Dove Spring FormationThe Dove Spring Formation is a geologic formation in the western Mojave Desert of California. It preserves fossils dating back to the Miocene epoch of the Neogene period.Fossil contentMammalsBatsCarnivoransEulipotyphlansLagomorphsProboscideansRodentsUngulatesReptilesBirdsSquamatesTestudinesAmphibiansFishPlants