Southern Turnip-tailed Gecko 
Southern Whitelip Python 
Southwestern Carpet Python 
Southwestern Speckled Rattlesnake 
Spanish pond turtle 
Spanish Psammodromus 
Spearpoint leaf-tail gecko 
Speckle-headed whipsnake 
Specklebelly Keelback 
Speckled Anole 
Speckled day gecko 
Speckled forest-pitviper 
Speckled hognose snake 
Speckled Kingsnake 
Speckled racer 
Spectacled caiman 
Speke's hinge-back tortoise 
Sphenomorphus sanctus 
Spider tortoise 
Spiny Chameleon 
Spiny Leaf Chameleon 
Spiny Softshell 
Spiny turtle 
Spiny-footed lizard