Locality Layer
Belgium, Hainaut, Tournai, one of the quarries near town Calcaire de Calonne
Belgium, Hainaut, Vaulx, Cherq or Calonne quarry Calcaire de Calonne
Belgium, Liège, Chokier H1, lower Homoceras Zone
Belgium, Liège, Grivegnée G2
Belgium, Liège, Visé Calcaire de Visé (assise VI de Koninck)