On a new Lizard and Two new Frogs. 407 



XXXVII. — Vescriptiona of a new Lizard and Two new Frogs 

 discovered in West Africa hi) Dr. H. O. F. SpurrelL By 

 G. A. BOULENGER, F.R.S. 



(Published by permission of the Trustees of the British Museum.) 



Lygosoma spur relit. 



Section Emoa. Habit lacerfciforra ; the distance between 

 tlie end of the snout atid the fore limb is contained once and 

 two-fifths in the distance between axilla and g-roin. Snout 

 short, obtuse. Lower eyelid with an undivided transparent 

 disk. Supranasals very small ; frontonasal broader than 

 long, forming a very broad suture with the rostral and 

 narrowly in contact with the frontal, which is as long as the 

 frontoparietals; frontoparietals and interparietal distinct, 

 latter smaller ; four supraoculars ; seven superciliaries ; sixth 

 upper labial largest and below the eye. Ear-opening mode- 

 rately large, vertically oval, without lobules anteriorly. 30 

 smooth scales round the middle of the body, ventrals largest. 

 Mai-ginal prfeanals not enlarged. The hind limb does not 

 reach the axilla. Digits rather short, feebly compressed ; 

 subdigital lamellae obtusely keeled, 13 under the fourth toe. 

 Tail once and a half the length of head and body, gradually 

 tapering from the base. Dark reddish brown above, nape, 

 back, and limbs with numerous small black and yellow spots ; 

 a blackish lateral streak from the nostril, through the eye, to 

 the base of the tail ; sides pale brown, without spots; lower 

 parts yellowish white. 



mm. 



From snout to vent 48 



,, ,, fore limb 17 



Head 10 



Width of head 8 



Fore limb 13 



Hind limb 18 



Foot 8 



Tail 74 



A single specimen from Obuasi, S. Ashantee. 

 Closely allied to L. hreviceps, Peters^, bat with fewer 

 scales round the body. 



Rana leonensis. 



Vomerine teeth in very short oblique series close to the 

 anterior corners of the clioanse. Head much longer than 

 ♦ Cf. Boulenger, Ann. Mus, Genova, (3) ii. 1906, p. 206. 



