18 G. A. BOULENGER 
EXPLANATION OF THE PLATES 
Sternothaerus bottegi. Upper view. 
II. 
Sternothaerus bottegi. Lower view. 
III. 
Fig. 1. Hemidactylus jubensis. 
sy olds » » Chin-shields. 
» 2. Agama vaillanti. 
» 3. Lamenis brevis.. 
DSL » Upper view of head. 
OSE) » Side view of head. 
IV. 
Fig. 1. Psammophis punctulatus. 
» 2. Atractaspis leucomelas. 
» 3. Arthroleptis bottegi. 
