Locality Layer
Germany, Rhenish Mountains, Arnsberg, A46 27,40 m above Actinopteria Shales
Germany, Rhenish Mountains, Arnsberg, A46 28,20 m above Actinopteria Shales
Germany, Rhenish Mountains, Arnsberg, A46 U.Visé-L.Namur. Section
Germany, Rhenish Mountains, Hellefeld, road cut E1 alpha
Great Britain, England,Derbyshire, Blackdale Mine Marine Band,C.leion
Great Britain, England,Northumberland, Greenleighton Namurian base, E 1a
Ukraine, Donets Basin Starobeshevo, Mount Zor-Tau, C1-3(C) Suite