Locality	Layer
	Mexico, Coahuila, Arroyo La Colorada	La Colorada bed 57 Newell 1957
	Mexico, Coahuila, Arroyo La Colorada	La Colorada bed 59 Newell 1957
	Mexico, Coahuila, Arroyo La Colorada	La Colorada bed 63 Newell 1957
	Mexico, Coahuila, Arroyo La Colorada	La Colorado bed 64 Newell 1957
	Mexico, Coahuila, Las Delicias, Arroyo la Difunta, E of	Capitanian
	Mexico, Coahuila, Las Delicias, Loc.20 Cerro Wencelao	Bed 5 Difunta section
	Mexico, Guerrero, Olinalá, 3 km towards Mexteopan	Los Arcos Fm., Unit 2
	Mexico, Guerrero, Olinalá, 3 km towards Mexteopan	Los Arcos Fm., Unit 4
	Mexico, Guerrero, Olinalá, 3 km towards Mexteopan	Los Arcos Fm., Unit 7