Base of the evolutionary tree for Sphenodontia

← parent

• Sphenodontia (38 species)
  • Acrosphenodontia → (37 species)
    • unnamed group 1122 → (36 species)
      • unnamed group 1123 → (35 species)
        • Eusphenodontia → (33 species)
        • unnamed group 1124 → (2 species)
      • Rebbanasaurus jaini
    • Planocephalosaurus robinsonae
  • Diphydontosaurus avonis

Other links

• Wikidata
• Open Tree of Life

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