OdontasteridaeOdontasteridae is a family of sea stars. Members of the family are known as cushion stars and have relatively broad discs and five short tapering arms.GeneraThe following genera are listed in the World Register of Marine Species:Acodontaster Verrill, 1899Diabocilla McKnight, 2006Diplodontias Fisher, 1908Eurygonias Farquhar, 1913Hoplaster Perrier, in Milne-Edwards, 1882Odontaster Verrill, 1880