TURDIDH3 — THE THRUSHES. 
"i 
a. No conspicuous light orbital ring. 
2. If. fuscescens. Yellowish-rufous or olive-fulvous above; a strong 
wash of pale fulvous across the throat and jugulum, where are very- 
indistinct cuneate spots of same shade as the back. Wing, 4.10 ; tail, 
3.00 
culmen, .70; tarsus, 1.15. Hab. Eastern Province 
of North 
West to Great Salt 
Cuba. ( Wilson's 
America. North to Nova Scotia and Fort Garry. 
Lake. South (in winter) to Panama and Brazil. 
Thrush .) 
3. aliciae. Grayish clove-brown above ; breast almost white, with 
broad, blackish spots ; whole side of head uniform grayish. Wing, 
4.20; tail, 3.20; culmen, .77; tarsus, 1.15. Hab. Eastern Province 
of North America, west to Missouri River, south to Costa Rica'. Cuba. 
In summer from Labrador around Arctic coast to Kodiak. (^Gray- 
cheeked Thrush .) 
b. A conspicuous orbital ring of buff. 
4. RS t ia! atii^ 
Greenish-olive above, breast and sides of head strongly tinged with 
buff. Spots on breast broad, distinct, nearly black. Length, 
7.00; wing, 3.90; tail, 2.90; culmen, .65; tarsus, 1.10. Hab. 
Eastern and Middle Provinces of North America. North to 
Slave Lake, south to Ecuador, west to East Humboldt Moun- 
tains. ( Olive-backed Thrush .) var. sw ainsoni. 
■I Brownish-olive above, somewhat more rufescent on wing; breast 
and head strongly washed with dilute rufous. Spots on breast 
narrow, scarcely darker than back. Wing, 3.85; tail, 3.00; cul- 
men, .70; tarsus, 1.10. Hab. Pacific Province of United States. 
Guatemala. ( Oregon Thrush ) var. ustulatus. 
C. Above olivaceous, becoming abruptly more reddish on upper tail-coverts 
and tail. Spots as in swainsoni , but larger and less transverse, — more sharply 
defined. An orbital ring of pale buff. Nest on ground; eggs blue, probably 
always unspotted. 
(4^ 5. f. pakLasi. UwcdcL&cxfL . 
Olivaceous of upper parts like ustulatus. Reddish of upper tail- 
coverts invading lower part of rump ; no marked difference in 
tint between the tail and its upper’ coverts. Flanks and tibiae 
yellowish olive-brown ; a faint tinge of buff across the breast. 
Eggs plain. Wing, 3.80 ; tail, 3.00 ; culmen, .70 ; tarsus, 1.20. 
Hab. Eastern Province of United States (only?). ( Hermit 
Thrush .) var. pall a si. 
Olivaceous of upper parts like swainsoni. Reddish of tail not in- 
vading the rump, and the tail decidedly more castaneous than the 
upper coverts. Beneath almost pure white ; scarcely any buff 
tinge on breast ; flanks and tibiae grayish or plumbeous olive. 
Size smaller than swainsoni; bill depressed. Wing, 3.50; tail, 
2.60; culmen, .60; tarsus, 1.15. Hab. Western Province of North 
America, from Kodiak to Cape St. Lucas. East to East Humboldt fl.5^ * 
Mountains. (Dwarf Hermit Thrush.') .... var. 
Olivaceous above, like preceding ; the upper tail-coverts scarcely 
different from the back. Tail yellowish-rufous. Beneath like 
nanus. Size larger than swainsoni. Wing, 4.20; tail, 3.35; cul- 
men, .80 ; tarsus, 1.30. Hab. Rocky Mountains. From Fort 
Bridger, south (in winter) to Southern Mexico. (Mountain Hermit 
Thrush.) ......... var. audub oni. 
