324 NORTH AMERICAN BIRDS. 
ce. Color brown above (usually streaked with darker on top of head), the 
rump yellowish or tawny, in marked contrast; lower parts more or 
less distinctly streaked anteriorly, on a light grayish or olive-yel- 
lowish ground ; wing not more than four times as long as exposed 
culmen, decidedly less than four times as long as tarsus; culmen 
more or less distinctly concave in middle portion, and cutting-edge 
of upper mandible correspondingly convex, the bill being thus 
somewhat recurved ; tip of bill very abruptly and strongly hooked. 
Attila} 
Genus PLATYPSARIS Sciarer (Page 323, pl. XCV., fig. 3.) , 
Species. 
Common Cuaracters.—Adult males: Above nearly uniform grayish or black- 
ish, the top of head always darker than back (or else the latter black also) ; beneath 
varying from deep slate-gray to nearly pure white, the chest (sometimes lower 
throat also) usually with a patch of pure rose-red. Adult females and young males: 
Above with more or less of tawny, the back and rump in some species mixed with 
grayish; top of head varying from dull slate-gray to glossy black; lower parts 
varying from dull ochraceous to buffy white. 
a, Adult males with rose-colored patch on chest (rarely replaced by patch of 
whitish, faintly tinged with rosy); adult females and young males with back 
and rump dark rusty, rusty grayish, or nearly pure gray. 
41, Adult males with breast, belly, flanks, etc., distinctly, or very decidedly, 
ash-gray. 
c. Adult male: Top of bead glossy blue-black, passing gradually into dull 
sooty slate on forehead; rest of upper parts uniform slate-gray, 
sometimes decidedly darker on back. Adult female: Top of head 
blackish slate, becoming paler and browner on forehead; rest of 
upper parts dark rusty, duller on back, where sometimes approach- 
ing a deep hazel or burnt-umber tint. Young male: Similar to adult 
female, but top of head glossy black, as in adult male; in older in- 
dividuals, the black of adult plumage appearing on back, sides of 
head, etc., and rose-color tinting the throat. Length about 6.50- 
6.75, wing 3.30-3.75, tail 2.60-3.00, exposed culmen .60-.68. Hub. 
Eastern Mexico (north to Rio Grande Valley), south to Salvador. 
P. aglaiz (Larnr.). Rose-throated Becard? 
ce. Adult male: Top of head dull slate-black posteriorly, gradually be- 
coming deep smoky gray on forehead; rest of upper parts uni- 
1 Attila Lesson, Traité Orn. 1831, 360. Type, A. brasiliensis Luss. (Two, possibly three, species in 
Mexico and Guatemala.) 
2 Platypsarie Scu., P. Z. 8. 1857, 72 (ex Bonap., 1854, nomen nudum). Type, Pachyrhamphus lati- 
rostris Bp. 
3 Pachyrhynchus aglaie Larr., Rev. Zool. 1839, 98. Platypsaris aglaix Suuicun. Mem, Bost. Soc. i. 
1869, 558, 
