14 PROCEEDINGS OF THE ACADEMY OF 



II. Genus LEISTES, Swainson. 



(Genus Leistes, Swains. Zool., Jour, ii., p. 191.) 



1. Leistes. 



1. Leistis militaris, (Linnseus.) 



Emberiza militaris, Linn. Syst. Nat. i. p. 178, (1758.) 

 Oriolus guianensis, Linn. Syst Nat. i. p. 162, (1766.) 

 Oriolus americanus, Gm. Syst. Nat. i. p. 386, (1788.) 

 Xanthornus rubricollis, Hahn, Voegel, pt. v. (1819.) 

 Buff. PI. Enl. 236, fig. 2. Edwards' Birds, pi. 82. Vieill. Gal. ii. pi. 88. 

 Hahn, Voegel, pt. v., pi. 2. 



Numerous specimens of this well known species are in the Academy Museum, 

 labelled as from Brazil and Guiana, and in the Museum Smithsonian Institution 

 from Trinidad. 



2. Leistes superciliaris (Bonaparte.) 



Trupialis superciliaris, Bonap., Consp. Av., i. p. 430, (1850.) 

 Resembles the preceding, but rather larger and easily distinguished by its 

 conspicuous superciliary stripe of white. Specimens in the Academy Museum, 

 labelled Cayenne, and in Smithsonian Museum from Buenos Ayres, and Ceara, 

 Northern Brazil. 



2. Gymnomystax. 



(Genus Gymnomystax, Reichenbach.) 



3. Leistes melanicterus, (Vieillot.) 



Agelaius melanicterus, Vieill. Nouv. Diet, xxxiv. p. 544, (1819.) 

 Icterus citrinus, Spix. Av. Bras. i. p. 69, (1824.) 

 Psarocolius gymnops, Wagl., Syst. Av., p. (not paged, 1827.) 



Spix, Av. Bras., i. pi. 66. 



Specimens in Academy Museum from Cayenne and Brazil. 



3. Xanthosomus. 



(GeDUS Xanthosomus, Cabanis, Mus. Hein. i. p. 189.) 



4. Leistes icterocephalus, (Linnreus.) 



Oriolus icterocephalus, Linn. Syst. Nat. i. p. 163, (1766.) 

 Edward's Birds, pi. 323. Hahn, Voegel. pt. v., pi. 6. 

 Numerous specimens in Academy Museum, from Guiana and Trinidad. 



5. Leistes flavus, (Gmelin.) 



Oriolus flavus, Gm. Syst. Nat. i. p. 389, (1788.) 

 Psarocolius flaviceps, Wagler, Syst. Av., p. (not paged, 1827.) 

 ChrysomuB xanthopygius, Swains. Cab. Cy. p. 345, (1838.) 

 Voy. Beagle, Birds pi. 45. 



Specimens in Academy Museum from Brazil and other countries of South 

 America. This bird presents some variations in size, but nothing of specific 

 value in the specimens under examination. 



4. Fseudoleistes. 



(Genus Pseudoleistes, Sclat. Cat. Am. Birds, p. 137.) 



6. Leistes viridis, (Gmelin.) 



Oriolus viridis, Gm. Syst. Nat. i. p. 395, (1788.) 

 Agelaius Guirahuro, Vieill. Nouv. Diet, xxxiv., p. 545, (1819.) 

 Leistes Suchii, Vigors, Zool. Jour, ii., p. 192, (1825.) 

 Xanthornus Gasquetii, Quoy et Gaim. Voy. Uranie, Ois. p. 110, (1824.) 

 Leistes Orioloides, Swains. Cab. Cy. p. 303, (1838.) 

 Leistes brevirostris, Swains. Cab. Cy. p. 304. 

 Zool. Jour. Supp. pi. 10. Voy. Uranie Ois. pi. 24. PI. Enl. 236, fig. 1. 

 Specimens from Brazil in Museum Academy. This species is nearly allied to 

 the next succeeding, but seems to be larger, and has the under parts clear 

 yellow. 



[March, 



