Stromboidea

• Aporrhaidae
  • Monocuphus
    • Monocuphus sp.

Monocuphus sp.; Railroad work for the TGV ( Train à Grande Vitesse, "high-speed train"); Border between lower and middle Callovian, middle Jurassic; Souligné-Flacé, Sarthe Department, France; Coll. Pierre Chevet