168 
TROCHILIN^. 
Upper parts of head and hind neck deep black ; back light greyish- 
blue ; quills brownish-black, edged with light greyish-blue ; middle 
tail-feathers of the same colour, the rest black, the outer two with a 
white band near the end ; lower parts yellowish-red. Female with 
the head paler. 
MaUi 4|, 8. 
From Maryland to Nova Scotia. Common. One seen in Labrador. 
Columbia River. Resident. 
Red-bellied Nuthatch, Sitta canadensis, WiLS. Amer. Orn. v. i. p. 40. 
Sitta canadensis, Bonap. Syn. p. 96. 
Red-bellied Nuthatch, Nutt. Man. v. i. p. 583. 
Red-bellied Nuthatch, Sitta canadensis, Aud. Orn. Biog. v. ii. p. 24 ; v. v. p. 474. 
249. 3. Sitta pusilla, Lath. Brown-headed Nuthatch. 
Plate CXXV. Male and Female. 
Upper part of head and hind neck light reddish-brown, the latter 
with a white spot ; back light greyish-blue ; quills brownish-black, 
edged with light greyish-blue ; middle tail-feathers of the same colours, 
the rest black, the outer three with a broad band of white near the 
end ; lower parts yellowish- white, the sides greyish-blue. 
Male, 4, 8. 
From Texas to Maryland. In the interior to Mississippi. Extremely 
abundant. Louisiana, Georgia, Alabama, Florida, and the Carolinas. 
Resident. 
Brown-headed Nuthatch, Sitta pusilla, WiLS. Amer. Orn. v. ii. p. 105. 
Sitta pusilla, Bonap. Syn. p. 97. 
Brown-headed Nuthatch, Nutt. Man. v. i. p. 584. 
Brown-headed Nuthatch, Sitta pusilla, Aun. Orn. Biog. v. ii. p. 151.^ 
250. Sitta pygmsea, Vigors. Californian Nuthatch. 
Plate CCCCXV. Figs. 3, 4. Adult. 
Upper part of head and hind neck dull greyish-brown ; back dull 
leaden-grey ; quills and tail-feathers dusky, margined with light grey, 
the lateral two feathers on each side with a white band toward the 
base ; lower parts brownish-white. 
Adult, 3y§, wing, 
California. 
Californian Nuthatch, Sitta pygmsea, Aun. Orn. Biog. v. v. p. 163. 
FAMILY XXIV. TROCHILIN^. HUMMING-BIRDS. 
Bill long, very slender, straight or arched, somewhat de- 
pressed at the base, subcylindrical, flexible, acute. Head 
