NEW LIZARDS AND A NEW SNAKE FROM SIAM. 45 



Lygosoma herberti. sp. nov. 



Section Riopa. Distance between tlie end of tlie snout and 

 fore-limb 1-j times in distance between tlie axil and groin, liimbs well 

 develo|)ed, pentadactyle, not meeting wiien pressetl against the body. 

 Snout obtuse ; lower eyelid scaly ; supranasals present, in contact be- 

 lund the rostral ; frontonasal in broad suture with the frontal, tlie latter 

 as long as the frontoparietals and interparietal together ; praefrontals 

 small and widely' separate ; parietals in suture beiiind the interpariet- 

 al ; no nuchals. Four large supraoculars. Fifth supralabial subocnlar 

 and very long, nearly as long as the three preceding it together. Ear 

 opening small, round. 28 scales round the middle of the body, sub- 

 equal, dorsals witli 5 strong keels, laterals less strongl}- keeled. 

 I'rasanals barely enlarged. Digits moderate, compressed ; fourth toe 

 a little longer than third, with 14 obtusely keeled subdigital 

 lamellce. 



Colour. Bronze-brown above, light brown below. A faint 

 dark dorso-lateral band, passing through the eye and best marked over 

 the shoulder. Sides of neck, bo<ly and tail with indistinct jxile spots, 

 each spot being confined to a scale 



. Length. Snout to vent, ot mm., tail (34. 



Described from a single specimen obtained at the foot of the 

 Nakon Sritamarat mountains ( Kliao Wang Hip ), Peninsular 

 Siam. 



This species is nearest to Lij<josoma hoicringii, from which it 

 differs in the carination of the scales as well as in colour. 



I have named this species after Mr. E. G. Herbert, to whose 

 collaboration and help in collecting during the past two j-ears, I 

 owe much. 



Lygosoma rupicola, sp. nov. 



Section hiolejiisnia. Distance between the end of snout and fore- 

 limb ]i times in distance between axil and groin. Limbs well deve- 

 loped, pentadactyle: the hind limb reaches the elbow. Snout obtusely 

 pointed. Lower eyelid with an undivided transparent disc. No 

 supranasal?. Rostral convex, forming an almost straight suture with 

 the frontonasal; praefiontals forming a median suture; frontal very 



VOL. II. JUNE I'.ilK. 



