1921 BIRDS OF MONTANA 51 



1900 (Silloway, 1901a, p. 42) ; Gallatin Valley, August 24, 1908: Mystic Lake, 

 Gallatin County, August 4, 1909; Silver Bow, August 25, 1909; Gold Creek, 

 Powell County, August 20, 1910; Race Track, Deer Lodge County, September 

 26, 1910; Bitterroot Valley, September 7, 1911 (Bailey, MS) ; Kalispell, August 

 1, 1914. 



S3. Catoptrophorus semipalmatus inornatus (Brewster) 



Western Willet 



A rather rare summer resident, or migrant, principally in the eastern part 

 of the state. There are no records at present west of the continental divide. 

 Breeding records: Breeds, Rocky Mountains (Coues, 1874b, p. 642) ; i\Ioreland 

 (now Manhattan, Gallatiu County), August 19, 1888 (Richmond and Knowl- 

 ton, 1894, p. 302) ; two nests found near Belgrade, Gallatin County, 1911, by W. 

 L. Thomas (Saunders, 1913a, p. 116) ; nests commonly near Billings (Thomas. 

 ]\IS). 



Migration records: Custer and Dawson counties, May 25, 1902; May 27, 

 1903; September 5 and 8, 1903 (Cameron, 1907, p. 254) ; Fort Keogh, rare in 

 spring (Thorne, 1895, p. 213) ; Lewistown, May 2, 1903 (Silloway, 19()3a, p. 

 20) ; Dutton, eight. May 9, 1917 (DuBois, MS). 



84. Bartramia longicauda (Bechstein) 



Upland Plover 



Formerly an abundant summer resident throughout the state on the prairies 

 and in the valleys of the mountainous half. Now still found in many localities 

 and common locally, but becoming steadily rarer. Breeding records : Nests with 

 fresh eggs found June 14 to July 15, 1873 (Allen, 1874, p. 67) ; Quaking Ash 

 River, eggs and bird obtained June 26, 1874 (Coues, 1874b, pp. 644-645) ; 

 abundant, upper Missouri, young obtained in July (Grinnell, 1876, p. 653) ; 

 common to eastern base of mountains (Cooper, 1869b, p. 298) ; Yellowstone River 

 (McChesney, 1879, p. 2393) ; Dearborn River, nest with eggs hatching, June 21 

 (Croft, 1882, p. 107) ; Custer and Dawson counties, nests and young found early 

 in July (Cameron, 1907, p. 254) ; Flathead Lake, adult and downy young taken 

 June 21, 1901 (Silloway, 1901a, p. 42) ; Fort Keogh, breeds (Thorne, 1895, p. 

 213) ; Fergus County, nests at Lewistown, May 25, 1904 (Silloway, 1904b, p. 

 149, and 1903a, p. 20) ; Gallatin County, July 30, 1908 and July 22, 1909 (Saim- 

 ders, 1911a, p. 34) ; Teton County, June 27, 1911 (Saunders, 1914a, p.l30) ; 

 newly hatched young found near Billings, June 7, 1918 (Thomas, MS). 



.Aligration dates: Big Sandy, September 6, 1903 (Coubeaux), and Columbia 

 Falls, average May 12, earliest April 27, 1894 (Cooke, 1910a, pp. 66-67). 



85. Tryngites subruficoUis (Vieillot) 



Buff-breasted Sandpiper 



Several flocks, numbering fifty to seventy-five birds each, were found in 

 the Lake Basin country of Yellowstone County, Septeniher 1, 1917. Several 1)ir(ls 

 were secured for identification (Thomas, IMS). 



