148 Field Museum of Natural History — Zoology, Vol. XIII. 



Micropus montivagus (dVrb.). D'Orbigny's Swift. 



Cypselus montivagus d'Orbigny, Voy. Am. Mend., 1835-44, P- 357. pl- 42, Fig. i 



(Samaypata et Santa Cmz, Bolivia). 

 Micropus montivagus Hartert, Cat. Bds. Brit. Mus., XVI, 1892, p. 458. 



Range: Mountains of Bolivia and Peru. 



Suborder TROCHILI. 

 Family TROCHILIDi^. Humming Birds. 



Genus DORYFERA Gould. 



Doryfera (not Doryphora Illiger 1809) Gould, Proc. Zool. Soc. Lend., 1847, p. 95 

 (Type "Trochilus louise = Trochilus ludoviciae Bourcier and Mtilsant). 



Hemistephania Reichenbach, Aufz. der Colib., 1854, P- 9 (Type Trochilus ludo- 

 viciae Bourcier and Mulsant). 



*Doryfera johannae (Bourcier). Blue-fronted Lance-bill. 



Trochilus johannae Bourcier, Proc. Zool. Soc. Lond., 1847, p. 45 (Peru). 

 Doryfera johannae Goxjld, Mon. Trochil., II, 1853, pi. 87; Chubb, Bds. 



Brit. Guiana, I, 1916, p. 378; Hartert, Das Tierreich, Trochil., 1900, 



p. II. 

 Doryfera euphrosinae Mulsant and Verreaux, Ann. Soc. Linn. Lyon, 28, 1871, 



p. 319; Taczanowski, Proc. Zool. Soc. Lond., 1882, p. 35. 

 Hemistephania johannae Elliot, Synop. Trochil., 1879, P- 80; Salvin, Cat. Bds. 



Brit. Mus., XVI, 1892, p. 40. 

 Hemistephania guianensis Boucard, The Humming Bird, III, 1893, p. 10 



(British Guiana). 



Range: Peru, Ecuador, Colombia and Guiana. 

 4: Colombia 3; British Guiana i. 



*Doryfera ludoviciae ludoviciae {Bourc. and Muls.). Green-fronted 

 Lance-bill. 



Trochilus ludoviciae Bourcier and Mulsant, Ann. Sci. Phys. et Nat. Lyon, X, 



1847, p. 136 (Colombia). 

 Doryfera ludoviciae Gould, Mon. Trochil., II, 1853, pi. 88. 

 Hemistephania ludoviciae Elliot, Syn. Trochil., 1879, pi. 81; Salvin, Cat. Bds. 



Brit. Mus., XVI, 1892, p. 39. 

 Doryfera ludoviciae ludoviciae Chapman, Bull. Am. Mus. N. H., XXXVI, 1917, 



p. 278 (Salento, Buena Vista, etc., Colombia). 



Range: Colombia, Venezuela and Andes of Bolivia.* 

 7 : Colombia. 



• I have not seen specimens from Bolivia. 



