Ophiuroidea
Animalia | Echinodermata | Ophiuroidea | Phrynophiurida | Asteronychidae | Ophiuroidea
Ophiuroidea
Biota | Animalia | Echinodermata | Asterozoa | Ophiuroidea
|  | Klein, 1778 | Zittel, 1895 | Gray, 1840