a small guenon monkey (Cercopithecus pygerythrus) found in E and S Africa
Fr < ? vert, green + grivet, grivet
See vervet in American Heritage Dictionary 4
A small, long-tailed African monkey (Cercopithecus aethiops) having a black face with white cheek tufts and a yellowish-brown or greenish coat. Several subspecies of vervets have been recognized within a large range including most of sub-Saharan Africa. Also called green monkey, grivet.
Origin: : vert, green (from Old French verd; see verdant)