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单词 peronium
释义 peronium Zool.|pəˈrəʊnɪəm|
Pl. -ia.
[mod.L., a. Gr. περόνιον, dim. of περόνη fibula, pin.]
Each of the cartilaginous processes connecting the bases of the tentacles with the marginal ring in the Narcomedusæ, a section of the Hydrozoa. Hence peˈronial a., of or pertaining to a peronium.
1888Rolleston & Jackson Anim. Life 749 In the Narcomedusæ,..a nerve extends from the outer ring beneath each peronium. In the Peganthidæ..the peronia are very rudimentary.1898Sedgwick Textbk. Zool. I. 136 Otoporpae or peronial streaks of ectoderm passing from the auditory tentacles may be present.
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更新时间:2024/12/22 18:13:40