LTGOSOMA. 211 



frontonasal. Colour above olive-brown, with aii iridescent blue 

 tinge, purer brownish on the tail, pale brownish olive at the sides of 

 the body ; each scale, above and at the side, is indistinctly mottled 

 with dark, and there are generally a few white spots on the sides of 

 the neck and about the shoulder ; a narrow white, slightly black- 

 margined band rises from behind the orbit and continues on each 

 side of the back; it becomes indistinct in the middle of the body, 

 but is again slightly more conspicuous above the hip, gradually 

 disappearing on the tail, which is indistinctly speckled with dark 

 brown at the sides. 



From snout to vent 2 inches. 



Hab. Pegu. 



243. Lygosoma anguinum. 



Riopa auguiua, part., Theobald, Journ. Linn. Soc. x, 1868, p. 27. 

 Riopa anguina, Stoliczka, J. A. S. B. xli, 1872, p. 130, pi. v, fig. 4 ; 



Theob. Cat. p. 64. 

 Lygosoina anguinum, Bouleny. Cat. Liz. iii, p. 313. 



Body much elongate, limbs very weak ; distance between end of 

 snout and fore limb contained 2| to 3 times in the distance 

 between axilla and groin. Snout short, obtuse. Lower eyelid with 

 an undivided transparent disk. Supranasals distinct, in contact 

 behind the rostral; froiitonasal about twice as broad as long, 

 forming a suture with the frontal ; prasfrontals small and widely 

 separated ; frontal a little shorter than frontoparietals and inter- 

 parietal together, in contact with the first and second supraoculars ; 

 4 supraoculars ; 7 supraciliaries, first and last largest ; fronto- 

 parietals distinct, a little larger than interparietal ; parietals forming 

 a suture behind the interparietal ; a pair of nuchals and a pair of 

 temporals border the parietals ; fifth upper labial below the centre 

 of the eye. Ear-opening small, roundish. 22 scales round the 

 middle of the body, all smooth, subequal. Marginal prseanals 

 scarcely enlarged. The fore limb, when stretched forwards, does 

 not reach the ear ; the length of the hind limb is contained 4 to 5 

 times in the distance between axilla and groin. Digits very short ; 

 third and fourth toes equal. Uniform olive-brown or rufous above, 

 lighter beneath. 



From snout to vent 2-2 inches. 



Hal). Pegu. 



244. Lygosoma calamus. 

 Lygosoma calamus, Bouleny. Cat. Liz. iii, p. 314, pi. xxv, fig. 1. 



Body much elongate, limbs short ; distance between end of snout 

 and fore limb contained 3 times in distance between axilla and 

 groin. Snout short, obtuse. Lower eyelid with an undivided 

 transparent disk. Supranasals distinct, in contact behind the 

 rostral ; frontonasal about twice as broad as long, forming a narrow 

 suture with the frontal ; the latter small, hardly as long as the 



p2 



