49.a Ground color usually gray or tan with a broad whitish 
dorsolateral line from midbody to tail on scale rows 
4, 5 and 6, or 5 and 6;body with small squarish 
blotches slightly to moderately darker than ground 
color; venter checkered with black and some shade of 
pink or red maxillary teeth 19-25 (mode 21-22); 
diameter of eye 56-78% (x= 66%) of snout length 
b Ground color usually brown to almost black, one 
subspecies with an ill-defined, posterior 
dorsolateral whitish stripe on scale rows 5 and 6. 
Head usually uniform brown or black; if brown, 
cephalic scales edged with black; dorsal color 
pattern highly variable, from salt and pepper 
pattern to blotches, bands, reticulations or 
combinations of the above and in many colors; 
venter from immaculate white to almost black. 
Maxillary teeth 13-21 (mode 17-18); diameter of eye 
41-66% (x= 54%) per cent of snout length ....... poecilogyrus 
