Paleopneustidae is a family of echinoderms belonging to the order Spatangoida.[1]
Genera:[1]
Paleopneustidae is a family of echinoderms belonging to the order Spatangoida.
Genera:
Paleopneustes Agassiz, 1873 Peripatagus Koehler, 1895 Plesiozonus de Meijere, 1903