298 NORTH AMERICAN BIRDS. 
Genus ANTROSTOMUS Govxp. (Page 297, pl. LXXXVIL,, fig. 1; pl. 
LXXXVIIL, fig. 1.) 
Species. 
Common CHaracters.—Upper parts brownish and grayish, much mottled and 
otherwise varied with blackish ; outer webs of quills spotted with ochraceous, but 
(in North American species) without any white spot; lower parts pale fulvous or 
buffy, mottled or barred with dusky; throat with a white, ochraceous, or buffy 
transverse patch; tail of male with white on terminal portion of inner webs. 
a’. Bristles of gape with lateral filaments. 
Adult male: Terminal third, or more, of three outer tail-feathers white, 
or buffy. Adult female: Outer tail-feathers without any white or buffy 
patch; length about 11.00-12.00, wing 8.70-8.90, tail 6.25-630. Eggs 
deposited on ground or dead leaves in woods, 1.41 X 1.01, pale pinkish 
buff, marbled with pale brown and lilac-gray. Hab. Southern Atlantic 
and Gulf States and lower Mississippi Valley, north to Virginia and 
southern Illinois... 416. A. carolinensis (GmezL.). Chuck-will’s-widow. 
a. Bristles of gape without lateral filaments. 
b'. Nostrils large, opening vertically from out a nearly circular tubular case ; 
rictal bristles very large and much lengthened, extending nearly half 
their length beyond tip of bill; top of head with ground-color distinctly 
brownish, the whole surface marked with broad, serrate-edged streaks 
of black; adult males with white tail-patches occupying less than ter- 
minal third of three or four outer feathers, and decreasing in extent 
from exterior feather. 
c. Wing 7.00, or more; four outer tail-feathers tipped with white in male, 
three outer ones tipped with buff in female; length about 10.50- 
11.00, wing 7.00-7.25, tail 5.50-5.70, longer rictal bristles 1.80-2.00. 
Hab. Cuba. 
A. cubanensis Lawr. Cuban Whippoorwill. 
c. Wing less than 7.00; three outer tail-feathers tipped with white in 
male, with buff in female; length about 10.00, wing 6.60-6.70, tail 
5.20-5.35, longer rictal bristles about 1.20-1.40. Hab. Eastern Mexico 
(Mirador, La Parada, ete.). 
A. salvini (HartEeRT). Mexican Whippoorwill? 
b%. Nostrils small, inconspicuous, not distinctly raised above general level of 
base of bill; rictal bristles much weaker, reaching less than half their 
length beyond tip of bill; top of head more or less distinctly grayish, 
narrowly streaked laterally, and very broadly streaked medially, with 
black; adult male with white tail-patch occupying more than terminal 
1 Antrostomus cubanensis LAwR., Ann. Lye. N. Y. vii. May, 1860, 260. 
2 Caprimulgus salvini Hartert, Cat. B. Brit. Mus. xvi. 1892, 568, 
