116 
NATURAL HISTORY, &C. 
Struthious family shew the very extreme form in the 
wings and feet, running with prodigious swiftness, 
and using their short wings only as an assisting power 
in carrying them forward. None of them perch, and 
they all feed and breed upon the ground. 
We devote the present little volume to the illus- 
tration of the first or typical group, the Pavonidce , 
and shall describe in detail the various members of 
it, before noticing its peculiar characters, and the ar- 
rangement of the genera.* The first we have to 
notice is 
* The arrangement in the descriptive part of the volume 
is not quite regular ; most of the plates were long ago num- 
bered and printed, and it was found impossible to change 
them. This will be corrected, however, in the synopsis, 
and in the short summary which we propose to give in the 
conclusion. 
