214 ORDER PASSERES. 
Rance.— North and South America. Breeds from Manitoba, 
Ontario, southern Quebec, and Prince Edward Island to southern 
Texas and central Florida, west to eastern Nebraska; winters from 
Nicaragua to Colombia and Peru; casual in Colorado; accidental in 
migration in Cuba. 
Myiochanes richardsoni (SWAINSON). 
Rance.— Western North America, south in winter to Central 
America and western South America. 
a. Myiochanes richardsoni richardsoni (SwAINson). Western Wood Pewee. 
[462.] 
Tyrannula richardsonii Swatnson, Fauna Bor.-Am., II, 1831 (1832), 146, 
pl. 46, lower fig. (Cumberland House, Saskatchewan.) 
Rance.— Western North America and South America. Breeds from 
central Alaska (casual at Point Barrow), southern Mackenzie, central Sas- 
katchewan, and southern Manitoba south to northern Lower California, Sonora, 
Chihuahua, Coahuila, Nuevo Leon, and Tamaulipas; migrates through Mexico 
and Central America; winters in Keuador, Peru, and Bolivia. 
b. Myiochanes richardsoni peninsula (BrewsTER). Large-billed Wood 
Pewee. [462a.] 
Contopus richardsoniit peninsule Brewster, Auk, VIII, April, 1891, 144. 
(Separates publ. Feb. 17.) (Sierra de la Laguna, Lower California.) 
RancGeE.— Breeds in Cape Region of Lower California; winters on mainland 
of western Mexico south to Oaxaca. 
GENUS EMPIDONAX CaBAnis. 
Empidonax CaBantis, Journ. fiir Orn., 1855, 480. Type by monotypy, 
Tyrannula pusilla SwAINSON. 
Empidenax fiavivéntris (W. M. & S. F. Batrp). Yellow-bellied 
Flycatcher. [463.] 
Tyrannula flaviventris W. M. & S. F. Bairp, Proce. Acad. Nat. Sci. Phila., 
I, 1843, 283. (Carlisle, Pennsylvania.) 
Rance.— Breeds in Canadian Zone from northern Alberta, north- 
ern Manitoba, northern Quebec, and Newfoundland south to North 
