Isoodon DESMAREST, 1817

Driessen, Michael M. & Rose Abstract, Robert K., 2015, Isoodon obesulus (Peramelemorphia: Peramelidae), Mammalian Species 47 (929), pp. 112-123 : 112-113

Isoodon DESMAREST, 1817

Didelphis: Shaw, 1797:298 . Part, not Didelphis Linnaeus, 1758 .

Perameles É. Geoffroy Saint-Hilaire, 1804:56 . Part.

Thylacis Illiger, 1811:76 . Part.

Didelphys: Illiger, 1811:76 . Incorrect subsequent spelling of, but not Didelphis Linnaeus, 1758 .

Isoodon Desmarest, 1817:409 . Type species Didelphis obesula Shaw, 1797 by monotypy.

Perameles: Gray, 1841:407 . Part, not Perameles É. Geoffroy Saint-Hilaire, 1804 .

Delphinus: Sherborn, 1902:677 . Error for Didelphis , not Delphinus Linnaeus, 1758 or Didelphis Linnaeus, 1758 .

Thylacis Haltenorth, 1958:24 . Not Thylacis Illiger, 1811

(= Perameles ).

to Sydney, New South Wales; across northern Australia to the Kimberley Range; in southern and eastern New Guinea …….……………….……………….… Isoodon macrourus

Ramus angle ≥ 111° and ramus width <11 mm ……………………….…………………………………... 2

2. Skull length 2.2–2.4 times skull width; tail relatively shorter, 25–30% of head and body length; dorsum CONTEXT AND CONTENT. Order Peramelemorphia , Family Peramelidae , Subfamily Peramelinae . The genus Isoodon has 3 living species ( Groves 2005). A key to species of Isoodon , derived from Le Souef et al. (1926), Lyne and Mort (1981), and Menkhorst and Knight (2001), follows:

1. Ramus angle of mandible 103–107° and ramus width> 12 mm; tail long, 27–45% of head and body length; historical distribution mostly coastal from Cape York, Queensland brindled brown, buff, and black; distribution: Cape York, Queensland; coastal fringe from the Hawkesbury River to the Victorian border, New South Wales; coastal Victoria, South Australia, and Western Australia; all of Tasmania …………………...……………………… Isoodon obesulus

Skull length ≤ 2.05 times skull width; dorsum golden brown streaked with black; historical distribution across mainland Australia, except perhaps Victoria; restricted to northern Western Australia, including several islands; Marchinton Island , Northern Territory ………………...… Isoodon auratus