Subfamily Campanulariinae Johnston 1836
Hydrozoa - Hydroida - Campanulariidae
Parent taxon: Campanulariidae according to B. M. Waggoner and M. R. Langer 1993
Sister taxa: none
Subtaxa: Mesodendriurn
Ecology: stationary epifaunal carnivore-suspension feeder
Distribution: found only at MSU campus, Starkville [Prairie Bluff Fm] (Cretaceous of Mississippi)