Vanhöffen, 1911
With numerous centripetal canals, 7 or more in each quadrant (28-56) most of them joining base of manubrium or upper part of neighbouring canals; 16-32 tentacles. Umbrella up to 30 mm wide, 40 mm high, mesoglea thick and rigid; manubrium half as long as subumbrellar cavity; with fairly short crenulated lips; gonads with 19-32 folds in each of 8 rows.