Gegenbaur, 1878
Ventral furrow present. Gills, when present, developed as folds, not bi-pectinate. Mouth without foot-shield. Mouth and anal chamber may be terminal and a radula may be present.
Source: Jones and Baxter, 1987.
The following subtaxa of this class occur in the region:
Order Cavibelonia
Family Dondersiidae
Genus Nematomenia
Nematomenia banyulensis
Order Neomeniamorpha
Family Neomeniidae
Genus Neomenia
Neomenia carinata
Order Pholidoskepia
Genus Rhopalomenia
Family Rhopalomeniidae
Rhopalomenia aglaopheniae