Base of the evolutionary tree for Ichthyosauriformes

← parent

• Ichthyosauriformes (27 species)
  • unnamed group 1119 → (25 species)
    • Eoichthyosauria → (24 species)
      • Ichthyosauria → (22 species)
        • unnamed group 1123 → (21 species)
        • Chaohusaurus geishanensis
      • Grippidia → (2 species)
        • Grippia longirostris
        • Gulosaurus helmi
    • Xinminosaurus catactes
  • unnamed group 1118 → (2 species)
    • Parvinatator wapitiensis
    • Utatsusaurus hataii

Other links

• Wikidata
• Open Tree of Life

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