546 ZOOLOGY. 
sand, or forcing the vermian food out of their holes by 
stamping on the ground. 
Connecting in some degree 
the waders and gallinaceous 
fowl are the bustards of the 
Old World, certain strange 
exotic birds, especially the 
horned screamers represented. 
by a very rare bird, the Pala- 
medea cornuta Linn., which 
has sharp horns on the wings. 
The form of the gallina- 
ceous birds, formerly called 
Rasores, from their peculiar 
habit of scratching the ground 
for food, is readily recalled 
by a simple enumeration of 
the partridge, Oreortyx (0. 
pictus, Fig. 471), quail (Ortyz), ptarmigan (Lagopus, Fig. 
472), pinnated grouse or prairie hen (Cupidenia cupido), 
sage-cock, Canada grouse 
or spruce partridge (Ze- 
frao), and wild turkey 
(Meleagris), as well as the 
exotic forms, the pheasant 
of the Old World, the use- 
ful hen or barn-yard fowl, 
which is a descendant of 
Gallus Bankiva ' Tem- 
ainck, of India. These are 
alliedto the argus-pheasant 
and the peacock, the latter 
rivalling the humming- 
birds in its gorgeous plum- 
age. The guinea-hen is 
an African bird. To this 
Fig. 470.—Stilt.—From Tenney’s Zoology. 
Fig. 471.—Plumed Partridge.—From Ten- 
group belongs the curious ney’s Zoology. 
mound-bird (Megapodius), 
of Australia and New Guinea. It heaps up a large mass of 
