518 
Nasal tufts 
Crown of female 
Sides of neck 
Mantle 
_ Upper tail-coverts 
Tertials 
Outer Webs of primaries 
Rectrices 
Abdomen 
Flanks and crissum - 
Under wing-coverts 
Lower mandible 
Tris 
Bulletin American Museum of Natural History. 
Chryserpes. 
Ash-gray 
With a rectangular blac 
patch 
With a tuft of soft, silky, 
buffy-white feathers, 
above which is a large 
black spot 
Broadly barred with black 
and yellow ° 
Concealed portion black- 
ish, exposed tips broadly 
bright red 
Inner webs uniform clay- 
color; outer webs black, 
with few, wide, rounded- 
off buff-yellow bars 
which tend to become 
confluent on outer mar- 
gin of feathers 
Regularly . spotted with 
yellow, like the second- 
aries 
Wholly unbarred 
Greenish yellow of mid- 
belly ill-defined, blending 
with greenish of flanks 
Greenish, unbarred 
Greenish or cream-color 
with almost obsolete 
dusky bars 
Light shade lighter and 
more extensive 
Yellow 
~ portion 
(Vol. XXXIV, 
Centurus. 
Red or yellow (obsolete in 
C. uropygialis) 
Without black (occiput 
black in C. superciliaris) 
Uniform gray or ashy- 
brown like chest 
Barred 
white 
White, 
black 
with black and 
with or without 
bars; concealed 
barred with 
white or wholly white 
Regularly barred on both 
webs with black and 
white, the white bars 
more numerous, narrower 
and straighter, not tend- 
ing to become confluent 
on margin 
Unlike the secondaries, 
scarcely marked or with 
a subbasal white blotch 
Always more or less 
barred with white 
Mid-belly with a conspic- 
uously defined stain of 
red or yellow 
White or whitish, dis- 
tinctly barred with 
blackish 
White, distinctly barred 
with black 
Light shade more obscure 
and restricted or wholly 
wanting 
Red or brown, rarely 
orange (11 species re- 
corded) 
