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edged bands. The first crosses the snout to the lip and passing 

 below the eye unites with the second band. The third occupies 

 the neck and occiput, its light portion being heart-shaped. Back 

 with a double series of brownish grey black edged lozenges, con- 

 fluent at their internal angles, and a lateral row of smaller spots. 

 Belly white. 



Inhabits North Kanara. 



S. cruentatus, Theobald. Lin. Soc, Jour., Vol. X. 



Loreal small. Nasals large. One prse and two postoculars. 



7 upper labials, the fourth and fifth entering the orbit. Tongue 

 red. Colour above uniform umber brown, the colour extending 

 over the ends of the ventrals. Beneath yellowish white with 

 numerous square black blotches. Tail beneath bright coral red, 

 black mottled. Head symmetrically marked. Some specimen 

 have a narrow dark line on each side of the spine and another 

 lower on the sides. The anal is sometimes bright red, followed 

 by a black bar. 



Grows to 15-25 inches. (Tail 2-25.) 

 Inhabits Pegu. 



Closely allied to the Siamese twniatus, but differs in its single 

 prreocular, bifid anal, and colouring. 



S. semifasciatus, Anderson. J. A. S., B., 1871, p. 16. 

 Loreal longer than high. Two prse and two postoculars. 



8 upper labials, the fourth and fifth entering the orbit. Upper 

 postocular wedged between the superciliary and the occipital 

 Anal (?). Colour uniform brown above with 50 obscure, irregu- 

 lar, narrow, transverse black bands, formed by the black margins 

 of the scales, not continued on to the second row. Below dull 

 yellowish with numerous quadrangular black spots, obscure 

 anteriorly. All the scales minutely brown dotted. 



Grows to 85 inches. (Tail 2-3.) 



Inhabits the Naga hills. 



