This work represents an exhaustive review of one of the most important late Cenozoic radiations of Australian marsupials: the short-faced, or sthenurine kangaroos. Sthenurines originated in the Miocene, diversified in the Pliocene, and radiated in the Quaternary to become one of Australia's most conspicuous mammal groups, the only lineage of browsing marsupials comparable in diversity to the browsing artiodactyl guilds of other continents. The culmination...