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postfrontals sub-eq>ial. Nostril pierced posteriorly in a laro-e 

 shield. 6 or 7 upper labials, the anterior ones very high and 

 narrow. Eye bordered below by 5, 6, or 7 small shields, Avhich 

 exclude the labials. Loreal small. Three pairs of large trans- 

 verse gulars, the first forming a suture with the four first labials. 

 Anal entire. Colour uniform ochraceous, with obsolete traces of 

 vertical bands down the body. Two converging dark lines on 

 the nape and traces of a white collar in one specimen. 



In the young (P. macularius) the head shields display some 

 irregularity. Prfefrontals very small. In some the postfrontals 

 enter the orbit. Superciliaries large, enter a notch between the 

 vertical and occipitals. Occipitals very large. 



Colour rich reddish brown, with reticulate bars formed by 

 some parti-coloured scales, white in front, deep claret red behind, 

 giving the snake a half banded, half-spotted appearance. A 

 conspicuous white collar on the nape mottled with claret red. 

 Belly brown, spotted and mottled. 



Grows to 24 inches. ( Tail 4'5.) 

 Inhabits Tenasserim. 



P. modeslus, Theob. (Journ. Lin. Soc, Vol. X). 



Scales smooth in 15 rows. Vertebrals not enlarged, but the 

 four vertebral rows faintly keeled. Prsefrontals small. Post- 

 frontals large, bent over and entering the orbit. Superciliaries 

 small. Loreal moderate. Prseoculars two, very small. Postocular 

 one, very small, with a band-like subocular excluding the labials 

 from the orbit. 7 upper labials, the fourth and fifth high, under 

 the orbit, sixth low, seventh very long, with two elongate 

 temporals over it. Three pairs of large transverse gulars. 

 Colour above uniform brown. Below pale yellowish. 



The type was from Rangun. (Pegu.) 



Stoliczkia, Jerdon. 



Head blunt, very distinct from the thin neck. Body long, 

 compressed. Scales in 31 rows. Anal and subcaudals entire. 



