Isoodon obesulus (Shaw, 1797) . Nat. Mise., 8:298.
TYPE LOCALITY: Australia, New South Wales, Sydney, Ku-ring-gai Chase Natl. Park, 33°36'S, 151°16'E, see Dixon (1981) .
DISTRIBUTION: SE New South Wales, S Victoria, SE South Australia, N Queensland, SW Western Australia, Nuyts Arch. (Great Australian Bight, S Australian coast), and Tasmania.
STATUS: Locally common.
SYNONYMS: affinis, fusciventer, nauticus, peninsulae.