The Bell Springs Formation is a Late Triassic (Norian to Rhaetian) geologic formation in Wyoming. Fossil theropod tracks assigned to have been reported from the formation.
The Bell Springs Formation is a Late Triassic (Norian to Rhaetian) geologic formation in Wyoming. Fossil theropod tracks assigned to have been reported from the formation. (en)
The Bell Springs Formation is a Late Triassic (Norian to Rhaetian) geologic formation in Wyoming. Fossil theropod tracks assigned to have been reported from the formation. (en)