A History of Land Mammals in the Western HemisphereHafner Publishing Company, 1962 - 786 pages |
Contents
DEFINITION AND CLASSIFICATION OF MAMMALS | 1 |
CHAPTER II | 14 |
CHAPTER III | 47 |
Copyright | |
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ancestor armadillos artiodactyls Asia beds bison bones Bridger brontotheres camels carnivores Casa Mayor cats characteristic claws co-ossified continent cranium creodonts crests cusps deer dentition Deseado digits elephants elongate enamel Eocene extinct fauna feet femur fibula fossils genera genus grinding teeth ground-sloths Hemisphere hoofed animals horns horses humerus hypsodont incisors John Day known latter less limbs Litopterna lower jaw lower Miocene lower molars mammalian mammals manus marsupials middle Miocene Miocene modern molars Museum N. Y. Zoöl nasal nearly Neotropical North America Notoungulata Old World Oligocene Paleocene Pampean peccaries perissodactyls permission of N. Y. phalanges Pleistocene Plio Pliocene posterior premolars primitive proboscideans Pyrotherium region relatively resemblance rhinoceroses sagittal crest Santa Cruz sectorial short skeleton skull slender smaller South species stage subfamily suborder tail tapirs Tertiary tooth Toxodon transverse tusks Uinta ungulates upper Miocene upper molars vertebræ White River