4. a) Numerous spiny scales forming longitudinal row on lower 



edge of tail; back often with longitudinal row of light 

 spots; adults to 60 mm snout-vent length ... Hemidactylus 

 garnotii 



b) Widely spaced spiny scales on lower edge of tail; back 

 may have a light stripe along midline; adults greater 



than 7 mm snout-vent length Hemidactylus 



f laviviridis 



5. a) Granular scales on body and head 6 



b) Plate-like scales on body and head 7 



6. a) Short digits, toes of hindfeet slightly longer than sole; 



nostril nearer to eye than to tip of snout Varanus 



f lavescens 



b) Moderate length digits, toes distinctly longer than sole; 

 nostril nearer to tip of snout than to eye . . . Varanus 

 bengalensis 



7. a) Scales strongly keeled over entire body; body laterally 



compressed with long thin tail and limbs; small crest of 

 scales in middle of back Calotes versicolor 



b) Scales smooth or lightly keeled, and shiny; body 

 cylindrical with stout tail and relatively short limbs 

 8 



8. a) Dorsal scales lightly keeled with two or more 



longitudinal ridges; broad brown stripe on back 9 



b) Dorsal scales smooth Scincella sikimmensis 



9. a) Dorsal scales with two keels on each scale; small white 



