606 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Southern Mexico, in States of Oaxaca (Suchapam) and Tabasco 

 (Fx'ontera), to Isthmus of Panama; Colombia; western Ecuador? 



(?) Sp.lorophila] oihello Bonaparte, Consp. Av., i, Aug., 1850, 498 (Central 

 America; Berlin Mus.)- 



Oryzoborusfunereus SoijAter, Proc. Zool. Soc. Lond., 1859, 378 (Suchapam, Oaxaca, 

 3. Mexico; coll. P. L. Sclater) ; Cat. Am. Birds, 1862, 102 (Oaxaca).— Sola- 

 TBR and Salvin, Ibis, 1860, 398 (Choctum, Guatemala); Proc. Zool. Soc. 

 Lond., 1879, 506 (Medellin, prov. Antioquia, Colombia; crit.; descr. nest 

 and eggs). — Salvin, Proc. Zool. Soc. Lond., 1867, 141 (Santa F6, Yeragua; 

 crit.); 1870, 189 (Calovevora, Veragua). — Zeledox, Cat. Avee de Costa Eica, 

 1882, 8; An. Mus. Nac. Costa Rica, i, 1887, 111 (Costa Rica) .—Ridgw ay and 

 Nutting, Proc. U. S. Nat. Mus., vi, 1884, 400 (Los Siibalos, e. Nicaragua).— 

 (?)TAcz.iNowsKi and Berlepsch, Proc. Zool. Soc. Lond., 1885,117 (Babahoyo, 

 w. Ecuador). — Salvin and God.man, Biol. Centr.-Am., Aves, i, 1886, 349.— 

 Shakpe, Cat. Birds Brit. Mus., xii, 1888, 81 (Honduras; Minca and Medellin, 

 Colombia?; Nanegal, Babahoyo, and Balzar Mts., w. Ecuador?, etc.).— 

 Chereie, Expl. Zool. Costa Rica, 1893, 28 (Boruca, s. Costa Rica). — Rich- 

 mond, Proc. U. S. Nat. >Ius., xvi, 1893, 491 (Greytown and Rio Escondido, 

 Nicaragua; habits; descr. nest and eggs). — Bangs, Proc. Biol. Soc. Wash., 

 xiii, 1899, 102 (Chirua and La Concepcion, prov. Santa Marta, Colombia) ; 

 Auk, xviii, 1901, 32 (San Migdel I., Bay of Panama). 



\_Oryzobonis funereus Sclater and Salvin, Nom. Av. Neotr., 1873, 28. 



[Qoniaphea] funerea Gray, Hand-list, ii, 1870, 104, no. 7556. 



(?) Oryzoborus xthiops Sclater, Proc. Zool. Soc. Lond., 1860, 88 (Nanegal, w. Ecua- 

 dor; coll. P. L. Sclater) ; Cat. Am. Birds, 1862, 102 (Nanegal and Babahoyo, 

 w. Ecuador; Minca, Colombia) . 



Oryzoborus lethiops (not of Sclater?) Lawrence, Ann. Lye. N. Y., vii, 1861, 333 

 (Lion Hill, Panama R. R. ). 



(?) [GoniapheaJ lelhioxn Gray, Hand-list, ii, 1870, 104, no. 7555. 



Oryzoborus salvini Ridgway, Proc. U. S. Nat. Mus., vi, Apr. 11, 1884, 401, footr 

 note (Los SAbalos, e. Nicaragua; U. S. Nat. Mus. ;=female). 



Genus GUIRACA Swalnson. 



Guiraca Swainson, Zool. Journ., iii, 1827, 350. (Type, Loxia cxrulea Linnseus.) 

 Coccoborus Swainson, Classif. Birds, ii, 1837, 277. (Type, Loxia cieruka Linnseus.) . 



Medium- sized Fringillidse with the bill rather large, conical, com- 

 pressed, with outlines nearly straight; wing rather long and pointed 

 (ninth primar}^ longer than fifth) ; tail about three-fourths as long as 

 wing, nearly even or very slightly rounded; adult males blue with 

 two chestnut or tawny wing-bands; female and young plain brownish 

 (paler below) with one or two tawny wing-bands. 



Bill stout, compressed-conical, with superior and lateral outlines 

 nearly straight and gonys quite straight; culmen very slightly convex 

 terminally, gently arched at base, distinctly ridged; mandible decid- 

 edly deeper than maxilla, its tomium straight to a little past the 

 middle, where deflected with a rounded (neither angulated nor toothed) 

 turn; maxillary tomium slightly notched near tip, nearlj' straight to 

 about the middle, then deflected obliquely to the rictus, the angle 

 much anterior to the nasal fossEe. Nostril exposed, rather large, 



