Locality	Layer
	Canada, NW Territor.+Arctic Islands, Carnwath River	Fort Creek Shale
	Canada, NW Territor.+Arctic Islands, Liard Rapids River	Hay River Fm.
	Germany, Rhenish Mountains, Brilon	Givetian
	Germany, Rhenish Mountains, Oberscheld	Roteisenstein
	Great Britain, England,Devonshire, Newton Abbot, Wolborough quarry	terebratum Zone
	Great Britain, England,Devonshire, Saltern Small Cove, Paignton	do I delta
	USA, Indiana, Carroll Co., Delphi	New Albany Shale
	USA, Iowa (undifferentiated), Bird Hill near Rockford	Cerro Gordo Fm.
	USA, Iowa (undifferentiated), Burlington	Chonopectus Sdst.
	USA, Montana, Madison Co., Three Forks	Three Forks Shale
	USA, Nevada, Eureka Co., Lone Mt., 18 mls. W of Eureka	lower Nevada Lst.
	USA, New Mexico, Otero Co., Indian Wells near Alamagordo	Sly Gap Beds
	USA, New York (undifferentiated), Canandaigua Lake	Genundewa Lst.
	USA, New York (undifferentiated), Cherry Valley, 1.6 km ne of	Werneroceras Bed
	USA, New York (undifferentiated), Cherry Valley	Werneroceras Bed
	USA, New York (undifferentiated), Genesee	Geneseo Shale
	USA, New York (undifferentiated), Ithaca, near	Sherburne Fm.
	USA, New York (undifferentiated), Laurens, 1 mile NE of	Tully Lst., West Brook Member
	USA, New York (undifferentiated), Lodi Landing, Seneca Lake	Tully Limestone
	USA, New York (undifferentiated), Manlius	Cherry Valley Lst.
	USA, New York (undifferentiated), Tully	Tully Lst., Apulia Member
	USA, New York, Chautauqua Co., Corell's Point, Lake Erie	Gowanda Shale, lower part
	USA, New York, Chautauqua Co., Summerdale, Porter Creek	Ellicott Shale
	USA, New York, Ontario Co., Honeoye Lake	Cashaqua Shale
	USA, New York, Seneca Co., Lodi Glen, Seneca Lake	Sherburne Sdst.
	USA, New York, Tompkins Co., Ithaca	Ithaca Fm.
	USA, Utah, Juab Co., Confusion Range, T.14S.,R.16W.	Guilmette Lst.
	USA, Virginia, Washington Co., Hayter's Gap	2
	USA, Virginia, Washington Co., Hayter's Gap	3
	USA, Virginia, Washington Co., Hayter's Gap	4