Locality	Layer
	Poland, Upper Silesia, Kattowice, Hohenlohegrube	Namurian
	USA, Pennsylvania, Allegheny Co., Creighton	Brush Creek Lst.
	USA, Pennsylvania, Allegheny Co., Glassmere	Brush Creek Lst.
	USA, Pennsylvania, Allegheny Co., Pittsburgh	Brush Creek Lst.
	USA, Pennsylvania, Allegheny Co., Sewickley	Brush Creek Lst.
	USA, Pennsylvania, Butler Co., Mars	Brush Creek Lst.
	USA, Pennsylvania, Cambria, Bens Creek	Brush Creek Lst.
	USA, Pennsylvania, Lancaster, Pine Creek near Witmer	Brush Creek Lst.
	USA, Pennsylvania, Lancaster, Witmer	Brush Creek Lst.
	USA, Pennsylvania, Westmoreland Co., Donohoe	Brush Creek Lst.