69 



Ancistrodon Hypnale {Crotalinae). 



Head triangular and distinct from neck, snout 

 much turned up at end, and covered with small 

 scale-like shields on upper surface, one or two post- 

 oculars, one or two sub-oculars, 7 or 8 upper labials, 

 and a loreal pit. Scales slightly keeled in 17 or 19 

 rows, ventrals 140-155, anal entire, sub-caudals 

 31-45 pairs. 



Colour brown or ash, with large, black, alternat- 

 ing spots along each side of the vertebrae. Upper 

 lip with white line, belly a dust-like brown. Size 

 about 15 inches. 



This snake when disturbed will proceed along 

 the ground with short jumps. Its bite is seldom 

 fatal. 



Trimeresitrus Trigonocephahis (Crotalinae). 



Head pear-shaped, snout very short, upper 

 portion of head scale covered, internasals very 

 large, large supra-ocular divided in two, two or 

 three post-ocular and a sub-ocular, upper labials 

 9 or 10, and loreal pit touching second labial, 

 scales smooth or faintly keeled in 17-19 rows, 

 ventrals 147-152, anal entire, sub-caudals 57-67 

 pairs. Colour bright green, plain, or with black 

 markings, ventrals yellow, end of tail black. Grows 

 to 2 feet 4 inches. Tail prehensile. 



A nocturnal and gentle snake, is sometimes 

 found on the tea bushes in estates, and confines 

 itself strictly to certain localities. The bite is 

 seldom fatal. 



Colubridae. 



Sub-Family Colubrinae. Solid toothed. 

 Harmless. (Many of the uncommon varieties have 

 been omitted.) 



