640 MR. G. A. BOULENGER ON A NEW LIZARD. [DeC. 20, 



was stated to be 12 feet in length, of a jet-black, with a cream- 

 coloured throat and bars across its back. 



The Secretary remarked that the latter specimen would be particu- 

 larly acceptable to this Society, as their large specimen of Ophiophagits 

 bungarvs received on the 5th March, IS?.*), had died on the 25th of 

 October last, after living twelve years and seven months in the 

 Society's Gardens, during which period it had been fed nearly 

 entirely upon English snakes. 



A paper was read by Mr. Frank E. Beddard, F.Z.S., Prosector to 

 the Society, entitled " Observations on the Structure of Hooker's 

 Sea-Lion {Arctocephalus hooker i)." 



This paper will be published entire in the Society's ' Transactions.' 



The following papers were read : — 



1. Description of a new Genus of Lizards of the Family 

 Teud<E. By G. A. Boulenger, F.Z.S. 



[Eeceivecl November 24, 1887.] 

 Stenolepis. 



Tongue moderately elongate, arrow-headed. Head with large 

 shields ; frontonasal separating the nasals ; no prset'rontals ; fronto- 

 parietals present ; nostril pierced in the lower part of the nasal, 

 touching the first labial. Lower eyehd with an undivided, semi- 

 transparent disk. Ear exposed. Limbs well developed, pentadactyle. 

 Dorsal and lateral scales eqi\a], hexagonal-lanceolate, keeled, 

 imbricate, arranged in regular transverse series ; ventral plates 

 large, subquadranguLir, rounded and overlapping posteriorly, smooth, 

 arranged in regular longitudinal and transverse series. No collar- 

 fold. Tail cvliudrical. A preeanal pore on each side in the female. 



Nearly eqiially related to Arthrosaura, Blgr., and Heterodactjilus, 

 Sfiix. Agreeing with the former in the presence of frontoparietal 

 shields, the distinct ear, and the well-developed pentadactyle lim.bs ; 

 with the latter in the absence of piEetVontal shields, the position of 

 the nostril, the undivided palpebral disk, and the absence of a collar- 

 fold ; with both in the scaling of the body. 



Stenolepis ridleyi. 



Habit lacertiform. Snout short, obtuse. Two large supraoculars, 

 with a small one in front ; frontal pentagonal, a little longer than 

 broad ; frontoparietals small ; a pair of large parietals, separated by 

 an equally long, but narrow interparietal; a square occipital ; aloreal 

 and a freno-orbital ; a row of -very small suborbitals ; a large sub- 

 circular temporal, with two smaller ones above it ; six upper and five 

 lower labials ; five cbin-shieltls, an anterior azygous and two pairs 

 forming a suture, very large ; large transverse, rounded gulars, in two 



