Taxa Count: 13
NERITOPSIDAE
Byzantia obliqua
Marmolatella (Marmolatella) complanata
Marmolatella (Marmolatella) obtusangula
Naticopsis (Dicosmos) applanatus
Naticopsis (Dicosmos) compressus
Naticopsis (Dicosmos) declivis
Naticopsis (Dicosmos) eyerichi
Naticopsis (Dicosmos) impressa
Naticopsis (Dicosmos) sichuanensis
Naticopsis (Vernelia) sublimneiformis
Naticopsis ribletella
Naticopsis transversus
Neritopsis planoplicatus