Locality	Layer
	Algeria, Ahnet, Azel Matti	Devonian,middle
	Canada, NW Territor.+Arctic Islands, Carnwath River	Fort Creek Shale
	Canada, NW Territor.+Arctic Islands, Thunder River Mouth, 45 mls NNE of	unnamed
	Germany, Rhenish Mountains, Adorf, Martenberg	5a of Profile V
	Germany, Rhenish Mountains, Adorf, Martenberg	E of Profile M.R.H.
	Germany, Rhenish Mountains, Ense near Bad Wildungen	Odershausen Lst.
	Great Britain, England,Cornwall, Pentonwarra Point, Trevone	terebratum Zone
	Great Britain, England,Cornwall, Trevone ne of	terebratum Zone
	Great Britain, England,Devonshire, Newton Abbot, Wolborough quarry	terebratum Zone
	Great Britain, England,Devonshire, Torquay, Barton quarry	terebratum Zone
	Morocco, Tafilalt, Bou Tcharafine (Tchafrine)	Givetian
	Morocco, Tafilalt, Tingheras	Givetian