| | Cheloniidae, family Cheloniidae, Chelonidae, family Chelonidae; Dermochelyidae, family Dermochelyidae; Chelydridae, family Chelydridae; Kinosternidae, family Kinosternidae; Emydidae, family Emydidae; Testudinidae, family Testudinidae; Trionychidae, family Trionychidae; Gekkonidae, family Gekkonidae; Pygopodidae, family Pygopodidae; Iguanidae, family Iguanidae, Iguania, family Iguania; Amphisbaenidae, family Amphisbaenidae; Xantusiidae, family Xantusiidae; Scincidae, family Scincidae; Teiidae, family Teiidae; Agamidae, family Agamidae; Anguidae, family Anguidae; Xenosauridae, family Xenosauridae; Anniellidae, family Anniellidae; Lanthanotidae, family Lanthanotidae; Helodermatidae, family Helodermatidae; Lacertidae, family Lacertidae; Chamaeleontidae, family Chamaeleontidae, Chamaeleonidae, family Chamaeleonidae, Rhiptoglossa, family Rhiptoglossa; Varanidae, family Varanidae; Crocodylidae, family Crocodylidae; Alligatoridae, family Alligatoridae; Gavialidae, family Gavialidae; Ceratopsidae, family Ceratopsidae; Hadrosauridae, family Hadrosauridae; Iguanodontidae, family Iguanodontidae; Titanosauridae, family Titanosauridae; Megalosauridae, family Megalosauridae; Dromaeosauridae, family Dromaeosauridae; Edaphosauridae, family Edaphosauridae; Pterodactylidae, family Pterodactylidae; Ichthyosauridae, family Ichthyosauridae; Colubridae, family Colubridae; Typhlopidae, family Typhlopidae; Leptotyphlopidae, family Leptotyphlopidae; Boidae, family Boidae; Pythoninae, subfamily Pythoninae; Pythonidae, family Pythonidae; Elapidae, family Elapidae; Hydrophidae, family Hydrophidae; Viperidae, family Viperidae; Crotalidae, family Crotalidae |