Locality	Layer
	USA, Arkansas, Newton Co., Mt. Judea, George Mountain	Imo Fm.
	USA, Arkansas, Newton Co., Mt. Judea, Ricketts Mountain	Imo Fm.
	USA, Arkansas, Searcy Co., Snowball, Falling Water Creek	Imo Fm.
	USA, Arkansas, Searcy Co., Snowball, Sulphur Springs Hollow	Imo Fm.
	USA, Arkansas, Stone Co., Arlberg	Imo Fm.
	USA, Arkansas, Stone Co., Limestone-Walnut area, Big Piney Creek	Imo Fm.
	USA, Arkansas, Stone Co., Mountain View quad., S of Mill Creek	Imo Fm.
	USA, Arkansas, Van Buren Co., Elba, Little Red River, Middle Fork	Imo Fm.
	USA, Arkansas, Van Buren Co., Leslie, Little Red River, Middle Fork	Imo Fm.
	USA, Arkansas, Van Buren Co., Peyton Creek bridge 5 mls S of Leslie	Imo Fm.
	USA, Arkansas, Van Buren Co., Peyton Creek, F.Steward Phosphate Mine	Imo Fm.
	USA, Arkansas, Van Buren Co., Snowball, Calf Creek	Imo Fm.
	USA, Oklahoma, Pontotoc Co., Ada, 6 mls SE, Boggy Creek, Centr. pos.	Rhoda Creek Fm.
	USA, Oklahoma, Pontotoc Co., Ada, 6 mls SE, Boggy Creek, N portion	Rhoda Creek Fm.
	USA, Oklahoma, Pontotoc Co., Ada, 6 mls SE, Boggy Creek	Rhoda Creek Fm.
	USA, Oklahoma, Pontotoc Co., Ada, 6 mls SE, Crabtree Farm	Rhoda Creek Fm.
	USA, Oklahoma, Pontotoc Co., Ada, 6 mls SE, tributary to Boggy Creek	Rhoda Creek Fm.