496 BULLETIN no, UNITED STATES NATIONAL MUSEUM. 



(Yquitos, Cosnipata, and ('haiiucuro.s, e. Peru; Sarayacu, Rio Napo, and 

 Esmeraldas, Ecuador; Bogota, Colombia; Chepo, Bugaba and Santa Fe de 

 Veragua, Panama; Angostura, Costa Rica). — Lawrence, Ann. Lye. N. Y., 

 vii, ]862, 472 (Panama R. R.); ix, 18()8, 114 (Angostura and Pacuare, Costa 

 Rica). — Frantzius, Journ. fiir Orn., 1869, 308 (Costa Rica). — Salvin, Proc. 

 Zool. Soc. Lond., 1867, 148 (Santa Fe de Veragua); 1870, 198 (Bugaba, Pan- 

 ama). — Sclater and Salvin, Proc. Zool. Soc. Lond., 1873, 281 (Xeberos, 

 Chyavetas, Chamicuros, and Santa Cruz, e. Peru). — Taczanowski, Proc. 

 Zool. Soc. Lond., 1874, 538 (Monterico, centr. Peru); 1882, 21 (Yurimaguas, 

 n. e. Peru); Orn. du Perou, ii, 1884, 301. — Boucard, Proc. Zool. Soc. Lond., 

 1878, 64 (San Carlos. Costa Rica). — Berlepsch and Taczanowski, Proc. Zool. 

 Soc. Lond., 1883, 557 (Chimbo, w. Ecuador; Sarayacu, e. Ecuador; Mon- 

 terico, centr. Peru; crit.). — RiDtiWAY, Proc. U. S. Nat. Mus., vi, 1884, 414 

 (Dos Novillas, Costa Rica); xiv, 1891, 471 (Santa Ana and San Pedro Sula, 

 Honduras) . 



[3Iyiobius] erythrwiis Sclater and Salvin, Proc. Zool. Soc. Lond., 1873, 186 

 (Cosnipata, Peru); Nom. Av. Neotr., 1873, 186, part. — Taczanowski and 

 Berlepsch, Proc. Zool. Soc. Lond., 1885, 121 (e. Ecuador). 



Myiohiusfulvigulans Salvin and Godman, Biol. Centr. -Am., Aves, ii, pt. 8, Feb., 

 1889, 58 (Santa Fe de Veragua, Panama; coll. Salvin and Godman). — Rich- 

 mond, Proc. U. S. Nat. Mus., xvi, 1893, 506 (Rio Frio, Costa Rica; Rio San 

 Juan, near Castillo, Nicaragua; habits). — Salvadori and Festa, Boll. Mus. 

 Zool., etc., Torino, xv, no. 362, 1899, 11 (Foreste del Rio Peripa, w. Ecuador). 



[Myiobivs]fulvigularis Sharpe, Hand-list, iii, 1901, 132. 



Myiobius fvlvogidaris Hartert, Novit. Zool., v, 1898, 488 (Cachavi, n. w. Ecua- 

 dor). 



Terenotriccas fiilrujiihiris Riixjway, Proc. Biol. Soc. AN'ash., xviii, Sept. 2, 1905, 

 207. 



GenLxs MITREPHANES Coues. 



Milrephorus (not of Schonherr, 1837) Sclater, Proc Zool. S(jc. Lond., 1859, 44. 



(Type, M. phseocercus Sclater.) 

 Mitrephanes Coues, Bull. Nutt. Orn. Clnl), vii, Jan., 1882, 55, in text. (New name 



for Mitrephoi'iis Sclater, preoccupied, j 



Small Tyrannitla3 (wing about 65-75 nun.) with rather short, 

 depressed triangular bill, conspicuous rictal bristles, long and pointed 

 wing, rather long and deeply eniarginate tail, feeble feet, imperfectly 

 exaspidean (qiiasi-holaspidean) tarsal envelope, pointed crest, and 

 plain coloration, the under parts tawny or ochraceous. (sometimes yel- 

 lowish on abdomen). 



Bill about half as long as head, broad and much depressed basally 

 (its width at frontal antise equal to at least half the length of exposed 

 culmen and about twice its depth at same ])oint), more or less broadly 

 triangular in vertical profile, with lateral outlines more or less concave 

 toward the attenuated tip of maxilla; exposed culmen shorter than 

 middle toe with claw, distinctly ridged, straight or very faintly con- 

 vex for most of its length, rather abruptly decurved terminally, the tip 

 of maxilla distinctly but finely uncinate ; gonys much longer than man- 

 dibular rami, nearly straight or very faintly convex ; maxillary tomium 

 nearly straight, distinctly notched subterminally. Nostril exposed, 



