220 ALLEN’S NATURALIST’S LIBRARY. 
Distribution. 










Paraguay. 
Habits.—This rare Capuchin lives, as Azara rela 
forests of Paraguay, and is met with both in single c 
in small troops. They are very lively little animal 
motion, swinging themselves from tree to tree by 
their tails, the mothers of the company generally 
their single young one on their back. When once ta 
become very affectionate ; when angry they can giv 
excruciating screams. Their ordinary voice resemble 
someone laughing with all their might, and crying 
hu! 
Only once has a specimen of this Capuchin been a 
of the Zoological Gardens in London. 
XVII SCHLEGEL’S CAPUCHIN. CEBUS FALLAX 
Cebus fallax, Schl., Mus. Pays Bas, vii., p. 210 (1876). 
Characters.—In colour closely resembling C. /atuellus, but 
the hair is longer all over, silky, and of a dusky hue, especially 
on the hinder part of the body. The lumbar vertebra are four 
in number, and there are also fourteen pairs of ribs. 
Distribution. Unknown. 
THE WOOLLY MONKEYS. GENUS LAGOTHRIX. 
Lagothrix, Geoffr., Ann. Mus., xix., p. 106 (1812). 
The animals grouped under the genus Lagothrix are readily 
distinguished by having a heavy body, and a rounded head, 
with the muzzle much flattened, and the nostrils nearly circular, 
but not approximated. More conspicuous than any other ex- 
ternal character is the woolliness of their under-fur. 
The name Lagothrix was given by Humboldt to the first 
specimen he found, because of the similarity of its fur to that 
