Sauropsida

From Wikipedia, the free encyclopedia

Sauropsida ("lizard-face") is a group of amniotes that includes reptiles, dinosaurs, and birds. Among amniotes, sauropsida is distinguished from theropsida ("beast-face"), also called synapsids.

[edit] Taxonomy

Classification to order level, after Benton, 2004.

• Series Amniota
  • Class Synapsida
    • Order Pelycosauria*
    • Order Therapsida
      • Class Mammalia
  • Class Sauropsida
    • Subclass Anapsida
      • Order Testudines (turtles)
    • Subclass Diapsida
      • Order Araeoscelidia
      • Order Younginiformes
      • Infraclass Ichthyosauria
      • Infraclass Lepidosauromorpha
        • Superorder Sauropterygia
          • Order Placodontia
          • Order Nothosauroidea
          • Order Plesiosauria
        • Superorder Lepidosauria
          • Order Sphenodontida (tuatara)
          • Order Squamata (lizards & snakes)
      • Infraclass Archosauromorpha
        • Order Prolacertiformes
        • Division Archosauria
          • Subdivision Crurotarsi
            • Superorder Crocodylomorpha
              • Order Crocodylia
          • Subdivision Avemetatarsalia
            • Infradivision Ornithodira
              • Order Pterosauria
              • Superorder Dinosauria
                • Order Saurischia
                  • Class Aves
                • Order Ornithischiade:Sauropsida

ca:Sauròpsid fr:Sauropsida it:Sauropsida no:Sauropsider pl:Zauropsydy ru:Завропсиды uk:Зауропсиди