Vervet Monkey Vervet Monkey, Chlorocebus pygerythrus. A wide ranging, old world monkey from Central and Southern Africa. [Show slideshow] Vervet Monkey, Chlorocebus pygerythrus. Subspecies Chlorocebus pygerythrus pygerythrus from Port Sant Johns on the Eastern Cape of South Africa. Vervet Monkey, Chlorocebus pygerythrus. Subspecies Chlorocebus pygerythrus pygerythrus from Port Sant Johns on the Eastern Cape of South Africa. Vervet Monkey, Chlorocebus pygerythrus. Subspecies Chlorocebus pygerythrus pygerythrus from Port Sant Johns on the Eastern Cape of South Africa. Vervet Monkey, Chlorocebus pygerythrus. Subspecies Chlorocebus pygerythrus pygerythrus from Port Sant Johns on the Eastern Cape of South Africa. Vervet Monkey, Chlorocebus pygerythrus. Subspecies Chlorocebus pygerythrus pygerythrus from Port Sant Johns on the Eastern Cape of South Africa. Vervet Monkey, Chlorocebus pygerythrus. Subspecies Chlorocebus pygerythrus pygerythrus from Port Sant Johns on the Eastern Cape of South Africa. Vervet Monkey, Chlorocebus pygerythrus. Subspecies Chlorocebus pygerythrus pygerythrus from Port Sant Johns on the Eastern Cape of South Africa.