| 释义 |
tubularian, a. and n. Zool.|tjuːbjʊˈlɛərɪən|
[f. mod.L. Tubulāria (in Linnæus, 1755, f. tubulus tubule) + -an.]
a. adj. Belonging to the Linnæan genus Tubularia, the group Tubulariæ, or the family Tubulariidæ, of gymnoblastic Hydrozoa, in which the polyps are of tubular form, protected by a perisarc, with naked hydranths.
b. n. A tubularian hydroid. Also tubularidan |-ˈærɪdən| a. and n. in same sense (Cent. Dict. 1891).
1856Geo. Eliot Jrnl. 8 May–26 June in Lett. (1954) II. 243 G...brought home several varieties of Polyps..—Tubularian, Plumularian and Sertularian. 1859Todd's Cycl. Anat. V. 296/2 In the Tubularian Polyp the canal is modified. 1864Webster, Tubularian,..one of a family of polypoid acalephs, having simple or branched horny tubes, and terminating above in polyp-like extremities. 1883Science I. 196/2 The Anthomedusæ (e.g., Margelis), from the tubularian hydroids. 1888Rolleston & Jackson Anim. Life 247 A Campanularian differs from a Tubularian in three important respects. |