Locality	Layer
	Guatemala, Huehuetenango, Guatemala USNM 9257	Artinskian
	USA, Idaho, Bear Lake Co., Montpelier	Phosphoria Fm.
	USA, Texas, Brewster Co., Dugout Mountain S side	Lenox Hills Fm.
	USA, Texas, Brewster Co., Dugout Mtn., hill 4861 3 mls NW of	Cathedral Mountain Fm.
	USA, Texas, Brewster Co., Dugout Mtn., hill 4893, 5.5 mls NW of	Road Canyon Fm.
	USA, Texas, Brewster Co., Gilliland Peak crest, 1.6 km S of	Road Canyon Fm.
	USA, Texas, Brewster Co., Iron Mt., near Clay slide	upper Leonard Fm.
	USA, Texas, Brewster Co., Lenox Hills	Lenox Hills Fm.
	USA, Texas, Coleman Co., Coleman, 4.5 mls SSE of	Indian Creek Shale
	USA, Texas, Culberson Co., Culberson Co., W side of Highway 62/180	Bone Spring Lst.
	USA, Texas, Hudspeth Co., Rancheria Peak, 8 mls SE of,Pasopex pipe	Lower Hueco Lst.
	USA, Utah, Wasatch Co., Hobble Creek SE of Provo	Park City Fm.
	USA, Wyoming, Coal Canyon	Phosphoria Fm.
	USA, Wyoming, Layland Tunnel Canyon	Phosphoria Fm.
	USA, Wyoming, Lincoln Co., Raymond Canyon, Sublette Range	Phosphoria Fm.