THE PACA. 
CCELOGENUS SUBNIGER. F. CuV. 
The Paca, which the smiilarity of name must not lead 
the reader to confound with the variety or species of 
Llama called Paco, is one of the few Rodent animals 
that attain any considerable size, and are habitually 
made use of by man as articles of food. It has been 
frequently noticed by travellers in South America, who 
have sometimes compared it to a hare, and sometimes 
to a sucking-pig, animals which it must be confessed 
bear little resemblance to each other, and as little to 
that of which they have been made to serve as familiar 
illustrations. As a Rodent, however, the latter was 
usually arranged by the naturalists of the last two 
centuries either with the Rats or with the Hares, the 
two genera which served as the common receptacles of 
all the imperfectly known species of the Order. Even up 
