T II A L U R A N I A . gy 



1. Thalurania glaucopis. 



Trochilus glaucopts, Omel., Syst. Nat., vol. i, p. 407 (17S!^). 



Trochilus frontalis, Lath., Ind. Orii., vol. i, p. 318 (1790). 



Ornismya glaucopis, Less., Ois. Mouch., p. 17.'i, pis. fiS, .59 (1829). 



Polylmus glaucopis, Gr.\y, Gen. Birds, vol. i, p. 108, sp. 58. 



Cceligena glaucopis, Reich., Troch. Euum., p. 3, t. G85, fig-s. 4.509-10 (18.').')). 



Thalurania glaucopis, Gould, Mod. Trooh., vol. ii, pi. 99. — Id., Intr. Trocli., octavo pd., p. 7G. — ISon., Consp. 



Gen. Av., p. 77. — Id., Ilov. and Mag. Zool. (18541, p. 254. — REirit.. Aufz. dcr CUilib., p. 7. — Cab. and 



Hein., Mus. Hein. Th., iii, p. 23. — Sai.v. and Ei,i.iot, Ibis (1873), p. 35.5. — Muls., Hist. Nat. Ois. Moucli., 



torn, iii, p. 59. 

 Glaucopis frontalis, Bl'rmeist., Th. Bras., 2d pt., p. 333, sp. 1 (1856). 

 Thalurania lucice, Lawr., Ann. Lye. Nat. Hist. N. Y. (1862), vol. vii, p. 2.— Sai.v. and Ki.mot, Ibis (1873), 



p. 355. — Mui.s., Hist. Nat. Ois. Mouch., torn, iii, p. 02. 



JIab. Brazil, Tres Marias Islands. 



Male. Centre of the crown metallic purplish-blue. Upper surface dark o;rass- 

 green, brightest on the upper tail coverts. Entire under surface shinini^ yellowish- 

 green. Tail steel-blue. Wings purple. Bill black. Total length, 4q in. A\ ing, 

 2^-\ in. Tail, 2 in. Cuhnen, | in. 



Female. Head and nape bronzy-green, rest of upper surface bright green. Under 

 parts gray, washed with green on the flanks. Median rectrices and base of lateral 

 ones shining green, the remaining portions of lateral ones black tipped with white. 



2. Thalurania columbica. 



Ornismya columbica, BonRO. and Mri.s., Rev. Zool. (1843), p. 2. 



Polylrilus columhicus, Grav, Gen. Birds, vol. i, p. 108, sp. (iO. 



Thalurania venusta, GouLii, P. Z. S. (1850), p. 163.— Id.. Mon. Troth., vol. ii, pi. 105.— In.. Intr. Troch., octavo 



ed., p. 78.^BoN-., Rev. and Mag. Zool. (1854), p. 254. — Reich., AuCz. dcr t'olili.. p. 7.— In., Troch. ICmiin., 



p. 3, pi. 683, figs. 4504-5. — Cab. and Hein., Mus. Ileiu. Th., iii, p. 24. — Mui.s., Hist. Nat. Ois. Mouch., 



torn, iii, p. 63. 

 Thalurania columhiana, Gould, F. Z. S. (1852), p. 8. 



Cwligena columbica, Reich., Troch. Enum., p. 3, t. 685, figs. 4511-12 (1855). 

 Thalurania columbica, Gould, Mon. Troch., vol. ii, pi. 106. — Id., Intr. Troch., octavo ed., p. 78. — Reich., Aufr. 



der Colib.. p. 7.— Salv. and Elliot, P. Z. S. (1873), p. 355. 

 Thalurania puella, Bon., Rev. and Mag. Zool. (1854). p. 254. — Reich., Aufz. der Colib., p. 7. — Id., Troch. 



Enum., p. 3 (1855). 



Hab. Costa Rica, Veragua, Panariia, Columbia, 



31ale. Crown of head and a band across the back, wing coverts, abdomen, and 

 under tail coverts dark ultramarine blue. Nape and upper part of ba(,k, black in 

 some lights, deep grecni in otliers. Lower part of back green. Upper tail coverts 

 and tail black glossed with steel-blue. Throat and breast shining emerald-green. 

 Bill black. Total length, 3| in. Wing, 21 in. Tail, If in. Cidmen, f in. 



Female. Above golden-green; beneath gray. Tail green at base, rest steel-blue, 

 lateral feathers tipped with white. 



3. Thalurania furcata. 



Trochilus furcatus. Gmel., Syst, Nat. (1788), vol. i. p. 486.— Lath., Ind. Ornith., vol. i, p. 304 (1790). 

 Ornismya furcata. Less., Hist. Nat. Ois. Mouch.. p. 82, pi. 18 (1829J. 

 Polytmus furcatus, Gray, Gen. Birds, vol. i, p. 108, sp. 61. 



