366 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Adult female. — Length (skin), 110; wing, 66.5; tail, 43; cul- 

 men, 22. 5. « 



Guatemala (mountains of Vera Paz; Choctum; Cantooloc; Tele- 

 man), British Honduras (Belize River; Cayo; San FeUpe), Hon- 

 duras (Santa Ana; San Pedro Sula), and eastern Nicaragua (Los 

 Sabalos), 



Trochilus cuvieri Delattre and Boukcier, Rev. Zool., 1840, 310, pari (Tele- 

 mdn, Guatemala). 



Phaeochroa cuvieri Boucard, Gen. Hum. Birds, 1895, 353, part (Guatemala). 



Aphantochroa roherti Salvin, Proc. Zool. Soc. Lend., 1861, 203 (tierra caliente 

 of Vera Paz, e. Guatemala; coll. 0. Salvin); Ibis, 18G1, 354 (Guatemala; 

 crit.). — Heine, Journ. firr Orn., 1863, 178. 



Aphantocrhoa roherti Mulsant and Verreaux, Hist. Nat. Ois.-Mouch., i, livr. 2, 

 1874, 138 (mts. of Vera Paz, Guatemala). 



[Aphantochroa] roherti Simon, Cat. Troch., 1897, 9. 



Alphantochroci] roherti Hartert, Das Tierreich, Troch., 1900, 37 (monogr.). 



Campy lopterus roherti GovIjD, Mon. Troch., pt. xxiii, Sept., 1861, pi. 53 (vol. ii, 

 1861, pi. 53). — Mulsant and Verreaux, Classif. Troch., 1866, 22. — Elliot, 

 Classif. and Synop. Troch., 1879, 28.— Ridgway, Proc. U. S. Nat. Mus., iii, 

 1880, 310 (Choctum, Vera Paz, Guatemala). 



Phaeochroa roherti Gould, Introd. Troch., oct. ed., 1861, 55. — Mulsant, Ann. 

 Soc. Linn. Lyon, xxii, 1876, 202.— Nutting, Proc. U. S. Nat. Mus., vi, 

 1884, 406 (Los Sdbalos, Nicaragua).— Ridgway, Proc. U. S. Nat. Mus., xiv, 

 1891, 471 (San Pedro Sula and Santa Ana, Honduras).— Salvin, Cat. Birds 

 Brit. Tvius., xvi, 1892, 300 (San Felipe, Belize R., and Cayo, Brit. Hon- 

 duras; Choctum and Cantooloc, Guatemala). — Salvin and Godman, Biol. 

 Centr.-Am., Aves, ii, 1892, 326.— Lantz, Trans. Kansas Ac. Sci. for 1896-97 

 (1899), 221 (Cayo, Brit. Hondmas). 



[Phseochroa] roherti Sclater and Salvin, Nom. Av. Neotr., 1873, 80. 



[Polytmus] roherti Gray, Hand-list, i, 1869, 125, no. 1574. 



Genus PH^^OPTILA Gould. 



Phseoptila b Gould, Mon. Troch., v, July, 1861, text to pi. 340; Introd. Troch., 

 Oct. ed., 1861, 169. (Type, Cyano7nyia{?) sordida Gould.) 



Similar to Gynanthus but tail relatively longer, feet relatively 

 stouter, under parts brownish gray in both sexes, and coloration of 

 upper parts very dull. 



Bill much longer than head, depressed, broad at base, faintly 

 decurved; culmen broadly rounded but contracted into a narrow 

 ridge basally; tomia smooth; both maxilla and mandible with a 

 narrow lateral median sulcus, that of the former indistinct, however. 

 Nasal operculum broad, tumid, unfeathered, the frontal feathermg 

 forming a transverse hne across base of forehead. Tarsus slender, 

 with upper portion feathered; anterior toes about equal in length, 

 the hallux slightly shorter, all the toes slender, with claws relatively 

 small. Wing less than three times as long as exposed culmen, the 



a One specimen. ^ (Pa?of, obscurus et tztIXov, pluma. (Gould.) 



