Definition of Macacus:

part of speech: noun

Bonnet- apes, or ape- baboons- a genus of Old World monkeys.

Usage examples:

• 18 degrees or 19 degrees; but not in the South, where it is replaced by Macacus radiatus. Robert A. Sterndale in "Natural History of the Mammalia of India and Ceylon".

• I myself regard it as that of a Macacus embryo. A.C. Seward and Others in "Darwin and Modern Science".

• A Macacus still lingers in Europe, though the elephants and hippopotamuses have long deserted us. Philip Henry Gosse in "The Romance of Natural History, Second Series".

• Some naturalists of the day, however, place all under the generic name Macacus Robert A. Sterndale in "Natural History of the Mammalia of India and Ceylon".