	Locality	Layer
	Belgium, Liège, Sondage du Soiron	R2b1
	Belgium, Liège, Val Dieu, Pays de Herve	R1b2
	France, Northern France, Sessevalle, Fosse, étage 440, à 1081 m	Shales, Marsdenian, undifferentiated

Locality

Layer

Belgium, Liège, Sondage du Soiron

R2b1

Belgium, Liège, Val Dieu, Pays de Herve

R1b2

France, Northern France, Sessevalle, Fosse, étage 440, à 1081 m

Shales, Marsdenian, undifferentiated