816 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
nearly the basal half, the terminal portion dusky; primary coverts 
dusky; upper tail-coverts white; tail light brownish gray more or less 
distinctly mottled transversely with darker gray; under parts white, 
tinged on foreneck and chest with pale gray and along sides with 
pale buffy, the foreneck and chest irregularly spotted with dusky, 
the sides irregularly barred with the same; axillars and under wing- 
coverts plain sooty blackish; bill blackish, more grayish or horn 
color basally; iris dark brown; legs and feet grayish. 
Winter plumage.—Above plain brownish gray; beneath immaculate 
dull white, shaded on foreneck with pale gray; otherwise as in 
summer. 
Young.—Above brownish gray, the feathers margined with pale 
ochraceous or buffy; sides strongly tinged with pale ochraceous or 
buffy and finely mottled transversely with grayish; otherwise 
essentially like adults. 
Downy young.—Above dull grayish white or pale brownish gray 
tinged here and there with pale brown, coarsely and irregularly © 
marbled with dusky; forepart and sides of forehead plain dull whitish; 
sides of head, together with entire under parts, dull white, the lores 
crossed, from eye nearly to bill, by a very distinct line of dusky; 
behind the eye two dusky lines, a shorter and broader one running 
from eye into the dusky mottling of occiput, and a longer and nar- 
rower one commencing immediately beneath the former and con- 
fluent with dusky mottling on nape. 
Adult male-—Wing, 180-195.5 (188); tail, 67-74 (70.6); exposed 
culmen, 53-58 (54.5); tarsus, 54-58.5 (56.7); middle toe, 31.5-35.5 
(33.9).¢ 
Adult female.—Wing, 175-191 (187); tail, 66.5-74 (70.1); exposed 
culmen, 52.5-59 (56.2); tarsus, 51.5-58 (55.1); middle toe, 32-36 
(34.3).° 
@ Ten specimens. b Five specimens. 
Ex- ‘ 
Locality. Wing. | Tail. | posed | Tarsus. Madilte 
culmen i 
MALEs. 
One adult male from coast of New Jersey..........-2---e0eeeee 192 69 54 56 35.5 
Four adult males from coast of Virginia. ...............022.005 184.2 71.4 55 56. 4 34.2 
Four adult males from coast of Alabama. ..................6-- 192, 4 70.9 54.2 57.6 33.7 
One adult male from Bahamas (Andros Island)..............-- 188 70.6 54.5 56.7 33.9 
Eleven adult males of C. 8. inornatus..........000c cece cen eneee 205. 2 79.4 59. 4 64.9 34.5 
FEMALES, 
One adult female from coast of New Jersey.............---..00+ 194 68 54.5 55 35 
Three adult females from coast of Virginia................--... 184.8 70.8 58 56 34.8 
One adult female from Bahamas (Andros Island).............. 186.5 70 52.5 51.5 32 
Six adult females of C. s, inornatus............222202eeeeeceee ee 213.5 80.9 64.1 68.3 37.3 
All the above specimens were taken during the breeding season. 
