| 释义 |
‖ Tunicata, n. pl. Zool.|tjuːnɪˈkeɪtə|
[mod.L., neut. pl. of tunicātus (sc. animālia) coated, tunicate.]
A division of animals, now regarded as a sub-phylum of the Chordata; also called Urochorda: see next, B.
1828Stark Elem. Nat. Hist. II. 115 Class III.—Tunicata. Gelatinous or coriaceous biforous, bitunicated animals, isolated, in groups, or often joined together in a common mass. 1851Richardson Geol. viii. (1855) 230 The Tunicata have no shell, and are enclosed in an elastic muscular sac, with two openings. 1855H. Spencer Princ. Psychol. (1872) I. i. i. 10 Humble Mollusks, like the fixed Tunicata. |