352 ON THE CLASSIFICATION OF BIRDS. 
Crax, Linn. Bill various. fy 
Wings short. Taillength- BQ. 
ened. Feet rather large. EN 
The hind toe long, and 
placed on the same plane 
with the others. Claws 
curved. | 
Crax,Linn. (fig.304.) Bill 
moderate, compressed : 
the culmen curved from 
its origin; the _ base 
covered with a cere, in 
which are the naked nos- 
trils, having their aper- | 
ture long, curved, and linear. Head crested. 
C. globifera, Pl. Enl. 86. 
Ourax, Cuvier. Front 
plumed. Bill very short, 
as high asitislong, great- 
ly compressed, without 
a cere. The nostrils 
transverse, nearly hid by 
the frontal feathers. 
(fg. 305.) 
poeta O. erythrorynchus. Pl. Col. 153. 
Ortalida, Merrem. Bill short, high; the culmen much 
arched. Cheeks naked, warty. ‘The throat with a 
naked stripe on each side. 
O. garrulus. Pl. Enl. 146. 
Penelope, Linn. Bill small, slender, much longer than- 
high ; the base straight, but the culmen curved be- 
