单词 | narcomedusae |
释义 | Narcomedusaen. Zoology. With plural agreement. A suborder of jellyfishes (class Hydrozoa) having gonads on the wall of the stomach and naked sense organs; (also narcomedusae) jellyfishes of this order, narcomedusans. ΚΠ 1880 Zool. Rec. 1878 15 13 Hæckel's system..dividing the Medusæ into two groups..and 8 ‘Orders’—Anthomedusæ,..Narcomedusæ, [etc.]. 1880 Science 17 July 34 It [sc. a new jellyfish]..presents the common characters of the order Trachomedusæ (as distinguished from the Narcomedusæ) in having its genital sacs or gonads placed in the course of the radial canals. 1940 L. H. Hyman Invertebrates vii. 385 Atrichous isorhizas without spines are characteristic of the Narcomedusae. 1989 Tissue & Cell 21 725/1 Similar cnidocysts are also found on the exumbrellas of most narcomedusae. This is a new entry (OED Third Edition, June 2003; most recently modified version published online March 2022). < n.1880 |
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