Fossil Bones of the Great Brachiosaurus allithorax, before Removal from the Rock. After E. S. Riggs
of camels, horses and of the great sabre-toothed tiger. This was a great fissure deposit, into which enormous numbers of these small animals had been washed, so the collection was numerically very large. It is an interesting but not surprising fact that this small fauna survived the subsequent glacial period, whereas the horses, sloths, camels and saber-toothed tigers were all exterminated.
The Bone Cabin Quarry. South Central Wyoming. Fossilized bones of many different kinds of the great amphibious dinosaurs, of the plated dinosaurs (Stegosaurs), of the large carnivorous dinosaurs and of the small carnivorous dinosaurs are found mingled together in this quarry.