vi BIRDS OF LA PLATA 



FAM. XX. FALCONID^E, OR FALCONS continued 



PAGE 



CROWNED EAGLE, Harpyhaliaetus coronatus, Vieill. . . 51 



PEREGRINE FALCON, Falco peregrinus, Linn 53 



ARGENTINE HOBBY, Falco fusco-cxmlescens, Vieill. ... 55 



ARGENTINE KESTREL, Tinnunculus cinnamominus, Sw. . . 56 



WHITE KITE, Elanus leucurus, Vieill. .... 57 



SOCIABLE MARSH-HAWK, Rostrohamus sociabilis, Vieill. . . 59 



PIGMY FALCON, Spiziapteryx circumcinctus, Kaup. 61 



CHIMANGO, OR COMMON CARRION HAWK, Milvago chimango, Vieill. 62 



CARANCHO, OR CARACARA, Polyborus tharus, Mol. ... 75 



FAM. XXL CATHARTIDJE, OR CONDORS 

 BLACK VULTURE, Cathartes atratus, Bartram . . . . 89 



FAM. XXII. PHALACROCARACIDJE, OR CORMORANTS 

 BRAZILIAN CORMORANT, Phalacrocorax brasilianus, Gm. . . 90 



FAM. XXIII ARDEID^E, OR HERONS 



Cocoi HERON, Ardea cocoi, Linn. ...... 92 



WHITE EGRET, Ardea egretta, Gm. ...... 101 



SNOWY EGRET, Ardea candidissima, Gm. . . . . . 101 



WHISTLING HERON, Ardea sibilatrix, Temm, .... 103 



LITTLE BLUE HERON, Butorides cyanurus, Vieill. . . . 104 



LITTLE RED HERON, Ardetta involucris, Vieill. . . . .105 



NIGHT HERON, Nycticorax obscurus, Bp. . . . . .112 



FAM. XXIV. CICONIM, OR STORKS 



MAGUARI STORK, Euxenura maguari, Gm. . . . .113 

 WOOD IBIS, Tantalus loculator. Linn 116 



FAM. XXV. PLATALEIDJE, OR IBISES 



WHITE-FACED IBIS, Plegadis guarauna, Linn. . . . .118 

 BLACK-FACED IBIS, Theristicus caudatus, Bodd, .... 120 

 BLUE IBIS, Harpiprion caerulescens, Vieill. . . . 122 



WHISPERING IBIS, Phimosus infuscatus, Licht 124 



ROSEATE SPOONBILL, Ajaja rosea, Reichenb. .... 125 



FAM. XXVI. PHCENICOPTERIDJE, OR FLAMINGOES 



ARGENTINE FLAMINGO, Phcenicopterus ignipalliatus, Geoffr. et 



d'Orb. ......... 127 



