xiv BIRDS OF LA PLATA 



FAM, VI. FRINGILLIDJE continued 



PAGE 



LONG-TAILED REED FINCH, Donacospiza albifrons, Vieill. . . 48 

 BLACK-AND-CHESTNUT WARBLING FINCH, Poospiza nigrorufa, 



d'Orb. et Lafr. . .49 



MOURNING FINCH, Phrygilus fruticeti, Kittl 50 



YELLOW CARDINAL, Gubernatrix cristatella, Vieill. . . 51 



LESSER DIUCA FINCH, Diuca minor, Bp 52 



CHINGOLO SONG-SPARROW, Zonotrichia pileata, Bodd, . . 54 



RED-BILLED GROUND-FINCH, Embernagra platensis, Gm. . . 57 



BLACK-HEADED SISKIN, Chrysomitris icterica, Licht. , 59 



YELLOW HOUSE-SPARROW, Sycalis pelzelni, Sel. 61 



MISTO SEED-FINCH, Sycalis luteola, Sparrm 67 



FAM, VII. ICTERIDJE, OR TROUPIALS 



ARGENTINE COW-BIRD, Molothrus bonariensis, Gm. ... 69 

 SCREAMING COW-BIRD, Molothrus rufoaxillaris, Cassin. . . 96 

 BAY- WINGED COW-BIRD, Molothrus badius, Vieill. . . .112 

 YELLOW-SHOULDERED MARSH-BIRD, Agelzus thilius, Mol. . . 115 

 YELLOW-HEADED MARSH-BIRD, Ageteus flavus, Gm. . . .116 

 SCARLET-HEADED MARSH-BIRD, Amblyrhamphus holosericeus, Scop. 118 

 RUFOUS-HEADED MARSH-BIRD, Ageism ruficapillus, Vieill. . .119 

 RED-BREASTED MARSH-BIRD, Leistes superciliaris, Bp. . . 120 

 YELLOW-BREASTED MARSH-BIRD, Pseudoleistes virescens, Vieill. . 123 

 PATAGONIAN MARSH-STARLING, Trupialis militarist Linn. . .126 

 MILITARY STARLING, Trupialis defilippii, Bp. . . .128 

 CHESTNUT-SHOULDERED HANG-NEST, Icterus pyrrhopterus, Vieill. . 130 

 CHOPI, Aphobus chopi, Vieill. 132 



FAM. VIII. TYRANNIDJE, OR TYRANTS 



CHOCOLATE TYRANT, Myiotheretes rufiventris, Vieill, . . .135 



PEPOAZA TYRANT, Txnioptera nengela, Linn. . . . .138 



BLACK-CROWNED TYRANT, Txnioptera coronata, Vieill. . . 141 



DOMINICAN TYRANT, Tsenioptera dominicana, Vieill. . . . 144 



LITTLE WIDOW TYRANT, Tsenioptera irupero, Vieill. , , . 145 

 MOUSE-COLOURED TYRANT, T&nioptera murina, d'Orb. et Lafr. . 147 



CHAT-LIKE TYRANT, Txnioptera rubetra, Burm, , . . 148 



