Locality	Layer
	USA, Arkansas, Crawford Co., Mountainburg qu., T.10N., R.29W.	Atokan, 1000 m above base
	USA, Arkansas, Crawford Co., Van Buren	unrecorded
	USA, Arkansas, Crawford Co., Winslow, West Cedar Creek	middle Atoka Fm.
	USA, Oklahoma, Pontotoc Co., Ada, near	Wewoka Fm.
	USA, Oklahoma, Pontotoc Co., Mannsville, S of Arbuckle Uplift	Deese Fm.
	USA, Texas, McCulloch Co., Rochelle, 3.5 mls E of	Smithwick Shale