1. LeiiH'th from snout to vent (in millimetres). 2. Scales and plates across 

 middle of body. 3. Transverse series of ventral plates. 4. Plates in collar, 

 o. Gular scales in a straight line between sympliysis of cliin-shields and 

 median collar-plate. 6. Femoral pores (right and left if differing in number). 

 7. Lamellar scales under fourth toe. 



Habitat. — Tropical Africa, from the Gold Coast and Lalce Victori 

 to Angola, Nvassaland, and the Coast of East Africa. 



