Procoptodon

Procoptodon was a genus of giant short-faced kangaroo living in Australia during the Pleistocene epoch. P. goliah, the largest known kangaroo that ever existed, stood approximately 2 m (6.6 ft).They weighed about 230 kg (510 lb).Other members of the genus are smaller however and Procoptodon gilli is the smallest of all of the Sthenurine kangaroos, standing ~1m tall.