A figure, somewhat hatched-shaped, bounded by a
semicircle and two inverted quadrants, and equal in area to the square
ABCD inclosed by the chords of the four quadrants.
A beautiful Abyssinian monkey (Colobus guereza), having the body black, with a fringe of long, silky, white hair along the sides, and a tuft of the same at the end of the tail. The frontal band, cheeks, and chin are wh...