Base of the evolutionary tree for Petauroidea

• Petauroidea (30 species)
  • ringtail possums (Pseudocheiridae) → (16 species)
    • unnamed group 885150 → (8 species)
      • Pseudochirulus → (7 species)
        • unnamed group 885153 → (5 species)
        • Pygmy Ringtail (Pseudochirulus mayeri)
        • Lowland Ringtail (Pseudochirulus canescens)
      • Common Ringtail Possum (Pseudocheirus peregrinus)
    • unnamed group 885143 → (8 species)
      • unnamed group 885145 → (6 species)
        • Green Ringtail (Pseudochirops) → (5 species)
        • Rock Ringtail Possum (Petropseudes dahli)
      • unnamed group 885144 → (2 species)
        • Lemuroid Ringtail Possum (Hemibelideus lemuroides)
        • Greater Glider (Petauroides volans)
  • unnamed group 885129 → (14 species)
    • gliders, Leadbeater's possum, and striped possums (Petauridae) → (11 species)
      • Gliders (Petaurus) → (6 species)
        • unnamed group 885141 → (2 species)
        • Yellow-bellied Glider (Petaurus australis)
        • Squirrel Glider (Petaurus norfolcensis)
        • Mahogany Glider (Petaurus gracilis)
        • Northern Glider (Petaurus abidi)
      • unnamed group 885133 → (5 species)
        • triok (Dactylopsila) → (4 species)
        • Leadbeater’s Possum (Gymnobelideus leadbeateri)
    • unnamed group 885130 → (3 species)
      • feathertail gliders and pygmy gliders (Acrobatidae) → (2 species)
        • Feathertail Glider (Acrobates pygmaeus)
        • Feather-tailed Possum (Distoechurus pennatus)
      • Honey Possum (Tarsipes rostratus)