578 NORTH AMERICAN BIRDS. 
. Breast, etc., pale buff; exposed culmen usually more than .80, tarsus less 
than 1.30. 
Adult: Above plain brownish gray, including head and neck; a dis- 
tinct superciliary stripe of white; no white at tips of outer tail- 
feathers; wing 5.10-5.20, tail 3.90-4.15, culmen .95-1.05, tarsus 
1.20-1.25. Hab. Lower California (near Cape St. Lucas). 
762. M. confinis Barrp. St. Lucas Robin. 
@. Back, scapulars, and wing-coverts more or less brown or rusty, in contrast with 
grayer shade of hind-neck, rump, and quills. (Whole belly, anal region, 
and lower tail-coverts white, the latter with the plumbeous spots entirely 
concealed; no white about eye, and no white on outer tail-feathers.) 
bY. Sides, flanks, etc., ochraceous or ochraceous-rufous ; wing-coverts, scapulars, 
and back bright rusty brown, the hind-neck ash-gray or plumbeous, in 
marked contrast; wing 4.60-5.20, tail 3.85-4.50, culmen .85-1.00, tarsus 
1.25-1.32. Hab. Western and southern Mexico, north to Mazatlan. 
M. flavirostris Swans. Mazatlan Robin.! 
6. Sides, flanks, etc., dull grayish fulvous; wing-coverts and scapulars light 
raw-umber brown, the back more grayish brown; hind-neck scarcely 
different from back; wing 4.80-4.85, tail 3.90-4.00, culmen 1.02-1.05, 
tarsus 1.35. Hab. Tres Marias Islands, western Mexico. 
M. graysoni Ripew. Tres Marias Robin.? 
Genus HESPEROCICHLA Barrp. (Page 571, pl. CKXIIL, fig. 3.) 
Species. 
Adult male: Above dark plumbeous, varied by a broad supra-auricular stripe, 
two bands across wing (tips of greater and middle coverts), patch at base of pri- 
maries, etc., of orange-rufous or ochraceous; chin, throat, breast, and sides orange- 
rufous or ochraceous ; a broad band of dark plumbeous or slaty across chest; pos- 
terior lower parts white, tinged more or less with ochraceous, the feathers dark 
grayish beneath surface. Adult female: Much paler and duller than the male, the 
upper parts and collar across chest grayish brown (more brown in winter). Young: 
Similar to adult female, but collar much less distinct and more or less broken by 
ochraceous spotting; feathers of throat and breast indistinctly bordered with 
dusky, and some of the feathers of upper parts with indistinct paler shaft-streaks. 
Length 9.00-10.00, wing 4.90-5.20, tail about 3.60-3.80, culmen about 1.00, tarsus 
1.30. Mest compact and bulky, in bushes or small trees. Eggs 1.11 x .82, pale 
greenish blue, sparingly speckled with brown. Hab. Western North America, 
chiefly near Pacific coast, from California (in winter) to Bering’s Strait; breeding 
chiefly north of United States; east, casually, to New Jersey, Long Island, and 
Massachusetts.......cssccccsseccccssvseesseecenecs 763. H. nevia (GMEL.). Varied Thrush. 
1 Merula flavirostris Swarns., Philos. Mag. n. s. i. 1827, 369. 
2 Merula flavirostria graysoni Ripaw., Proc. U. 8. Nat. Mus. v. June 5, 1882, 12. 
