ig 1 8. 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 meridional! " 



= 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. 



*Polytmus thaumantias chrysobronchus (Shaw). SHAW'S GOLDEN 

 THROAT. 



Trochilus chrysobronchus SHAW, Gen. Zool., VIII (1812), 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, 1916, p. 414. 



Range: Guiana, Trinidad, Venezuela and Colombia. 



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



Genus LEUGOCHLORIS Reichenbach. 



Leucochloris Reichenbach, Aufz. der Colob., 1854, p. 10 (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 b (Reichenbach). REICHENBACH'S WHITE THROAT. 

 Chlorestes malvina REICHENBACH, Trochil., 1855, pi. 696, Figs. 4550-4551; 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. 



b Leucochloris malvina (REICH.): Readily distinguished from L. albicollis 

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

 pure white as in L. albicollis). 



