200 
PERDICIN^. ORTYX. 
neck light ash-grey, beautifully marked with blacky each feather having 
a marginal band and central line of that colour ; lower half of neck 
anteriorly^ and a part of the breast,, greyish-blue^ the rest of the breast 
light yellowish, its central part chestnut, with semilunar black bands ; 
sides olive-brown, each feather with a central white streak ; the rest of 
the lower parts light yellowish-brown, faintly barred with .dusky, the 
lower tail-coverts with a central dark brown streak ; back and wings 
greyish-brown, tinged with olive, outer secondaries margined exter- 
nally, inner internally, with light red; tail bluish-grey, edged with 
olivaceous. Female with the tuft shorter, the colours duller ; the up- 
per part of the head dull brown, throat and cheeks brownish-white, 
streaked with dusky ; hind part and sides of neck greyish-brown, each 
feather with a medial and marginal band of black, as in the male, but 
fainter ; lower part of neck and part of breast brownish-grey ; the rest 
of the upper and lower parts as in the male. 
Makj 9i, wing 4:^2- Female, 9, wing 4^,2' 
Upper California. Abundant. Resident. 
Californian Partridge, Perdix californica, Aud. Orn. Biog. v. v. p. 152. 
293. 3. Ortyx plumifera, Gould. Plumed Partridge. 
Plate CCCCXXII. Fig. 1. Male. Fig. 2. Female. 
On the top of the head two linear-lanceolate decurved feathers, 
having their webs deflected ; upper part of head, hind neck, fore part 
of back, lower part of fore neck, and a part of the breast, greyish-blue; 
feathers along the base of the bill, and a band from the eye down the 
side of the neck, white ; elongated feathers on the head black ; throat 
deep chestnut, margined on each side with a black line ; back and 
rump reddish-brown ; quills and tail-feathers wood-brown, margined 
with reddish-brown ; inner secondaries broadly margined internally 
with white ; middle of breast chestnut, as are the upper hypochondrial 
feathers, which are margined on their inner web toward the end with a 
narrow black and a broad white band, the intervening space on the 
sides broadly banded with white, black, and chestnut. Female some- 
what less, similar to the male, but less brightly coloured. 
Male, 11, wing 5|. Female, 10, wing 5|. 
Columbia River, and Upper California. Rather rare. Migratory. 
Plumed Partridge, Perdix plumifera, Aud. Orn. Biog. v. v. p. 2S6. 
294. 4. Ortyx neoxenus, Vigors. Welcome Partridge. 
Plate CCCCXXIII. Fig. 3. Young. 
Crest short, straight, directed backwards, of about half a dozen 
elongated feathers ; upper parts olive-brown, a rufous streak behind 
the eye ; wing-coverts dark brown, with light margins ; quills dusky 
