igiS. Catalogue of Birds of the Americas — Cory. 229 



Genus POLYTMUS Brisson. 

 Polytmus Brisson, Orn., Ill, 1760, p. 667 (Type Trochilus thaumantias Linn.). 



Polytmus thaumantias {Linn.). Southern Gold Throat. 



Trochilus thaumantias Linn., Syst. Nat., I, 1766, p. 190 ("America meridionali" 



= Brazil, by designation).* 

 Polytmus thaumantias Elliot, Syn. Trochil., 1879, p. 214 part; Salvin, Cat. Bds. 

 Brit. Mus., XVI, 1892, p. 174, part; Brabourne and Chubb, Bds. S. Am., I, 

 1912, p. 124, No. 1204. 



Range: Brazil and Paraguay. 



*PoIytmus thaumantias chrysobronchus (Shaw). Shaw's Golden 

 Throat. 



Trochilus chrysobronchus Shaw, Gen. Zool., VIII (18 12), p. 287 (Guiana). 

 Polytmus thaumantias chrysobronchus Hellmayr, Nov. Zool., XIII, 1906, p. 36; 



Id., XV, 1908, p. 264. 

 Polytmus chrysobronchus Chubb, Bds. Brit. Guiana, I, 191 6, p. 414. 



Range: Guiana, Trinidad, Venezuela and Colombia. 



4: Trinidad i; British Guiana (Mt. Roraima) i; and Colombia 2. 



Genus LEUCOCHLORIS Reichenbach. 



Leucochloris Reichenbach, Aufz. der Colob., 1854, P- ^o (Type Trochilus albicollis 

 Vieillot). 



*Leucochloris albicollis ( Vieillot). Brazilian White Throat. 



Trochilus albicollis Vieillot, Nouv. Diet. d'Hist. Nat., XXIII, 1818, p. 426 



("Bresil"). 

 Leucochloris albicollis Gould, Mon. Trochil., V (1855), pi. 291; Elliot, Syn. 



Trochil., 1879, p. 200; Salvin, Cat. Bds. Brit. Mus., XVI, 1892, p. 178; 



Hartert and Venturi, Nov. Zool., XVI, 1909, p. 222. 

 Colibiri albigularis Spix, Aves. Bras., I, 1824, p. 81, pi. 82, Fig. i. 



Range: Southern Brazil, Paraguay, and N. Argentine. 

 i: "Brazil." 



Leucochloris malvina*' (Reichenbach). Reichenbach's White Throat. 



Chlorestes malvina Reichenbach, Trochil., 1855, pi. 696, Figs. 455o-455i; Id., 



Trochil. Enum., 2nd. ed., 1855, p. 4 ("Brasil"). 

 Agyrtria malvina Pelzeln, Zur Ornith. Bras., I, 1867, p. 29 (Note i). 

 Leucochloris malvina Simon and Hellmayr, Nov. Zool., XV, 1908, p. 3. 



Range: Southeastern Brazil. 



* Cf. Brabourne and Chubb, Bds. S. Am., I, 1912, p. 124, No. 1204. 



^ Leucochloris malvina (Reich.) : Readily distinguished from L. albicollis 

 (ViEiLL.) by its relatively longer outer tail feather and green spots on throat (not 

 pure white as in L. albicollis). 



