Pagès, Gili and Bouillon, 1992
Marginal tentacles without spurs; with adnate rudimentary tentacles. Umbrella 14 mm wide, 15 mm high, bell shaped, with relatively short conical apical projection; mouth with short crenulated lips; horse-shoe-shaped interradial gonads, each with two adradial rows presenting seven parallel folds sloping obliquely downwards towards interradii; with mesenteries about as long as manubrium; radial canals with sinuous edges, circular canal broad; up to 23 marginal tentacles; 3 tentaculae between each pair of tentacles, completely adnate to exumbrellar surface, continuing in form of ridges over entire exumbrella; probably without ocelli.