Lizard Families
Iguania
- Agamas (Agamidae)
- Anoles (Leiosauridae)
- Anoles (Polychrotidae)
- Casquehead lizards (Corytophanidae)
- Chameleons (Chamaeleonidae)
- Collared, Leopard lizards (Crotaphytidae)
- Iguanas (Iguanidae,
Pleurodonta)
- Madagascar iguanids (Opluridae)
- Neotropical ground lizards (Leiocephalidae)
- Neotropical ground lizards (Liolaemidae)
(Curly-tailed Lizards)
- Neotropical ground lizards (Tropiduridae)
- Spiny, Earless, Horned, Tree, Side-blotched lizards (Phrynosomatidae)
- Wood lizards, Clubtails (Hoplocercidae)
Gekkota
- Blind lizards (Dibamidae)
- Geckos (Gekkonidae)
- Legless lizards (Pygopodidae)
Scincomorpha
- Night lizards (Xantusiidae)
- Plated lizards (Gerrhosauridae)
- Skinks (Scincidae)
- Spectacled lizards (Gymnophthalmidae)
- Spiny tail lizards (Cordylidae)
- Tegus & Whiptails (Teiidae)
- Wall lizards, True lizards (Lacertidae)
Diploglossa
- American Legless
lizards (Anniellidae)
- Glass lizards,
Alligator lizards & Lateral Fold lizards (Anguidae)
- Knob-scaled lizards (Xenosauridae)
Platynota
- Earless Monitors (Lanthanotidae)
- Gila Monsters (Helodermatidae)
- Marine lizards (Mosasauridae) (Extinct)
- Monitors (Varanidae)