Aeginopsis medusa up to 25 mm wide, hemispherical or somewhat conical, apex thick, lateral walls very thin. Stomach ... [details]
Medusa 4 mm wide, flatter than hemisphere; 12 marginal tentacles; each tentacle bulb is successively developed into ... [details]
surface to deep water [details]
Has not been seen since its original description, all records belong to M. polydiademata. [details]
Hardly distinguishable from Corymorpha typica, kept separate mainly for biogeographic reasons [details]