It is probable that the Liberian chimpanzee may offer one or more distinct varieties; there is an interesting local development of the Diana monkey, sometimes called the bay-thighed monkey (Cercopithecus diana ignita) on account of its brilliant orange-red thighs.
GREEN MONKEY, a west African representative of the typical group of the guenon monkeys technically known as Cercopithecus callitrichus, taking its name from the olive-greenish hue of the fur of the back, which forms a marked contrast to the white whiskers and belly.
GRIVET, a monkey, Cercopithecus sabaeus, of the guenon group, nearly allied to the green monkey.
GUENON (from the French, = one who grimaces, hence an ape), the name applied by naturalists to the monkeys of the African genus Cercopithecus, the Ethiopian representative of the Asiatic macaques, from which they differ by the absence of a posterior heel to the last molar in the lower jaw.
Scientifically it is known as Cercopithecus (Erythrocebus) pates, and typifies a section of its genus of which the other representative is the East African nisnas (C. [E.] pyrrhonotus).
DIANA MONKEY, a West African representative of the guenon monkeys taking its name, Cercopithecus diana, from the presence of a white crescent on the forehead; another characteristic feature being the pointed white beard.
PLUTO MONKEY, a guenon, Cercopithecus (Mona) leucampyx, nearly allied to the MONA, which takes its name from the black fur of the under-parts, passing into blackish grey on the head and back.
VERVET, a Central and South African monkey, known as Cercopithecus pygerythrus.
Among these are two monkeys of the genera Macacus and Cercopithecus, a stag (Cervus hippelaphus), a small hare, a shrewmouse, and the ubiquitous rat.
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