150 
CORVINE. CORVUS. 
GENUS L CORVUS, Linn. CROW. 
Bill rather long, stout, considerably compressed ; upper 
mandible with the dorsal line declinate and arched, the 
sides somewhat convex, the edges nearly straight, and over- 
lapping, the notches faint, the tipjdeclinate, rather sharp ; 
lower mandible with the angle rather long, and of moderate 
width, the dorsal line ascending, and slightly convex, the 
edges direct, the tip narrow. Nostrils basal, lateral, round, 
covered by narrow stiff feathers directed forwards. Head 
large, ovate ; neck rather short ; body robust. Legs of mo- 
derate length, strong ; tarsus stout, compressed, with eight 
scutella ; toes of moderate length, stout, first and second 
nearly equal, fourth longer, and slightly adherent at the 
base. Claws strong, arched, compressed, acute. Plumage 
compact, glossed. Wings long, with the first quill short, 
the fourth longest. Tail of moderate length, rounded. 
Roof of upper mandible concave, with five ridges ; tongue 
emargined and papillate at the base, horny toward the end, 
thin-edged, with the point slit. 
224. 1. Corvus Corax, Linn. Raven. 
Plate CL Male. 
Feathers of the fore neck lanceolate and elongated; tail much 
rounded ; plumage deep black, glossed with blue and purplish-blue, 
the lower parts with green. Young with the feathers of the throat 
oblong, the upper parts less glossy, the lower dull greyish-black. 
Male, 26, 50. 
From the Highlands of South Carolina, northward to the Polar Seas. 
Missouri, Kentucky, Ohio, Canada. Rocky Mountains and Columbia 
River. Rather common in some parts. 
Raven, Corvus Corax, Wils. Amer. Orn. v. ix. p. 136. 
Corvus Corax, Bo nap. Syn. p. 56. 
Corvus Corax, Raven, Swains. & Rich. F. Bor. Amer. v. ii. p. 290. 
Raven, Corvus Corax, Ndtt. Man. v. i. p. 202. 
Raven, Corvus Corax, Aud. Orn. Biog. v. ii. p. 1 ; v. v. p. 476. 
225. 2. Corvus Americanus, Aud. American Crow. 
Plate CL VI. Male. 
