NORTH AMERICAN MARSH BIRDS 65 



DISTRIBUTION 



Breeding range. — Southeastern United States, Central and South 

 America south to Patagonia. East to South Carohna (Colleton 

 County); Florida (Amelia Island, St. Johns River, St. Augustine, 

 Orlando, Lake Kissimmee, Lake Okeechobee and Cape Sable) ; Cuba; 

 British Guiana (Georgetown); Brazil (Monte Negro, Para, and 

 Iguage) . South to Brazil (Rio Grande do Sud) ; Uruguay (Rio 

 Negro, and Sta. Elena); Argentina (Concepcion, Barracas al Sud 

 and Cordoba). West to Argentina (Tucuman); Peru (Upper 

 Ucayali River and Tumbez) ; Ecuador (Babahoyo, probably) ; Costa 

 Rica (La Palma and Rio Frio) ; Nicaragua (Escondido River, proba- 

 bly); Guatemala (Coban); Mexico (southeastern Yucatan, Cozumel 

 Island, Tepic, Mazatlan, and the Gulf of California). North to north- 

 western Mexico (GuLf of California) ; Texas (Corpus Christi) ; Louisi- 

 ana (Cameron and Bayou .Sara); and Mississippi (Rodney). 



Postbreeding summer range.— Alter the breeding season there is 

 generally in the United States, a distinct northward movement of 

 both adults and immatures. At this time the species may be locally 

 common in southern California (San Diego, Saticoy, San Bernardino 

 Valley, Oceanside, Dagget, Bixby, Claremont, Dominguez, and Los 

 Angeles); Arizona (Santa Cruz River, Yuma, Needles, Temple, and 

 the valleys of the Colorado, Gila, San Pedro, and Bill Williams 

 Rivers) ; northern Texas (Gainesville) ; New Mexico (Fort Fillmore 

 and Fort Thorn) ; southern Illinois (across from St. Louis, Mo.) ; and 

 southeastern Indiana (Lyons, Bicknell, near Brookville, and Terra 

 Haute) . 



Winter range. — In winter the wood ibis withdraws only a short 

 distance from the extremes of its breeding range. It is occasionally 

 found wintering as far north as Royal Palm Hammock, Florida 

 (Hurter, 1881) and Mount Pleasant, South Carolina (Wayne, 1910). 



Spring migration. — Early dates of arrival: Florida, Orlando, 

 March 5, Indian River, March 28, Smyrna, March 29; Mississippi, 

 Biloxi, March 21; Texas, Corpus Christi, March 25. 



Fall migration — Late dates of departure: Florida, Amelia Island, 

 November 2, Indian Key Reservation, October 1 ; Mississippi, 

 Rodney, September 25. 



Casual records. — Stragglers have wandered much farther than the 

 regular postbreeding summer range and have been taken or noted 

 north to Montana (southwestern part of the State, June 18, 1911); 

 Wyoming (Yellowstone, Grand Canyon, Jidy 16, 1925); Colorado 

 (two near Denver, August 30, 1902); Wisconsin (Racine, September 

 10, 1868; another at La Crosse and a third on Rock River between 

 Janesville and Edgerton) ; Michigan (Monroe, June 19, 1910); 

 Massachusetts (Georgetown, June 19 1880, Chilmark, Martha's 



