Tiaropsidae: Brief Summary
provided by wikipedia EN
Tiaropsidae is a family of cnidarians belonging to the order Leptothecata.
Zoja, 1896 Tiaropsidium
Torrey, 1909 Tiaropsis
- Wikipedia authors and editors
provided by World Register of Marine Species
Medusa with 4 or 8 radial canals (exceptionally up to 16); one or two types of marginal tentacles (long and rudimentary, both with marginal bulbs); sense organs compound, comprising an ecto-endodermal ocellus and an open velar statocyst, no cirri. Hydroid colony ‘‘Cuspidella’’-like; hydrotheca tubular, sessile or with reduced pedicel; operculum of numerous flaps demarcated or not from the rest of hydrotheca by a creaseline; gonophores as free medusae, gonotheca tubular or rounded, laterally compressed, operculate or not, with short peduncle, growing singly from hydrorhiza.
- WoRMS Editorial Board