THE MONA MONKEY. 
Cercopithecus Mona. Geoff. 
The name of Mona appears to be of Arabian origin, 
and is indiscriminately applied, under various modifi- 
cations, by the Moors of Northern Africa, to all the 
long-tailed Monkeys without exception. From the 
language of the Moors it has passed into those of 
Spain and Portugal, in both of which it has precisely 
the same signification. We cannot, however, agree 
with Pennant and Bufibn, who consider it, in its Egyp- 
tian form of Monichi, to have been the origin of the 
English word Monkey, which appears to us to admit 
of a much more obvious, though not very flattering, 
derivation, from the parent-stock of our native tongue. 
We have also considerable doubts of the accuracy of 
the latter author in referring the Cebus of the ancients 
to that particular species, to which, principally on ac- 
count of its being a native of the north of Africa, he 
