BIRDS OF NORTH AND MIDDLE AMERICA. 221 
[Automolus] pallidigularis ScLatER and Satvin, Nom. Av. Neotr., 1873, 65, part.— 
Saarpe, Hand-list, iii, 1901, 67, part (Panam4; Colombia?). 
[Philydor] pallidigularis Gray, Hand-list, i, 1869, 173, no. 2328, part. 
AUTOMOLUS PALLIDIGULARIS EXSERTUS (Bangs). 
CHIRIQUI AUTOMOLUS. 
Similar to A. p. pallidigularis but slightly larger, with relatively 
longer bill, color of back, etc., more olivaceous, chest uniform in color, 
and buff of throat, etc., deeper. 
Adult male.—Length (skins), 158-186 (174); wing, 85-93 (88.6); 
tail, 69-76.5 (72.4); culmen, 20.5-24 (22.6); tarsus, 22-23.5 (22.7); 
middle toe, 17—-18.5 (17.9).¢ 
Adult female—Length (skins), 161-180 (174); wing, 85-94 (89); 
tail, 66.5-77 (71.7); culmen, 21-24 (22.5); tarsus, 21.5-23.5 (22.7); 
middle toe, 17-18.5 (17.9).? 
Pacific slope of Costa Rica (Cartago; Boruca; Guaitil; Pozo del Rio 
Grande; Pozo del Pital; Pozo Aztl de Pirris; El Pozo de Térraba; 
Térraba; Buenos Aires; El General) and western Panama (Divala; 
Calobre; Boquete de Chitra; Bugaba; El Banco). 
Automolus pallidigularis (not of Lawrence, 1862) Lawrence, Ann. Lyc. N. Y., 
ix, 1868, 106, part (Guaitil, and Cartago, Costa Rica)—Frantzius, Journ. 
fir Orn., 1869, 304 (Costa Rica)—Satvin, Proc. Zool. Soc. Lond., 1870, 192 
(Boquete de Chitra and Bugaba, Panam4).—ScuaTer, Cat. Birds Brit. Mus., 
xv, 1890, 94, part (Costa Rica; Bugaba and Boquete de Chitra, Panam4).— 
Satvin and Gopman, Biol. Centr.-Am., Aves, li, 1891, 159, part (Guaitil, and 
Angostura, Costa Rica; Bugaba, Boquete de Chitra, and Calobre, Panam4).— 
Cuerriz, Expl. Zool. Merid. Costa Rica, 1893, 38 (Boruca, Térraba, and 
Buenos Aires, Costa Rica); Anal. Inst. Fis.-Geog. Costa Rica, vi, 1893, 16 
(Pozo del Pitél, Costa Rica; crit.). 
[Automolus] pallidigularis SctatER and Satvin, Nom. Av. Neotr., 1873, 65, 
part.—SuHarpe, Hand-list, iii, 1901, 67, part. 
[Philydor] pallidigularis Gray, Hand-list, i, 1869, 173, no. 2328, part. 
Automolus exsertus Banas, Auk, xviii, Oct., 1901, 367 (Divala, Chiriqu{f, Panam4; 
coll. EK. A.and O. Bangs); xxiv, 1907, 299 (Boruca, Lagarto, and Pozo del Rio 
Grande, s. w. Costa Rica). 
aBleven specimens. b Seventeen specimens. 
Locality. Wing. | Tail. | CU | rarsus.| Middle 
MALES. 
Ten adult males from Costa Rica........-..2....22022-eee eee 88.6 72.4 22.6 22.7 17.9 
One adult male from western Panamé (Divala, Chiriqut)...... 91.5 7% | 23 23.5 18 
FEMALES. 
Ten adult females from Costa Rica..............-.2.2-222--eees 88.5 70.9 22.2 22.5 17.8 
Seven adult females from western Panama (Chiriquf).......... 89.7 72.9 23.1 23.1 18 
