120 TANAGEID^. 



but there is no recent authority for the occurrence of this form in 

 ('ayenne. 



a. Ad. St. Brazil. J. Gould, Esq. 



b-d. Ad.sk. Biihia, Brazil (Wucherer). Salvin-Godiuan Coll. 



e,f. Ad.sk.; (/. Brazil. Sclater Coll. 



Jr. sk. 



h, i. Ad. sk. Brazil. M. Claussen [P.]. 



.;. Ad. sk. Cayenne (?). Sclater Coll. (C.albi- 



ventris, Sclater, olim.) 



35. Calliste flaviventris. 



Taaagi'a mexicana, Linn. S. N. i. p. 315. 



Tanagra flaviventris, Vieill. JVouv. Diet, xxxii. p. 410 ; id. Enc. Meth. 



p. 774. 

 Calliste mexicana, Bp. Cotisp. i. p. 235. 

 Callospiza mexicana, Cab. in ScJiovib. Gidan. iii. p. 670. 

 Calliste flaviventris, Sclater, Contr. Orn. 1851, p. 69 ; id. P. Z. S. 1856, 



pp. 19, 257 5 id. Mon. Callist. p. 63, pi. 29 ; id. Syn. Av. Tan. p. 83 ; 



id. Cat. A. B. p. 68 : Scl. ef Salv. P. Z. S. 1867, p. 571 (Lower 



Amazons) ; iid. Numencl. p. 19; Lnyard, Ibis, 1873, p. 379 (Para) ; 



Salv. Ibis, 1885, p. 210 (Brit. Guiana); Pekeln, Orn. Bras. p. 207 



(partim). 

 Callispiza flaviventris. Cab. Mus. Hein. i. p. 27. 

 Callospiza cayaneusis, Bp. Rev. Zool. 1851, p. 169 ; id. Note s. I. 



Tany. p. 20. 

 Callospiza mexicana, Bp. Compt. Rend, xxxii. p. 80 ; id. Rev. Zool. 



1851, p. 169 ; id. Note s. I. Tatty, p. 20. 

 Calliste vieilloti, Sclater, P.Z.S. 1856, p. 257; id. Mon. Callist. 



p. 65 ; id. Syn. Av. Tan. p. 83 ; id. Cat. A. B. p. 69 ; Taylor, Ibis, 



1864, p. 82 (Trinidad) ; Scl. et Salv. N&mencl. p. 19 ; Finsch, P. Z. S. 



1870, p. 579 (Trinidad). 



Above black ; fore part of cap (except narrow front), sides of head, 

 margins of larger wing-coverts, and rump bright blue ; smaller upper 

 wing-coverts bright turquoise-blue, narrow outer margius of pri- 

 maries bright greenish blue : below blue, varied on the throat and 

 flunks with black ; middle of abdomen and crissum pale sulphur- 

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

 whole length 5-4 inches, wing 2-7, tail 1-8. Female like the 

 male. 



Hah. Lower Amazonia, Cayenne, Guiana, Venezuela, and Tri- 

 nidad. 



In former writiugs I have kept a form of this species distinct as 

 C. vieilloti; but the difference (consisting merely in the stronger 

 tinge of the yellow belly) is so slight that I have now united the 

 two forms as subspecies. 



a. Subsp. typica. 



a. Ad. st. Cayenne. Purchased. 



b, c. Ad. sk. Cayenne. Sclater Coll. 



d. Ad. sk. Cayenne. Salvin-Godman Coll. 



Ad. sk. British Guiana (Spence). Sclater Coll. 



Ad. sk. Barra do Rio Negro (Wal- Sclater Coll. 



lace). 



