Page:Geology and Mineralogy considered with reference to Natural Theology, 1837, volume 1.djvu/74

 series, it is to them principally that our present attention will be directed.

Mammalia of the Eocene Period.

In the first great fresh-water formation of the Eocene period, nearly fifty extinct species of mammalia have been discovered by Cuvier; the greater number of these belong to the following extinct genera, in the order Pachydermata, viz. Palæotherium, Anoplotherium, Lophiodon, Anthracotherium, Cheropotamus, Adapis (see Plates 3 and 4.