10. CALLISTE. 137 



60. Calliste argentea. 



Procnopis argentea, Tsch. Wieqm. Arch. 1844, p. 285 ; id. F. P., Aves, 



p. lUi), pi. 14. fig. 2. 

 Calliste ai-gentea, Gray, Gen., App. p. 14 ; Bp. Consp. i. p. 235 ; 



Sclater, Contr. Oni. 1851, p. 60 ; id. P. Z. S. 1856, p. 259; id. Si/ti. 



Av. Tan. p. 85 ; id. Mon. Callist. p. 75, t. xxxiv. ; Scl. et Sulv. 



Nomencl. p. 19; Tacz. P. Z. S. 1874, p. 514 (Centr. Peru), 1879, 



p. 226 (N. Peru), 1882, p. 11 (N.E. Peru) ; id. Orn. Per. ii. 



p. 46(3. 

 Chalcothraupis argentea, Bp. R. Z. 1851, p 145; id. Note s. I. Tana. 



p. 19. 

 Calliste argentea vii-idicollis, Tacz. Orn. Per. ii. p. 468. 



Above greenish silvery grey ; cap black ; wings and tail black, 

 with edgings like the back but darker : below black ; flanks silvery 

 grey like the back ; throat and sides of head of a dark golden straw- 

 colour ; under wing-coverts white ; bill black ; feet dark brown : 

 whole length 5 inches, wing 3-1, tail 2-3. Female. Above bright 

 green, wings and tail darker ; cap dark brown : beneath cinereous, 

 breast and flanks rather greenish ; throat as in the male, but rather 

 paler. 



Hah. Peru and Ecuador. 



In the form from Southern Peru {G. argentea viridicoUis) the back 

 and flanks have a much more bluish tinge, and the throat is more 

 of a greenish yellow. But some of the North-Peruvian skins are 

 rather intermediate between this form and Ecuador specimens, in 

 which the throat is almost of a bright copper-colour. 



a. Subsp. typica. 



a,h. cJ 2 ad. sk. Tambillo, Peru {Stolzmann). Sclater Coll. 

 c. (S *id. ik. Jinia, Ecuador {Biicklei/). Sclater Coll. 



d,e. cJ ad. sk. Jima, Ecuador (Buck/ei/). Salvin-Godman CoU. 



b. Subsp. viridicoUis. 



a,b. cJ 5 ad. sk. Huero, valley of Urubamba, Salvin-Godman Coll. 

 Peru (Orton). 



61. Calliste argyrophenges. 



Calliste argTrophenges, Scl. et Salv. P. Z. S. 1876, p. 354, t. xxx. 

 tig. 2, 1879, p. 599 (Bolivia) ; Scl. Ibis, 1876, p. 408 ; Tacz. P. Z. S. 

 1882, p. 12 (N.E. Peru) ; id. Orn. Per. ii. p. 468. 



Above of a bright silvery ochre ; cap, wings, and tail black 

 below, middle of body black, flanks silvery ochre like the back 

 throat green; under wing-coverts black ; bill black; feet dark brown 

 whole length 4"5 inches, wing 2-8, tail 1-9. Fonale. Eack greenish 

 ochre ; head, wings, and tail blackish, feathers edged with green : 

 below cinereous, throat greenish ; flanks ochraceous. (Mas. Varsov.) 



Hah. Peru and Bolivia. 



The bright ochreous hue of the silvery back and the green throat 



