Alphabetical Listing of Families within this Taxa Group:
family
Amphilepididae
T4023445
family
Amphilepidida incertae sedis
T4023748
family
Amphilimnidae
T4023747
family
Amphiuridae
T4010010
family
Hemieuryalidae
T4023512
family
Ophiactidae
T4015803
family
Ophiolepididae
T4023511
family
Ophionereididae
T4023441
family
Ophiopholidae
T4015828
family
Ophiopsilidae
T4023736
family
Ophiothamnidae
T4023750
family
Ophiotrichidae
T4015804