Aucun site ne correspond à la recherche spécifiée (West VirginiaCarboniferous (Mississippian)Price West FormationUSA: West VirginiaLower MississippianPuget GroupUSA: WashingtonUpper EocenePungo River Formation* Lee Creek Mine USA: North CarolinaMioceneQuarry Mountain FormationUSA: OklahomaSilurianRancho Nuevo FormationMexicoCretaceous – Paleocene (Maastrichtian-Danian)Rattlesnake FormationUSA: OregonMiocene (Tortonian-Messinian)Red Gulch Dinosaur TracksiteUSA: WyomingMiddle JurassicRexroad FormationUSA: KansasPlioceneRincón ColoradoMexico: CoahuilaCretaceousRipley FormationUSA: Alabama).