CHAMELEON CALTPTEATUS. 
229 
Measurements (in millim.) of an adult male from Yemen and an adult female 
from the Nile valley. 
6- 5. 
Total length 425 423 
Vent to tip of tail .... 220 235 
This species, first described by A. Dumeril, from the Nile region, was recorded, in 
1882, from the island of Socotra by Peters, who, on that occasion, mentioned that 
another example, from Abyssinia, obtained by Ehrenberg, was preserved in the Berlin 
Museum. 
Fig. 8. 
One of the types of C. calyptratus, A. Dum. Nat. size. $ . Pai-is Museum. 
In the course of an examination of the small collection of Keptiles in the Museum 
of the Medical School at Cairo, I found a very fine male chameleon, which Dr. Walter 
limes, the Curator, informed me came from Yemen, in Arabia. I obtained his per- 
mission to bring it to Europe, and through the unfailing courtesy of Professor Vaillant 
