Locality Layer
Czech Republic, Bohemia, Praha-Hlubocepy upper Zlichov Lst.
Czech Republic, Bohemia, Svaty Jan pod Skalou, Stydle vody quarry upper Zlichov Lst.
Germany, Hunsrück, Bundenbach Hunsrück Shale
Germany, Hunsrück, Herrstein, Schielebach mine Hunsrück Shale
Turkey, Bithynia, Kartal, Yunus cement works Emsian
Turkey, Bithynia, Pendik, Pendik Burnu cliff Emsian