$4 BULLETIN 50, UNITED STATES NATIONAL MUSEUM, 
Adult female.—Pileum deep cinnamon-rufous or rufous-chestnut; 
back, scapulars, and rump plain buffy cinnamon, the first deeper, 
inclining to russet; outer row of scapulars grayish brown, broadly 
edged with buff; wings and tail as in adult male, but the former 
with markings buff instead of white, and ground color of coverts 
less dark; sides of head, chin, and throat, pale buff or buffy white, 
the former barred and streaked with blackish; rest of under parts 
plain buff or clay color, slightly paler medially, especially on abdo- 
men; maxilla horn color, mandible much paler; legs and feet horn 
color (in dried skins); wing, 69-73.5 (71.8); tail, 56-61 (58); culmen, 
18-18.5 (18.2); tarsus, 26-26.5 (26.2); middle toe, 14-15 (14.5).2 
Northern Colombia (Rio Atrato; Rio Truando; Cartagena; Saba- 
nilla; Barranquilla; Santa Marta, Bonda, and Cienega, Santa Marta; 
Valencia). 
Hlypolophus] puichellus Capanis and Herne, Mus. Hein., ii, Aug., 1859, 16 
(Cartagena, Colombia; coll. Heine Mus.). 
Thamnophilus pulchellus Burterscu, Ibis, Apr., 1881, 245 (crit.).—ScLaTER, 
Cat. Birds Brit. Mus., xv, 1890, 204 (Valencia, Santa Marta, and Barranquilla, 
Colombia).—Satvin and Gopman, Biol. Centr..Am., Aves, ii, 1892, 201 
(Rio Truando, Santa Marta, and Cartagena, n. Colombia).—AttEn, Bull. Am. 
Mus. N. H., xiii, 1900, 161 (Bonda and Cienega, Santa Marta, Colombia). 
[Thamnophilus] pulchellus SHarPe, Hand-list, iii, 1901, 15. 
Thamnophilus, sp.?, Cassin, Proc. Ac. Nat. Sci. Philad., 1860, 189, no. 88 (Rio 
Truando). 
Thamnophilus leucauchen (not of Sclater, 1855), SctatER, Cat. Am. Birds, 1862, 
174, part (Santa Marta).—Savin and Gopma\, Ibis, 1881, 171 (Santa Marta). 
Genus THAMNOPHILUS Vieillot. 
Thamnophilus > Vizrtot, Analyse, 1816, 40; Nouv. Dict. d’Hist. Nat., iii, 1816, 
308.¢ (Type, Pie-Grieche rayee—Fourmillier huppé Buffon=Lanius doliatus 
Linnzeus.) 
Tamnophilus Vie1Luot, Analyse, 1816, 70.—D’Orsieny and Larresnaye, Mag. 
de Zool., 1849 (Synop. Av., p. 10). 
Medium-sized Formicariide (length about 150-160 mm.) with bill 
much shorter than head, not compressed, its terminal unguis small; 
adult males with under parts (usually upper parts also) conspicu- 
ously barred with black and white, or Gn T. virgatus) dull slate-gray 
streaked with whitish; adult females and young tawny or rufous 
above, ochraceous or buff below.¢ 
Bill much shorter than head (exposed culmen shorter than middle 
toe with claw), broader than deep at frontal antie, where its width 
is equal to much more than half the distance from nostril to tip of 
maxilla; culmen broad, indistinctly ridged, slightly convex from 
@ Three specimens. (All the specimens examined are in bad condition, and some 
measurements can not be made from them.) 
b From tépvoc, frutex, and ¢cdéw, gaudeo. (Vieillot.) 
¢ Type given as ‘‘Lanius turdus Lath[am].” 
@ The female and young of T. virgatus unknown, however. 
