Craniata, subphylum Craniata, subphylum Vertebrata, Vertebrata - fishes; amphibians; reptiles; birds; mammals

Chelonia, genus Chelonia - green turtles

Caretta, genus Caretta - loggerhead turtles

genus Lepidochelys, Lepidochelys - ridleys

Eretmochelys, genus Eretmochelys - hawksbills

Dermochelys, genus Dermochelys - type genus of the Dermochelyidae: leatherback turtles

Chelydra, genus Chelydra - snapping turtles

genus Macroclemys, Macroclemys - alligator snapping turtles

genus Kinosternon, Kinosternon - type genus of the Kinosternidae

genus Sternotherus, Sternotherus - musk turtles

genus Malaclemys, Malaclemys - American terrapins

genus Pseudemys, Pseudemys - sliders; red-bellied terrapin

genus Terrapene, Terrapene - box turtles

Chrysemys, genus Chrysemys - painted turtles

genus Testudo, Testudo - type genus of the Testudinidae

genus Geochelone, Geochelone - giant tortoises

genus Gopherus, Gopherus - gopher tortoises

genus Xerobates, Xerobates - possible new genus for desert and Texas tortoises based on recent research

genus Trionyx, Trionyx - type genus of the Trionychidae

genus Sphenodon, Sphenodon - coextensive with the order Rhynchocephalia: tuataras

genus Ptychozoon, Ptychozoon - flying geckos

Coleonyx, genus Coleonyx - banded geckos

genus Pygopus, Pygopus - type genus of the Pygopodidae; snake-shaped pleurodont lizard with no forelimbs and only rudimentary hind limbs

genus Iguana - type genus of the Iguanidae

Amblyrhynchus, genus Amblyrhynchus - marine iguanas

Dipsosaurus, genus Dipsosaurus - desert iguanas

genus Sauromalus, Sauromalus - chuckwallas

Callisaurus, genus Callisaurus - zebra-tailed lizard

genus Uma, Uma - fringe-toed lizard

genus Holbrookia, Holbrookia - earless lizards

Crotaphytus, genus Crotaphytus - collard lizards

Gambelia, genus Gambelia - leopard lizards

genus Sceloporus, Sceloporus - spiny lizards

genus Uta, Uta - a reptile genus of Iguanidae

genus Urosaurus, Urosaurus - a reptile genus of Iguanidae

genus Phrynosoma, Phrynosoma - horned lizards

Basiliscus, genus Basiliscus - a reptile genus of Iguanidae

Anolis, genus Anolis - New World chameleons

Amphisbaenia, genus Amphisbaena, genus Amphisbaenia, Amphisbaena - type genus of the Amphisbaenidae

genus Scincus, Scincus - type genus of Scincidae

genus Scincella, Scincella - a reptile genus of Scincidae

Eumeces, genus Eumeces - New World skinks

Cordylidae, family Cordylidae - small family of spiny ovoviviparous African lizards

Cordylus, genus Cordylus - type genus of the Cordylidae; spiny lizards somewhat resembling tiny crocodiles

Cnemidophorus, genus Cnemidophorus - whiptails