226 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
Coloration.—Buffy, above more grayish streaked and blotched with 
black; inner webs of remiges mottled or freckled distally with dusky. 
Range. —North America (South America in winter.) (Monotypic.) 
TRYNGITES SUBRUFICOLLIS (Vieillot). 
BUFF-BREASTED SANDPIPER. 
Adults (sexes alike).—General color of upper parts light grayish buff 
or light drab-buff, the pileum broadly streaked with black, the lesser 
wing-coverts each with a central cuneate spot of black; scapulars 
and interscapulars black broadly margined with light crayiils buff or 
drab-buff; greater coverts grayish brown narrowly edged and more 
broadly margined at tip with buffy whitish, the whitish tip preceded 
by a more or less V- or U-shaped mark of black; primary coverts 
deeper grayish brown with a subterminal black spot and narrow 
terminal margin of white; secondaries with outer webs mostly plain 
dusky for terminal, grayish brown for basal, half, their inner webs 
immaculate white for proximal two-thirds or more, the distal portion 
irregularly marbled_or mottled with black and pale buffy; tertials 
grayish brown deepening into dusky distally, broadly edged, on both 
webs, with light buffy drab; primaries grayish brown with a large 
subterminal spot of black and smaller white tip; rump and upper 
tail-coverts light buffy drab with a large subterminal area of black; 
middle retrices grayish brown passing into dusky terminally and 
indistinctly edged with paler; other rectrices lighter grayish brown 
(paler and more buffy on outer webs) narrowly tipped with buffy 
white and with a subterminal area of black, the brownish portion on 
outer webs with one or two longitudinal lines of dusky; sides of head 
and neck and under parts dull light pinkish cinnamon or deep pinkish 
buff, passing into buffy white on abdomen, flanks, and under tail- 
coverts, the feathers of foreneck, chest, breast, and sides more or less 
distinctly tipped with buffy whitish; axillars, under wing-coverts, and 
basal portion of inner webs of remiges immaculate white, the under 
primary coverts, however, pale buffy grayish brown, tipped with 
white and with a subterminal spot and irregular longitudinal lines of 
black; inner webs of remiges (except basal portion) irregularly 
spotted or marbled with black; bill black terminally, more brownish 
basally; iris dark brown; lems and fent pale brownish (yellowish in 
life). 
Young.—Similar to adults but the upper parts with the black and 
lighter color less charply contrasted, and each feather conspicuously 
margined with white, and with the marbling on inner webs of remiges 
and on under primary coverts much more minute (more dot-like) 
than in adults. 
