Prenasteridae
Prenasteridae is a family of echinoderms belonging to the order Spatangoida.
Genera:Agassizia Valenciennes, 1846Anisaster Pomel, 1886Antiquobrissus Szörényi, 1955Cagaster Nisiyama, 1968Eoagassizia Grant & Hertlein, 1938Holcopneustes Cotteau, 1889Peribrissus Pomel, 1869Prenaster Desor, 1853PseudolinthiaTripylus Philippi, 1845