- Source: Gnathophiurina
The Gnathophiurina are a group of Ophiuroidea mostly treated as suborder (but at first as an order Gnathophiurida, and sometimes as infraorder of Ophiurina or not used at all).
Families
Amphilepididae Matsumoto, 1915
Amphiuridae Ljungman, 1867
Ophiactidae Matsumoto, 1915
Ophiocomidae Ljungman, 1867
Ophionereididae Ljungman, 1867
Ophiothricidae Ljungman, 1867