appendicularian, a. and n. Zool.
(æpənˌdɪkjʊˈlɛərɪən)
[f. mod.L. Appendiculāria (see prec.) + -an.]
A. adj. Pertaining to the Appendicularia, a family of minute ascidian molluscs, with long tail-appendages. B. n. A member of this family.
| 1880 A. Wilson in Gent. Mag. CCXLVI. 43 The appendicularians..the existing representatives of the stock and ancestry which gave origin alike to the sea-squirt race and to the great vertebrate group itself. |