Porcellanasteridae
Eremicaster crassus Animalia — Echinodermata Subphylum : Eleutherozoa  Classis : Asteroidea  Ordo : Paxillosida  Familia : Porcellanasteridae  Sladen, 1883     Subdivisiones: Genera 12, Vide commentarium. Porcellanasteridae sunt familia Asteroideorum ordinis Paxillosidorum. Quae echinodermata in zona abyssopelagica reperiuntur. World Asteroidea Database duodecim genera hac in familia ponit: Abyssaster Madsen, 1961 Benthogenia Fisher, 1911 Damnaster H.E.S. Clark & McKnight, 1994 Eremicaster Fisher, 1905 Hyphalaster Sladen, 1883 Lethmaster Belyaev, 1969 Lysaster Bell, 1909 Porcellanaster Wyville Thomson, 1877 Sidonaster Koehler, 1909 Styracaster Sladen, 1883 Thoracaster Sladen, 1883 Vitjazaster Belyaev, 1969