PYGOBRANCHIA
Source: 567
‖Py′go‐bran″chi‐a (?), n. pl. [[NL., fr. Gr. πuγή the rump + � a gill.]] (Zoöl.) A division of opisthobranchiate mollusks having the branchiæ in a wreath or group around the anal opening, as in the genus Doris.
Source: 567
‖Py′go‐bran″chi‐a (?), n. pl. [[NL., fr. Gr. πuγή the rump + � a gill.]] (Zoöl.) A division of opisthobranchiate mollusks having the branchiæ in a wreath or group around the anal opening, as in the genus Doris.