Definition of Siphonobranchiata
1. n. pl. A tribe of gastropods having the mantle border, on one or both sides, prolonged in the form of a spout through which water enters the gill cavity. The shell itself is not always siphonostomatous in this group.
Medical Definition of Siphonobranchiata
Click the following link to bring up a new window with an automated collection of images related to the term: Siphonobranchiata Images