The Collaborative International Dictionary
Campanularian
Campanularian \Cam*pan`u*la"ri*an\, n. [L. campanula a bell.] (Zo["o]l.) A hydroid of the family Campanularid[ae], characterized by having the polyps or zooids inclosed in bell-shaped calicles or hydrothec[ae].
Wiktionary
campanularian
a. (context zoology English) Of or relating to the hydroid family Campanularidae.