26 SY^' 01' SIS OF THE HUMMING-BIRDS. 



5. Campylopterus lazulus. 



Trvchilus lazulus, Bonnatt., Ency. Metli., vol. ii, p. 557 (1791). 



Trochilusfalcatus, Less., Ois. Mouch.. p. 12G, pi. 36 (1829).— Swain., 111. Zool., vol. ii, pi. 83. 

 Polytnms lazulus, Gray, Gen. Birds, vol. i, p. 107 (1844^9). 



Swpioj-iterus lazulus. Reich., Aufz. der Colib.. p. 11 (1853).— Id., Troch. Enum., p. 9. pi. 801, fig. 4863-64 (1855). 

 Campylopterus lazulus, Bon., Rev. and Mag. Zool. (1854), p. 250. — Id., Consp. Gen. Av., p. 71. — Goui.d, Mon. 

 Troch., vol. ii, pi. 44. — Id., Intr. Troch., octavo ed., p. 51. — Cab. and IIein., Mus. Hein. Th., iii, p. 13. — 

 MuLs., Hist. Nat. Ois. Mouch., torn, i, p. 131. 



Hah. Venezuela, Columbia, Ecuador. 



2IaJe. Entire upper surface glittering grass-green. Wings purplish-brown. 

 Throat and breast dark metallic-blue with a purple lustre, blending into the glitter- 

 ing green of the abdomen and flanks. Under tail coverts chestnut. Eectrices 

 deep chestnut, tipped with shining green. Bill black. Total length, b\ in. Wing, 

 2j in. Tail 2 in. Culmen, 1 in. 



Female has the under surface brownish-gray, lateral tail feathers chestnut, mar- 

 gined with black. Upper parts similar to the male. 



6. Campylopterus hemileucnms. 



Trochilus hemileucurus, Licht., Preis-Verz. Mex. Thier. (1833), no. 33. 

 Ornismya {Campylopterus) Delattrei, Less., Rev. Zool. (1839), p. 14. 

 Mellisuga delattrei. Gray, Gen. Birds, vol. i, p. 113. 



Campylopterus delattrei, Gould, Mon. Troch., vol. i, pi. 45. — Bon., Consp. Gen. Av., vol. i, p. 71. — Id., Rev. and 



Mag. Zool. (18.54), p. 250.— Reich., Aufz. der Colib., p. 11.— Id., Troch. Enum., p. 9, t. 804, fig. 4869-70. 



Campylopterus hemileucurus. Cab. and Hein., Mus. Hein. Th., iii, p. 13. — Gould, Intr. Troch., octavo ed.,p. 52. 



Hah. Mexico to Yeragua in Central America. 



Male. Top of head and lores dull black. A small spot of white behind the eye. 

 Occiput black, and entire under surface bright violet-blue. Hump and upper tail 

 coverts green. Wings brown. Under tail coverts, blue-black glossed witk green. 

 Tail steel-black, middle feathers glossed with green, and the outer ones largely 

 tipped with white. Bill black. Total length, 5j in. Wing, 3j in. Tail, 2| in. 

 Culmen, IjL in. 



Female. Head brown. Upper surface and flanks brilliant green, inclining to 

 blue on the upper tail coverts. Throat greenish-blue. Under surface gray. Median 

 rectrices dark green, rest black, three lateral ones tipped with white. The size is 

 about the same as that of the male. 



7. Campyloptems ensipennis. 



Trochilus ensipennis, Swain., Zool. lllust., vol. ii, pi. 107. 



Campylopterus ensipmnis, Less., Ois. Mouch., p. 124, pi. 35 (1829). — Id., Trait. Orn., p. 289.— Gould, Men. 

 Troch., vol. ii, pi. 46.- Id., Intr. Troch., octavo ed., p. 5,3. — Reich., Aufz. der Colib , p. 11.— Id., Troch. 

 Enum., p. 9, pi. 803. fig. 4867-68.— Bon., Consp. Gen. Av., vol. i, p. 71.— Id., Rev. and Mag. Zool. (1854), 

 p. 250. — Mui.s., Hist. Nat. Ois. Mouch., torn, i, p. 122. — Cab. and Hein., Mus. Hein. Th., iii, p. 12. 



Polytmus ensipennis, Gray, Gen. Birds, vol. i, p. 107. 



Hab. Island of Tobago. Venezuela. 



