Kramp, 1957
Umbrella without apical projection; without gastric peduncle, 1.2 mm wide, 1.7 mm high; oral lips bifurcated, each with 2 broad, terminal clusters of cnidocysts, no lateral clusters; perradial marginal bulbs with 3-4 tentacles of very unequal length, interradial bulbs with 2-3 tentacles; 8 adradial gonads; medusa buds on gonads.