(Neppi and Stiasni, 1911)
Umbrella with pointed apical projection, 4 mm wide, 7 mm high, with thin walls; manubrium 1/2-2/3 as long as bell cavity; mouth lips faintly crenulated; gonads adradial, smooth; 4-8 marginal tentacles with ocelli and few rudimentary bulbs without ocelli.