7. MABTTIA. 165 



•with small darker and lighter spots ; a more or less distinct dark 

 brown lateral band ; a more or less marked lig-ht streak from l)elow 

 the eye to the shoulder ; anterior ui)per labials usually olive, each 

 with a light spot or streak ; lower surfaces yellowish. 



millim. millim. 



Total length '227 Fore limb 24 



Head 17 Hiiul liml) 33 



AVidth of head .... 11 Tail 152 



Body 58 



West Africa ; Comoro Islands. 



a. Ad. W. Africa. Mr. Raddon [C.]. (Type.) 



b-e. Ad. & hgr. Ambriz, Angola. Mr. Kich [C.J. 



I am unable to find characters by which E. angasijanus, Ptrs. 

 (Angasija, Great Comoro Islands), could be separated from E. maculi- 

 labris. 



11. Mabuia raddonii. (Plate X. fig. 1.) 



Euprepis raddoni, G)-m/, Cat. p. 112. 

 Euprepes blandingii, ILil/ov: Proc. Ac. Philad. 181o, p. 58, and 18-57, 



p. -jO, and Tr. Amer. Pliilus. Soc. (2) xi. 1857, p. 70 ; Bocaye, 



Joni. Sc. Lisb. iv. 1872, p. 80. 

 ? Euprepes frenatiis, Halloio. Proc. Ac. Philad. 18o7, p. 50. 

 ? Euprepes albilabris, IlaUoio. I. c. p. 51. 

 Euprepes (Euprepis) seneofuscus, Peters, Mon. Berl. Ac. 18G4, p. 62, 



and 1867, p. 21. 



gracilis, Socage, I. c. p. 77. 



(Euprepes) pantseuii, Fischer, Jahrb. Wiss. Anst. Hamb. ii. 



1885, p. 88, pi. iii. fig. 3. 

 cupreus, Fischer, i. c. p. — , pi. — . fig. 2. 



Snout moderate, obtuse. Lower eyelid with an undivided semi- 

 transparent disk. Nostril behind the vertical of the suture between 

 the rostral and the first labial ; a postnasal ; anterior loreal not 

 or but slightly in contact with the first labial ; supranasals in con- 

 tact behind the rostral, or narrowly separated ; frontonasal broader 

 than long, usuallj" in contact with the frontal ; latter as long as, or 

 slightly longer than, the frontoparietals and interparielal together, 

 in contact with the second and third supraoculars ; four supraoculars, 

 second largest and usually touching the pra>frontal ; six or seven 

 supraciliaries ; frontoparietals distinct, about as large as the inter- 

 parietal ; parietals sometimes forming a suture behind the inter- 

 parietal, sometimes entirely separated ; a pair of nuchals ; subocular 

 between the fourth and fifth upper labials, about twice as long as 

 these shields, not narrowed inferiorly. Ear-ojjening suboval, 

 smaller than the ej'e-opening, without or with a very slight den- 

 tieulation anteriorly. Dorsal and lateral scales strongly tricarinate, 

 anterior nuchals usually quinquecarinate ; 28 to 32 scales round 

 the middle of the body, laterals a little smaller than the others. 

 The hind limb reaches about the elbow of the adprcssed fore limb. 



