1. CHAM^LEOJf. 447 



extreinity of the casque equals or slightly exceeds the length of tho 

 mouth ; no rostral appendages; a strong lateral crest, becoming in- 

 distinct as it ascends towards the extremity of the parietal crest; 

 no trace whatever of occipital lobes. Body covered with small and 

 subequal granules ; a series of conical tubercles on the anterior ])art 

 of the vertebral keel, forming a very feeble crest ; a series of conical 

 tubercles forms a very distinct crest along the throat, and extends 

 more or less distinctly along the ventral line. Male wath a tarsal 

 process or spur. T;iil longer than head and body. A white streak, 

 usually three scales wide, from chin to vent ; usually two light 

 streaks or series of spots along each side, the lower extending from 

 axilla to groin. 



millim. milliiii. 



Total length 381 283 



From end of snout to extremity of man- 

 dible 36 29 



From end of snout to extremity of casque 51 41 

 Greatest width between lateral cranial 



crests 19 14 



Depth of skull (mandible included) 85 28 



Width of head 24 19 



Body 135 104 



Tibia 30 24 



Tan 210 160 



Syria, Egypt, Abyssinia ; West Africa ? 



a. (^ . Syria. Zoological Societv. 



b. S • Egypt. J- Burton, Esq. [P.]. 



c. Y"-. Anseba, Abvssinia. W, T. Blanford, Esq. [P.]. 

 d-h, I d , ? , W. Africa. ' Mr. Dalton [C.]. 



& hgr. 

 k. 5 . Cape of Good Hope (im- Col. Denham [P.], 



ported). 

 1^2). c? , 2 , ? Haslar Collection. 



& hgr. 



g,r.cS2, ? 



stuffed. 



6. Chamseleon senegalensis. 



Chamseleo senegalensis, part., Or ay, Cat. p. 2G6. 

 Lacerta cliamseleon, part., Linn. S. A", i. p. 364. 

 Chamgeleo bonye spei, Laur. Si/n. Rept. p. 46. 

 senegalensis, Daud. Rept. iv. p. 203 ; Knhl, Beitr. Zool. Vei-gl. 



Anat. p. 104; Dtmi. Sf Bibr. iii. p. 221, pi. xxvii. fig. 2; Gray, 



Froc. Zool. Soc. 1864, p. 471 ; Boetty. Abh. Senckenb. Ges. xii. 



1881, p. 408. _ 

 Chamaeleon Isevigatus, Gray, Proc. Zool. Soc. 1863, p. 9o, and 1864, 



p. 471. 



Casque very feebly raised posteriorly ; parietal crest indistinct or 



