( 137 ) 



posfcocular. One elongated, temporal between the fourth labial and 

 occipitals. Eye rather large, pupil elliptic, erect, no median 

 groove along, the chin. Scales in 17 rows. Abdominals 144. 

 Sub-caudals 7 pairs. Colour of back and sides dull black, belly 

 red, here and there interrupted by black markings. 

 AnamaUay forests, 4,000 feet elevation." 



P. triliniatus. Bed. Mad. Month. J., Med. Scien., 1867, p. 14, 

 (Platyplectrurus, Giinther). 



" Snout rounded, not conical, cleft of mouth deep, eye large 

 pupil round, rostral slightly produced back, nasal forming a 

 suture behind the rostral Supra-orbital shield present and a 

 postocular shield distinct from the eye. One large temporal 

 shield " (the figure shows 2) " no median groove along the chin. 

 Scales in 15 rows ; posterior portion of the tail much compressed, 

 some of the last scales very inconspicuously 2-3 keeled. Termi- 

 nal scale broad and ending in a small point, minutely tubercled 

 above, and with a deep groove below. Body and belly of a 

 bright brick red colour with one dorsal and two lateral black 

 punctated, lines which extend from the neck to the end of the 

 tail, the black dots each covering a scale. The lines are some- 

 times here and there interrupted by 1 to 3 consecutive scales 

 being red, Ventrals 165. Anal bifid. Sub-caudals 18 pairs. 

 Total length 15 inches. Circumference f of an inch. The teeth 

 are very conspicuous, and gradually longer behind. There are 

 about 8 in the upper jaw and 5 in the lower. 



Anamallay forests elevation 4,000 feet." 



P. Kanaricus, Bed. Mad. Monthly J., Med. Scien., 1870. 

 " Scales in 15 rows. Anal large bifid. Sub-caudals about 154, 

 Snout obtuse, rostral triangular behind, produced back between 

 the nasals ; nasals forming a suture behind the rostral, vertical 

 four sided, very pointed behind. Eye rather lajge, in front of a 

 large ocular shield. Pupil round. Caudal disk laterally com- 

 pressed (as in Plectrurus) each scale with 3'5 in conspicuous keels 

 and ending in two sharp spines one above the other. Very vari- 

 able in its markings but generally of a brownish colour, with 



s 



