Fossil range: Late Triassic – Recent
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Subclass: Diapsida
Infraclass: Lepidosauromorpha
Superorder: Lepidosauria
Orders: Sphenodontia, Squamata
The Lepidosauria are reptiles with overlapping scales. They include the tuataras, lizards, snakes and amphisbaenians. Lepidosaurians are the most successful of modern reptiles.
Lepidosauria is a superorder of Sauropsida and comprises the orders :
- Squamata – scaled reptiles (lizards, snakes and amphisbaenians)
- Sphenodontia or Rhynchocephalia – tuatara
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