Base of the evolutionary tree for Sauropterygia

← parent

• Sauropterygia (84 species)
  • Eosauropterygia → (83 species)
    • Pistosauria → (71 species)
      • unnamed group 1160 → (70 species)
        • Plesiosauria → (68 species)
        • unnamed group 1161 → (2 species)
      • Yunguisaurus
    • unnamed group 1148 → (12 species)
      • unnamed group 1150 → (10 species)
        • unnamed group 1154 → (6 species)
        • Nothosauria → (4 species)
      • unnamed group 1149 → (2 species)
        • Corosaurus
        • Cymatosaurus
  • Placodontiformes

Other links

• Wikidata
• Open Tree of Life

---