114 CHECK-LIST OF NORTH AMERICAN BIRDS. 
Guinea, the Bismark Archipelago, Tonga Islands, Australia, and New 
Zealand; in fall migration occurs on Kotzebue and Norton sounds, 
Pribilof, Unalaska, and Queen Charlotte islands; accidental in Hawaii 
and Great Britain. 
Pisobia maculata (VIEILLOT). Pectoral Sandpiper. [239.] 
Tringa maculata Vie1LLotT, Nouv. Dict. d’Hist. Nat., XXXIV, 1819, 465. 
(Antilles, or southern United States.) 
RancE.— North and South America. Breeds on the Arctic coast 
from northern Alaska to mouth of Yukon and northeastern Mackenzie; 
winters in South America from Peru and Bolivia to northern Chile, 
Argentina, and central Patagonia; in migration very rare on Pacific 
coast south of British Columbia, except in Lower California; common 
in fall migration in Mississippi Valley and on the Atlantic coast, rare 
in spring; casual in northeastern Siberia, Unalaska, and Greenland; 
accidental in Hawaii and England. 
Pisobia fuscicdéllis (ViEILLOT). White-rumped Sandpiper. [240.] 
Tringa fuscicollis Vin1LLot, Nouv. Dict. d’Hist. Nat., XX XIV, 1819, 461. 
(Paraguay.) 
RancGe.— North and South America. Breeds along the Arctic coast 
from northwestern Mackenzie to Cumberland Island; has occurred in 
summer west to Point Barrow and east to Greenland; winters from 
Paraguay to southern Patagonia and the Falkland Islands; in migra- 
tion most abundant in the Mississippi Valley, less so on the Atlantic 
coast; casual in Bermuda, Great Britain, the West Indies, and Central 
America. 
Pisobia bairdi (Cours). Baird’s Sandpiper. [241.] 
Actodromas bairdii Cours, Proc. Acad. Nat. Sci. Phila., 1861, 194. 
(Fort Resolution, Great Slave Lake, Canada.) 
RanGE.— North and South America. Breeds along the Arctic coast 
from Point Barrow to northern Keewatin; winters in Chile, Argentina, 
and Patagonia; occurs regularly in migration from the Rocky Moun- 
tains to the Mississippi River, and in Central America and northern 
South America, and irregularly in autumn on the Pacific coast from 
