Odontasteridae 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. Genera The following genera are listed in the World Register of Marine Species: Acodontaster Verrill, 1899 Diabocilla McKnight, 2006 Diplodontias Fisher, 1908 Eurygonias Farquhar, 1913 Hoplaster Perrier, in Milne-Edwards, 1882 Odontaster Verrill, 1880 References Echinoderm families