LYGOSOMA. 91 



92, Lygosoma malayanum. 



Dovia, Ann. Mus. Civ. Geneva (2) vi, p. 651 (1888) ; M. Weber, 

 Zool. Ergebn. ii, p. 170 (1890). 



Distance between end of snout and fore limb If times in 

 distance between axilla and groin. Limbs well developed but 

 sliort, pentadactyle, not meeting wben pressed against tlie body. 

 Snout obtuse ; lower eyelid scaly ; no supranasal ; rostral forming 

 a straight suture witli the frontonasal ; praefronbals forming a 

 median suture or narrowly st^parated ; frontal shorter than fronto- 

 ])arietals and interparietal together ; four supraoculars ; parietals 

 forming a suture behind the interparietal ; no nuchals ; fifth labial 

 below centre of eye. Ear-opening oval, a little smaller than the 

 eye-opening ; no auricular lobules. 32 smooth scales round the 

 body. A pair of enlarged praeanals. Toes short, fourtii con- 

 siderably longer than third ; subdigital lamellae smooth, 13 to 15 

 under the fourth toe. Dark brown above, spotted or reticulated 

 with yellowish or pale brown spotted with blackish ; a dark 

 lateral band, edged with yellowish above ; lower parts yellowish. 



From snout to vent 65 millim. ; tail 85. 



Sumatra. A specimen from Selangor is preserved in the Kuala 

 Lumpur Museum, and two have recentlv been obtained on Gunong 

 Grab, Upper Perak, 6900 feet, by Mr. J. N. Sheffield. 



93. Lygosoma butleri, sp. n. 



Distance between end of snout and fore limb If to If times in 

 distance between axilla and groin. Limbs short, pentadactyle, 

 not meeting when pressed against the body. Snout obtuse ; 

 lower eyelid scaly ; no supranasal ; rostral forming a straight 

 suture with frontonasal ; prefrontals forming a median suture ; 

 frontal shorter than frontoparietals and interparietal together ; 

 four supraoculars ; parietals forn)ing a suture behind inter- 

 parietal ; no nuchals ; fourth and fifth labials below eye. Ear- 

 opening nearly as large as eye-opening ; no auricular lobules. 

 30 or 32 smooth scales round the body. A pair of enlarged 

 praeanals. Toes short, third and fourth equal or fourth slightl} 

 longer ; subdigital lamellae smooth, 12 or 13 under the fourth 

 toe. Dark brown above, spotted with yellowish ; a dark lateral 

 band, edged with yellowish, most distinct on the head and neck ; 

 lower parts yellowish. 



From snout to vent 43 uiillim. 



Described from five specimens, obtained by Mr. A. L. Butler in 

 the Larut Hills, Perak, between 4000 and 4500 ft. altitude. 



94. Lygosoma olivaceum. 



Dasia olivacca, Gray, Ann. & Mag. Nat. Hist, ii, p. 331 (1838). 

 Eu/irepes ernestii, Dum. & liibr. J^^rp. Gen, v, p. 696 (1839) ; Cantor, 

 Journ. Asiat. Soc. Bengal, xvi, p. 653 (1847). 



