SNAKES. 
1 90 
The head is markedly distinct from the neck; the nostrils are directed upwards 
and placed between three pairs of nasal shields, of which the hindmost are those 
which meet in the middle line; the small eye has the pupil vertical; the body 
THE HOME OP THE ANACONDA. 
is cylindrical; and the tail is short and slightly prehensile, with a single row of 
shields inferiorly. In colour the anaconda is greyish brown or olive above, with 
either one or two series of large blackish transverse spots, and a single or double 
