218 
ftOCKY-MOUNTAlM FLYCATCHER. 
fore part and sides of neck light greyish-brown, shaded with pale brownish- 
red on the breast and abdomen ; lower wing-coverts reddish-white. 
Male, 7, wing 4 T V 
Arkansas. Columbia river. Fur Counti'ies. Never seen along the At- 
lantic. Abundant. Migratory. 
ROOKY-MOUNTAIN FLYCATCHER. 
Muscicapa nigricans, Swains. 
PLATE LX.— Male. 
The only specimen of this Flycatcher in my possession was given to me 
by my esteemed friend Thomas Nuttall, Esq., who procured it in North 
California, but was unable to give me any account of its habits. It has 
been briefly characterized by Mr. Swainson in his Synopsis of the Birds 
of Mexico. 
Tyrannula nigricans, Swains. Syn. of Mex. Birds, Phil. Mag. N. S., vol. i. p. 367. 
Rocky-Mountain Flycatcher, Muscicapa nigricans , Aud. Orn. Biog., vol. v. p. 302. 
Third quill longest, second and fourth a little shorter, first and sixth about 
equal ; tail very slightly emarginate ; head, hind neck, fore part of back, fore- 
neck, a portion of the head, and sides, dark sooty brown ; the rest of the 
upper parts greyish-brown ; secondary coverts tipped, and secondaries mar- 
gined with greyish-white, of which colour is the greater part of the outer 
web of the lateral tail-feathers ; middle of breast, abdomen, and lower tail- 
coverts white ; lower wing-coverts greyish-brown, edged with white. 
Male, 7, wing, 37|. 
Mexico and California. Rare. Migratory. 
Swamp Oak. 
Quercus aquatica, Water Oak, Mich. Arb. Forest., vol. ii. p. 90, PI. 17. — Monce- 
cia Polyandria, Linn. — Amentace^e, Juss. 
Leaves oblongo-cuneate, tapering at the base, rounded or apiculate, 
sometimes three-lobed. 
