Dr. J. E. Gray on the Chamseleomdse. 347 



9. Chameleon gracilis, Hallowell, Journ. Acad. N. S. Philad. 

 viii. 324, t. 18 ( 2 and eggs) ; Proc. Ac. N. S. Philad. 1854, 99 ; 

 A. Dum. Arch, du Mus. x. 173 (a note only). B.M. 



C. senegalensis, var., Gray, Cat. 



Scales large ; head broad and acute behind ; occiput covered above 

 with convex scales. 



In spirits, olive, with a white spot on the shoulder, or interrupted 

 on the upper part of the back, and with a band of white spots from 

 the axilla. 



Hab. W. Africa, Senegal (A. GerrarcT), Angola, Congo, Cuanga, 

 and Pungo Adongo (Dr. Welwitsch), 1 Liberia (Dr. Ford). 



Var. 1 leiocephalus. B.M. 



C. dilepis, Gray, Cat. Mus. 



Scales and colour like the former; the scales on the crown and 

 occiput above flat, smooth, hexagonal. 



Hab. W. Africa, Fantee (Capt. Marryat), Ashantee (Mus. Ley- 

 den). 



The figure of Dr. Hallowell is a moderately good representation of 

 this species ; but the name is not the best, as it is a stouter and 

 stronger species than C. senegalensis. 



** Chin without any white dentated ridge of scales ; belly den- 

 tat ed. 



10. Chameleon affinis, Ruppell ; Gray, P. Z. S. 1863; Ann. 

 & Mag. N. H. 1863, xii. 248. 



C. abyssinieus, Wiegmann, Mus. Berolin. ; Fitz. Syst. Rept. 43. 



Lead-coloured (in spirits), with two long white spots on the temple 

 behind the eyes, upper part of back with an interrupted broad white 

 band ; scales large, subequal. 



Hab. Abyssinia, from Mus. Francofurt. 



*** Chin dentated ; middle of belly not dentated. 



11. Chameleon balteatus, A. Dum. Arch, du Mus. vi. 260, 

 t. 21. f. 2; x. 174. 



Back dentated ; scales subequal, brown ; edge of jaws, middle of 

 the belly, and tail, a broad oblique streak from shoulder to groin, and 

 a streak on each side of the belly yellowish ; chin slightly dentated ; 

 "middle of the belly not dentated" (Arch. Mus. x. 174). 



Hab. Madagascar (Mus. Paris.). A single specimen. I have 

 not seen this species. 



The following species appear to belong to this division : — 



12. Chameleon granulosus, Hallowell, Proc. Acad. N. S. 

 Philad. 1856, 147. 



Grey ; belly bluish ; scales on the sides unequal, tubercular ; four 



