^°fc^y''] PROCEEDINGS OF THE NATIONAL MUSEUM. 675 



p. 78) gives the fresh colors of au adult female from Yurimaguas as 

 follows: "Bill, horn-black; feet, gray; iris, deep brown." 



4. Formicarius nigricapillus Clicrrie. 



Formicarius analis (nee Myoilura analis Lafr.) Scl. P. Z.S. 1860, 294 (Babalioyo, w. 

 Ecuador) ; Cat. 1862, 190 (E^meraldas, av. Ecuador) ; Cat. 13. Brit. Mus. xx, 1890, 

 304, part (Ewmoraldas, P.alzar Mts., aud Sta Rita, w. Ediador).— Salv. P. Z. S. 

 1866, 74, part (Costa Rica; Vcragna); 1867, 145 (Sta Fc, Veragua). — Eawr. Am. 

 Lye. N. Y., IX, 1868, 110 (Veragua).— Scl. aud Salv. Nom. Neotr., 1873, 75, part 

 (Panama; Costa Rica). — Sai.v. and Godm. Biol. Centr.-Am., Aves, ii, pt. 30, 1892, 

 235, part (Tucurriqiie, Costa Rica; Veragua; w. Ecuador). — Taczan and Berl. 

 P. Z. S. 1885, 118 (Esmeraldas, w. Ecuador). 



Hab. — Costa Eica to western Ecuador. 



Sp. Char. — Similar to F. analis (Lafr.) in the entire absence of ru- 

 fous on sides of necli, etc., but larger (the bill conspicuously so), and 

 very nuich darker throughout in coloration, tlie entire head and f(jre 

 neck (sometimes chest also) being deep black, instead of this color 

 being confined to cheeks and throat. 



Adult male (Coll. Salvin and Godman, Costa Rica, 1869, J. Carmiol). — 

 Entire head (including w^hole of the lores), neck (except hind neck) 

 and chest deep black, fading gradually on the breast into dark sooty 

 slate color, this hiding into dull sooty slate on sides of abdomen, the 

 middle of the belly paler and browner, the sides and flanks strongly 

 washed with olivaceous; under tail coverts bright russet, becoming 

 gradually darker on the more posterior feathers, the longest of which 

 are mainly dusky blackish with their tips aud edges mummy brown ; 

 under wing coverts and axillars bnft" (varying in intensity on different 

 feathers) each feather broadly and abruptly tipjied with black ; remiges 

 with the basal portion of their inner webs dull cinnamon. Upper 

 parts, including hind neck, rich tlark brown (intermediate between 

 "mummy" and "bister," the feathers brownish black beneath surface), 

 changing gradually to deep chestnut on upper tail coverts and to a less 

 reddish hue (nearly pure "bister") on outer webs of wing coverts and 

 tertials; outer webs of remiges (except tertials) grayish brown. Tail 

 brownish black. Bill entirely deep black ; legs and feet brownisli. 

 Total length (skin), 7.50; wing, 3.70; tail, 2.00; exposed culmen, 0.90; 

 tarsus, 1.30; middle toe, 0.82. 



Adult female (type, J^o. 128852 *, U. S. Nat. Mus., Buena Vista, Costa 

 Rica, August 10, 1892, Castro y Fernandez). — Similar to the male, as de- 

 scribed above, but ui)per surface not quite so bright a brown, the breast 

 and sides of belly morc^ slaty, and under tail coverts rather paler; 

 legs and feet brownisli black. Total length (contracted skin), 0.10; wing-, 

 3.55; tail, 2.02; ex]>osed culmen, 0.00; tarsus, 1.15; middle toe, 0.85. 



An adult (sex not indicated) from Sta Rita, western Ecuador, in the 

 collection of Messrs. Salvin and Godman (•• Villagomez, per C. Buck- 



N6i 8284, Museb Nabional de Costa Rica. 



