| 释义 |
obelia|əʊˈbiːlɪə|
[mod.L. (Peron & Lesueur 1809, in Ann. du Muséum d'Hist. Nat. XIV. 355), f. Gr. ὀβελ-ός + -ia1.]
A marine colony-forming coelenterate of the genus so called, belonging to the class Hydrozoa.
1868T. Hincks Hist. Brit. Hydroid Zoophytes I. 148 Some of his [sc. Edward Forbes's] species are only various stages of one and the same Obelia. 1897Parker & Haswell Text-bk. Zool. I. iv. 118 Obelia is a common zoophyte occurring in the form of a delicate, whitish or light brown, almost fur-like growth on the wooden piles of piers and wharfs. 1927Haldane & Huxley Animal Biol. ix. 179 If an ordinary hydroid polyp like Obelia be kept in the laboratory, the hydranths, or separate organized individuals of the colony, will (unless the water is well aerated artificially) show a curious series of changes. 1974A. Silverstein Biol. Sciences 178/2 Obelia, a typical colonial coelenterate, has a number of specialized feeding polyps and reproductive polyps, growing in a branchlike arrangement. |