gena1826
the world > life > the body > external parts of body > head > face > cheek > [noun]
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cheekOE
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gena1826
the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > head > lateral part of
gena1826
1826 W. Kirby & W. Spence Introd. Entomol. 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.
1887 A. M. Marshall & C. H. Hurst Jun. 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.
1911 Encycl. Brit. XXVII. 283/1 A lateral unsegmented plate, the gena, which carries the eyes [in Trilobites].
1957 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 9) i. 20 The gena..forms the whole of the lateral area below and posterior to the eyes on each side.
1957 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 9) iii. 587 The genae (parafacials or cheeks) comprise the region lying between the face and the anterior margin of the eye on either side.
1964 C. 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.
This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2021).
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