Chapter1: Introduction -- Chapter2: Ancient mammals of Gondwanan South America -- Chapter3: Early Cenozoic mammals in South America -- Chapter4: Marsupials and other metatheres of South America -- Chapter5: The native ungulates of South America -- Chapter6: The xenarthrans-armadillos, glyptodonts, anteaters, sloths -- Chapter7: The Caviomorphs – First South American Rodents -- Chapter8: The P…