After McKenna & Bell, 1997

<==o †Diprotodontidae Gill, 1872 [taxonomic history]
   |?- †Alkwertatherium webbi Murray, 1990
   |--o †Zygomaturinae Stirton, Woodburne & Plane, 1967
   |  |--o †Silvabestius Black & Archer, 1997
   |  |  |-- †S. sp.
   |  |  `-- †S. johnnilandi
   |  |-- †Neohelos tirarensis Stirton, 1967
   |  |-- †Raemeotherium yatkolai Rich, Archer & Tedford, 1978
   |  |-- †Plaisiodon centralis Woodburne, 1967
   |  |--o †Zygomaturus Owen, 1858 [Zygomaturus MacLeay, 1857 (nomen nudum); Simoprosopus de Vis, 1907]
   |  |  |-- †Z. macleayi Krefft
   |  |  |-- †Z. creedii Krefft
   |  |  |-- †Z. gilli Woodburne, 1969?
   |  |  |-- †Z. tasmanicus
   |  |  `-- †Z. trilobus
   |  |--o †Kolopsis Woodburne, 1967
   |  |  |-- †K. yperus Murray, Megirian & Wells, 1993
   |  |  |-- †K. torus Woodburne, 1967
   |  |  `-- †K. rotundus Plane, 1967
   |  |-- †Kolopsoides cultridens Plane, 1967
   |  |-- †Hulitherium thomasettii Flannery & Plane, 1986
   |  `-- †Maokopia ronaldiFlannery, 1992
   `--o †Diprotodontinae Gill, 1872 [taxonomic history]
      |-- †Bematherium angulum Tedford, 1967
      |-- †Pyramios alcootense Woodburne, 1967
      |-- †Nototherium Owen, 1845
      |-- †Meniscolophus Stirton, 1955
      |-- †Euryzygoma dunense Longman, 1921
      |--o †Diprotodon Owen, 1838 [incl. †Diarcodon Stephenson, 1963]
      |  |-- †D. australis
      |  |-- †D. minor
      |  `-- †D. optatum
      |--o †Euowenia de Vis, 1891 [†Owenia de Vis, 1888 (non Owenia Presch, 1847 (Mollusca)]
      |  |-- †E. robusta de Vis, 1891
      |  `-- †E. grata de Vis
      `-- †Stenomerus de Vis, 1907

Reference(s):

 

Special thanks to:

Jos H. M. Dols, for gathering additional information and missing species.