Ascidioidea is a 11 letter word which starts with the letter A and ends with the letter A for which we found 1 definitions.
Definition |
---|
(n. pl.) A group of Tunicata often shaped like a two-necked bottle. The group includes social and compound species. The gill is a netlike structure within the oral aperture. The integument is usually leathery in texture. See Illustration in Appendix. |