Range. - Eastern United States, breeding north to the Middle States and occasionally straying to the Canadian border, especially in the Mississippi Valley.

Western Sandpiper Willet.

Western Sandpiper. Willet.

258 Willet Catoptrophorus Semipalmatus Semipalmatu 457

Buff.

These large waders are among the most abundant of the marsh or beach birds. They breed in small companies in marshes, frequently in those which are covered with water at high tide, building a frail nest of grasses and weeds, where it will be barely out of reach of the highest water. The three or four eggs have a brownish, or sometimes greenish, buff ground color and are blotched with umber, and have fainter markings of lilac. Size 2.00 x 1.50. Data. - Sandy Bank, South Carolina, May 3, 1901. Nest on the ground, secreted in the high grass. Made of dead marsh grass, lined with finer grasses.

258 Willet Catoptrophorus Semipalmatus Semipalmatu 458258 Willet Catoptrophorus Semipalmatus Semipalmatu 459

258a. Western Willet. Catoptrophorus Semipalmatus Inornatus

Range. - Western North America, breeding north to Manitoba and British Columbia. Casually found on the South Atlantic coast during migrations.

A larger and paler form of the preceding species; length 15.5 inches. The nesting habits are the same, and the eggs cannot be distinguished from those of the common Willet. Data. - Refugio, Texas, May 18, 1900. 4 eggs in a grass lined depression on the bay shore flat. Collector, J. W. Preston.