Key to colors: DOMAIN, KINGDOM,Phylum,Subphylum,Class,Subclass,Order,Family
Links can be any color, but all links are underlined.
ROOT (OVERVIEW) > EUKARYOTA > Opisthokonta > METAZOA > Eumetazoa > Bilateria > Deuterostomia > Chordata > Craniata > Vertebrata > Gnathostomata > Teleostomi > Sarcopterygii > Tetrapoda > Amniota >
Sauropsida (Ch. 36)
- Lepidosauria
- Sphenodontia (36-III) - Beaked Reptiles (Tuatara)
- Squamata (36-IV)
- Family Dibamidae
- Bifurcata
- Infraorder Gekkota
- Unidentata
- Infraorder Scinciformata (scincomorph lizards)
- Episquamata
- Laterata
- Lacertibaenia
- Lacertidae
- Amphisbaenia - Worm Lizards
- Superfamily Teiioidea
- Toxicofera
- Iguania - Iguanas, Anoles, Chameleons
- Anguimorpha - Gila Monster, Beaded Lizards, Monitors
- Serpentes (36-V) - Snakes
- Archelosauria
- Testudines (36-VI)
- Pleurodira - Side-Necked Turtles
- Cryptodira
- Chelonioidea - Sea Turtles
- Trionychoidea - Soft-Shelled Turtles, Musk Turtles
- Testudinoidea - Tortoises, Terrapins, Snapping Turtles
- Archosauria
- Crocodylia (36-VII) - Crocodiles, Alligators, Caimen, Gharials
- Dinosauria (36-VIII)
- Ornithischia
- Thyreophora
- Stegosauria - "Roof Lizard" (Stegosaurus)
- Ankylosauria - "Fused Lizard" (Ankylosaurus)
- Cerapoda
- Pachycephalosauria - "Thick-Headed Lizard" (Pachycephalosaurus)
- Ceratopsia - "Three-Horned Face" (Triceratops)
- Ornithopoda - "Sturdy Lizard" (Hadrosaurus)
- Saurischia
The classification system used on this page is based on the site of the National Center for Biotechnology Information.