BurRNS—ON BROAD-WINGED HAWK. 153 
pair of rectrices similar to that of young, indistinctly crossed 
with seven ashy bars; inconspicuous mustache of fuscous 
running from rictus across cheek; underparts white; chin, 
throat and breast suffused with pale buff and streaked with 
brownish-rufous, becoming oval on breast, and cordate and 
transverse on flanks; under tail coverts white, unspotted; 
lining of wing delicate cream-white with dusky acicular mark- 
ings; under primary coverts white with cordate spots of fus- 
cous; tibiee buffy-white with cordate spots of rufous. Irides 
Naples yellow, obscured on the inner rim by a semi-trans- 
parent raw umber stain. Buill—upper mandible-black, fading 
to a plumbeous about the base ; and lower mandible plumbeous 
and intensifying to dull black from anterior half. 
Claws black. Feet and tarsi yellow ochre. Length 15.60 (396). 
Wing 10.60 (269). Spread 34.55 (877). Tail 6.10 (155). Tarsus 
2.64 (67). Middle claw .73 (18). Bill .77 (21); nostril to tip .65 
(16). Cere .88 (8). Weight IIb. 314 oz. No. 883, coll. F. L. B., 
Berwyn, Pa., Apr. 27, 1906. 
Another example—Upper parts light olive, deeper brown 
on back, primaries and secondaries broadly tipped and nar- 
rowly barred, and wing coverts centered with same, the last 
edged with broccoli brown; back of neck edged with cinna- 
mon; tail broccoli brawn fading into pearl gray on inner 
vane and crossed by three broad bands of deep brown, nar- 
rowly tipped with pearl gray, outer pair broken in numerous 
barring as in first year bird. Beneath white, broken by trans- 
verse markings on the breast, of dull rufous, shafts deeper; 
throat yellowish-white, streaked with burnt umber; malar 
deep brown; tibize wood brown barred with rufous; under 
primary coverts white barred with olive; lining of wing 
cream-buff, occasionally streaked with tawny olive. Irides 
yellow. No. 64, coll. F. L. B. Berwyn, Pa., May 11, 1888. 
Adult Female, Dark Phase-——Upper plumage deep rich 
vandyke brown almost black, fading to wood brown in nar- 
row edging and mottling on wings and mantle, narrow edg- 
ing of russet or mars brown between shoulders, mantle, cov- 
erts, sides of neck, nape and sides of head, growing almost 
