The Subterranean World by George Hartwig
This interesting discovery likewise proves that the climate of North America was then like that of Siberia not very different from that of the present day The most remarkable of the fossil Ruminants are found among the deer tribe The largest of these is the Sivatherium 28 giganteum discovered in the Tertiary beds of the subHimalayan hills It was a deer with four horns and to judge by the size of its bones