Asteronychidae

Asteronychidae is a family of echinoderms belonging to the order Euryalida.

Genera:
 * Asteronyx Müller & Troschel, 1842
 * Astrodia Verrill, 1899
 * Astronebris Downey, 1967
 * Lillithaster Thuy, Numberger-Thuy & Jagt, 2018
 * Ophioschiza H.L.Clark, 1911