A M A Z I L I A . • 225 



Adult. Head and upper surface dark green ; purplish-red on the rump. Under 

 parts shming grass-green. Thighs white. Upper tail coverts and tail deep blue, 

 the under coverts fringed with grayisli-white. Wings purple. Maxilla black, man- 

 dible riesh-color, tip black. Total length, 3^ in. Wing, 2^ in. Tail, 1|. in. Cul- 

 men, | in. (Type in my collection.) 



21. Amazilia v^arsze^^^iczi. 



Hemithylaca warszexoiczi. Cab. and IIkin., Mus. Ilcin. Th., iii, p. 38 (1860). 

 Sauccrottia warszcwiczi, Gould, liitr. Troch., octavo ed., p. 163 (18GI). 

 Ariana warszewiczi, MuLs., Hist. Nat. Ois. Mouch., torn, i, p. 327. 



Sah. Columbia, Bank of the Magdalena. 



Adult. This species differs from A. sojJiiw in being slightly smaller, in having 

 the rump green like the back, and tho tail a brighter blue. Total length, :3'^ in. 

 AVing, 1^ in. Tail, Ig in. Culmen, | in. 



22. Amazilia saucerottii. 



Trochzlus saucerottei, BonRC. and Delatt., Rev. Zool. (184G), p. 311. 



Pvlytmus saucerottii. Gray, Gen. Birds, vol. i, p. 108, sp. 67. 



Saucerottia typica. Bon., Consp. Gen. Av., vol. i, p. 77 (1850). — Id., Rev. and Map;. Zool. (1854), p. 255. — 



Reich., Aufz. der Colib., p. 7 (1853). — Gould, Intr. Troch., octavo ed., p. 162 (1861). 

 Chlorestes typica, Reich., Troch. EnuuL, p. 4, pi. 701, figs. 4569-70 (1855). 



Erythronola saucerottei, Gould, Mon. Troch., vol. v, pi. 321. — Muls., Hist. Nat. Ois. Mouch., torn, i, p. 331. 

 Hemithylaca saucerottei. Cab. and Hein.. Mus. Hein. Th., iii, p. 38 (note 12) (1860). 

 Ariana saucerottei, Muls., Hist. Nat. Ois. Mouch., torn, i, p. 316. 



Eab. Columbia. 



Adult. Top of head and upper surface dark grass-green; under surface luminous 

 green, much lighter than the upper parts. Vent white. Under tail coverts dark 

 bronzy-brown edged witli grayish-white. Wings purple. Upper tail coverts and 

 tail steel-black. Maxilla black, mandible flesh-color, tip black. Total length, 3| 

 in. Wing, 1| in. Tail, 1| in. Culmen, | in. 



23. Amazilia cyanifrons. 



Trnchilus cyanifrons, BouRC, Rev. Zool. (1843), p. 100.— Id., Ann. Soc. Agr., Lyon (1843), p. 42. 



Pdlytmus cyanifrons. Gray, Gen. Birds, vol. i, p. 108, sp. 66 (1844-49). 



Thalurania cyanifrons, BoN., Consp. Gen. Av., p. 77 (1850). 



Saucerottia cyanifrons, Reich., Aufz. der Colib., p. 8 (1853). — Box., Rev. and Mag. Zool. (1854), p. 255. — 



Gould, Mon. Troch., vol. v, pi. 323. 

 Chlorestes cyanifrons, Reich., Troch. Enum., p. 4, pi. 701, figs. 4571-72 (1855). 

 Hemithylaca cyanifrons. Cab. and Hein.. Mus. Hein. Th., iii, p. 39, sp. 83 (I860).— Gould, Intr. Troch., octavo 



ed., p. 163 (1861). 

 Eratopis cyanifrons. Hei.ne, Journ. fur Ornith. (1863), p. 191. 

 Ariana cyanifrons, Muls., Hist. Nat. Ois. Mouch., torn, i, p. 332. 



Eab. Columbia. 



Adult. Top of head deep blue ; upper surfoce bronzy-green. Under surface 

 luminous grass-green. Under tail coverts purplish-olive, margined with grayish- 



29 January, 1879. 



