Locality	Layer
	Algeria, Bechar region, Sud-Oranais, Djebel Horreit	upper Ain el Mizab Fm.
	Algeria, Bechar region, Sud-Oranais, Gadet Sedra	lower Ain el Mizab Fm.
	USA, Arkansas, Newton Co., Lick Mountain	Pitkin Lst.
	USA, Oklahoma, Pushmataha Co., Antlers, Marble Creek	Caney Shale