144 ProfeJJor camper on the Organs of 
as he had taken great pains to purfue the anatomical 
doctrine of galen, as appears in the XLift plate, where 
he has given feveral figures of this organ. I was no 
lefs furprized that albinus and martins did not find 
this bag; and I wondered likewife very much, how Mr. 
d’aubenton, who has had the greateft opportunity of 
any anatomift, could pais over fo linking a conftrudtion 
of this organ. I do not mention riolanus, fallopius, 
gorter, Sylvius, BLASius, and fome others, becaufe 
they had fixed their attention upon quite different parts. 
§. 2. As galen not only differed the Cehi, or the Cy- 
nocephalus, who are all of the tailed or caudati kind, 
but the Pithecos or ape without a tail ; and as the cele- 
brated Dr. tyson had found the organ of voice fo fi- 
milar to that of men in his Pigmy , I endeavoured to get 
one from the Eaft Indies. For this purpofe 1 offered a 
good fum of money to my correfpondents to have a well- 
preferved Orang Outang, becaufe none were to be met 
with in any collection of Natural Hiflory in Holland. 
I foon got a female one in the year 1770, by the 
kindnefs and generality of Dr. hoffman, phyfician at 
Batavia, formerly my pupil; and the year 1771 another, 
by favour of Mr. hope, Director of the Eaft India Com- 
pany of Amfterdam, and Reprefentative of his Moft Serene 
Highnefs the Prince of Orange in the fame Company, 
7 who 
