Locality	Layer
	China, Gansu, Ciyao of Jingyuan	64 of Yanghogou Fm.
	USA, Arkansas, Scott Co., Boles, 4 mls E of	Johns Valley Shale
	USA, Arkansas, Scott Co., Boles, near	upper Johns Valley Shale
	USA, Arkansas, Searcy Co., Snowball, Highway 27, Christ Church	Witts Springs Fm.
	USA, Oklahoma, Coal Co., Clarita, Barnett Hill	Atoka Fm.
	USA, Oklahoma, Pontotoc Co., Ada, 7 mls SE of, Buck Creek, Lovelady	Union Valley Sandstone
	USA, Oklahoma, Pontotoc Co., Pontotoc Co., sec.7, T.3N., R.8E.	Union Valley Fm.
	USA, Oklahoma, Pontotoc Co., Stonewall, 2 mls NW of, Lovelady Switch	Union Valley Fm.
	Uzbekistan, Fergana, Karachatyr Mts., left of Aravan River	Bed 5a (500 m east of LOC6431)