Gene i a of Humming Birds. ill 



Mazatlan Humming-bird, Gould, Mon. Troch., Suppl., 

 1886, p. 96. 



Habitat. — Mazatlan, Lower-California. 



Male. — Upperside reddish-bronze. Throat and upperpart 

 of breast metallic bluish-green. Underside bronzy-green, with 

 a coppery lustre. Undertail-coverts white. Wings pale 

 brown. Tail brownish-black, lateral feathers slightly tipped 

 with gray. Bill red, tip black. 



Total length, 3fin. Wing, i-|. Tail, 1^. Culmen, J. 



The Type (from Elliot's collection) is now the property of 

 the Museum of Natural History, New York. 



*I53. Iache doubledayi, Bourcier P.Z.S., 1847, P- 4-6- 



Hylocharis doubledayi, Gray, Gen. Birds, vol. i., p. 114. 

 Thaumatias doubledayi, Bon. Consp. Gen. Av., 1850, vol. i. ; 



P . 78. 



Cyanophaia doubledayi, Reich., Aufz. der Col., 1853, p. 10. 



Sapphironia circe, Bon. Rev. and Mag. Zool, 1814, p. 156- 



Circe doubledayi, Gould, Mon. Troch., vol. v., p. 339. 



Doubleday's Humming Bird, Gould, Mon. Troch., vol. v., 

 P- 339- 



La Circê de Doubleday, Muls., Hist. Nat. Ois. Mou., 1875, 

 vol. ii., p. 45. 



Habitat. — Chihuitan (S. Mexico). 



Male. — Top of head metallic bluish-green. Upperside and 

 abdomen dark bronzy-green with a bluish shade on the 

 abdomen. Throat brilliant blue. Undertail-coverts dark 

 brown, edged with gray. Wings pale brown. Tail steel-blue 

 tipped with gray. Bill red, tip black. 



Total length, 3y<]-i n - Wing, i|. Tail, i T 5 ^-. Culmen, \\. 



Bourcier's specimen is in Elliot's collection. 



¥r 



154. ÏACHE NITIDA, Salv. and Godm. Ibis., 1889, p. 240. 



Dark blue Humminçr-bird . 



V Oiseau mouche bleu foncé. 



Habitat. — Guerrero (Mexico). 



Male. — Closely allied to /. doubledayi, but the whole throat 



