^65 



43- Lygosoma vittatum (Edeling). 



Apterygodon vittatum^ Edeling, Nederl. Tijdschr. Dierk. II, 1864, p. 201. 

 Lygosoma vittatum^ Boulenger, Cat. Liz. Ill 1887, p. 252 (s. syn.). 



Snout short, obtuse; lower eyelid scaly; ear-opening oval, 

 oblique, small. Nostril in the nasal; supranasals present; fronto- 

 nasal more broad than long, forming a suture with the rostral 

 and with the frontal; latter slightly longer than frontoparietal 

 and parietal together, in contact with the two anterior supra- 

 oculars; five supraoculars, second largest, last very small; eight 

 or nine supraciliaries, first largest; frontoparietals larger than 

 the interparietal, which separates the parietals; sometimes 

 distinct nuchals; four labials before the subocular. Body with 

 30 scales round the middle, dorsals and laterals with three or 

 five strong keels, nuchal scales strongly keeled; the distance 

 between the tip of the snout and the fore limb is contained 

 one time and one fourth to one time and two thirds in the 

 distance between axilla and groin; praeanals not enlarged. 

 Tail longer than head and body. Limbs strong, the hind limb 

 reaches the wrist or the elbow; digits moderate, flattened at 

 the base, the distal part compressed, fourth toe with 17 — 20 

 smooth lamellae below. 



Anterior part of body black; a light band from the rostral 

 to the occiput and two others on each side, one beginning 

 on the supraciliary border, the other below the eye; between 

 the light bands are some pale dots; limbs and posterior 

 part of body olive with small black and light spots. Lower 

 parts greenish-white. Length of head and body 96 mm.; tail 

 108^ mm. 



Habitat: Borneo (Matang, Sintang!, Sarawak, Kuching, 

 Baram river, Rejang river, Santubong, Buntok, Sandakan Bay!); 

 Ceram? '). 



Section Homolepida Gray (fig. 79). 



Lower eyelid scaly; tympanum distinct; no supranasals. 

 Praefrontals well developed; frontal not broader than the 

 supraocular region. Limbs short, pentadactyle, the hind limb 



l) See Boulenger, Cat. Liz. Ill 1887, p. 253. 



