Definition of Campanulariidae
: a large family of marine hydrozoan polyps (suborder Leptomedusae) having globular manubria and comprising forms with free medusae (as those of the genus Obelia) and others with the medusae replaced by sessile gonophores (as in the type genus Campanularia)
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Origin and Etymology of campanulariidae
New Latin, from Campanularia, type genus + -idae
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