i S7 
Speech of the Orang Outang. 
EXPLANATION OF THE FIGURES. 
Fig i. reprefents the pharynx of the Orang Outang, 
from which the organs of voice, fig. 2. and 5. are de- 
lineated. 
a, d, B, c, the tongue from behind. 
D, b, c, m, the palatum moile , on the back part of which 
the uvula b, l is feen. 
b, e, g, h, f, the pharynx y divided lengthways in the 
middle from e to g. 
k, m, j, the paffage from the mouth into the cefopha- 
gus s, k, G y H. Within this is feen the epiglottis and the 
glottis fhut by the arytenoid cartilages. 
Fig. 2. is the fame organ of voice from the fore-part. 
N, o, p, the as hy aides; n and o the little graniform 
bones ; p, the left cornu. 
Oj t, u, the thyroid cartilage ; v the afpera arteria, 
R, s, the left ventricle intire. 
w the right, cut open to fee the orifice of the dudt t 
from the bag. 
Fig* 3. The back part of the tongue and the glottis of 
a monkey. 
