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QUADRUMANA.—CEBIDZ.
bone[1] is very large, swelling into a capacious drum,
which communicates with the larynx, and imparts a tremendous power and volume to the
voice, which they exercise in frightful nocturnal
howlings. The head is of a pyramidal form; the
tail, long, slender, powerfully prehensile, covered
at the tip with a naked, delicate skin: the canines
are very large and strong: the facial angle is
low, about 30°; which assimilates them to the
Baboons of the Old World. They have generally
large beards.
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ARAGUATO.
Of the seven or eight species known, we select the Araguato (Mycetes ursinus, Grorr.) for illus-
- ↑ The bone at the root of the tongue.
