pygobranchia

Py`go*bran"chi*a, n. pl. Etym: [NL., fr. Gr. pugh` the rump + (Zoöl.) Defn: A division of opisthobranchiate mollusks having the branchiæ in a wreath or group around the anal opening, as in the genus Doris.

pygobranchia - Similar Words

zygobranchia zygobranchiate phyllobranchia polybranchia podobranchia pharyngobranchial pterobranchia hypobranchial branchia pharyngobranchii