Monkey
in forging, a vertical hammer, consisting of a long bar of iron, running loosely through an eye, several feet above the anvil, and terminating at the foot of a mass of iron, called the ram. The shaft is raised by a chain and drum driven by the engine and has an automatic releasing apparatus, which is regulated to drop the monkey at the required height, say with a range of from of a pile or post driver, which is raised by a grapple and chain, and, being detached, is allowed to fall in its guides 5 feet. In pile-driving, the weight onto the head of the pile. In zoölogy (1) A popular name for any one of the quadrumanous mammals having a well developed tail, those wanting tails being qua called apes. (2) A quadrumanous mammal having a tail and callosities, but no cheek pouches. The Capuchin monkey is the genus Cebus; the Diana monkey, Cercopithecus diana; the howling monkey is the genus Mycetes; the proboscis monkey is Semnopithecus larvatus; the sacred monkey is the Semnopithecus en- MONMOUTH tellus; the silver-haired monkey, Lagothrix humboldtii; and the spider monkeys, the genus Ateles. (3) Plural: The mammalian order QUADRUMANA (q. v.).
The strepsirhine monkeys are the lemurs, the platyrhine monkeys are confined to America, and the catarhine monkeys are found only in the Old World.