Crested gecko 
Cretan wall lizard 
Crocodile tegu 
Crossobamon orientalis 
Crotaphytus bicinctores 
Crowned False Boa 
Ctenosaura quinquecarinata 
Cumberland slider 
Cunninghams skink 
Cuvier's Earth Snake 
Cuviers dwarf caiman 
Cuzco Tegu 
Cyclocorus lineatus 
Cyrtodactylus hutan 
D'Albertis python 
Dalmatian wall lizard 
Darevskia rudis 
Dark Tropical Racer 
Dark Wolf Snake 
Daudins Bronzeback 
De Silva's Rough-sided Snake 
Deccan ground gecko 
Decorated Anole 
Dekay's Brownsnake