Major subgroups of the Lepidosauria

(Subclass Diapsida, Infraclass Lepidosauromorpha, Superorder Lepidosauria:)

Eosuchia (extinct order)
Sphenodontia or Rhynchocephalia
- Gephyrosaurus
- Family Sphenodontidae (e.g. tuatara)
- Family Pleurosauridae
Squamata (lizards and snakes)
- Suborder Lacertilia (Sauria)
  - Infraorder Iguania
  - Infraorder Gekkota
  - Infraorder Amphisbaenia
  - infraorder Anguimorpha
  - Infraorder Scincomorpha
- Suborder Serpentes (Ophidia)

(Classification after Benton (2005).)

Phylogeny of the major subgroups of the Lepidosauria. Redrawn after Fraser and Sues (1994).

Author: Koen Stein
Last updated: 21/11/2005
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