Museums Victoria
Melbourne Museum: Meet the Skeletons: Diprotodon Optatum
Diprotodon optatum was a prehistoric marsupial from Australia that lived during the Pleistocene Period. The wombat and the koala are descendants. Some information and pictures can be found here.
Australian Broadcasting Corporation
Australian Broadcasting Corporation: Walking With Dinosaurs: Fact Files: Didelphodon
Read about the Didelphodon, a marsupial from the Mesozoic era and Cretaceous period. Learn what fossils have taught us about their habitat, diet, and senses, and view an animated image showing how this mammal may have moved.