Locality	Layer
	Australia, New South Wales, Gravesend, Mt. Jerrybang	Luton Formation, lowest fosiliferous hor
	Germany, Rhenish Mountains, Müssenberg 4	3
	Germany, Rhenish Mountains, Ober-Rödinghausen, railway cutting	2 of Hangenberg-Kalk
	Kazakhstan, Karagandinskaya Obl., Akbastau Mts.	Kassini beds
	USA, Ohio, Wayne County, Wooster	Logan Fm., Byer M., 3m below top