Bamboo pit viper 
Bamboo viper 
Banded Anole 
Banded Bronzeback 
Banded cat-eyed snake 
Banded Flying Snake 
Banded Galliwasp 
Banded krait 
Banded Leaf-toed Gecko 
Banded Lipinia 
Banded Malaysian Coralsnake 
Banded Rock Lizard 
Banded Rock Rattlesnake 
Banded supple skink 
Banded Tree Anole 
Banded water snake 
Bandy-bandy 
Baños Morales Smooth-throated Lizard 
Bar-sided Skink 
Barbados anole 
Barnes' Cat Snake 
Baron's green racer 
Barred Flying Dragon 
Barred Grass Snake