Totanus incanus Schlegel, Mus. Pays-Bas, 5, no. 27, 1864, p. 74 (Micronésie); Salvadori (part), Ornith. Papuasia, 3, 1882, p. 322 (Ualan, Puynipet, Marshalls, Mariannis); Wiglesworth (part), Abhandl. und. Ber. Zool. Mus. Dresden, no. 6, 1890-1891 (1891), p. 65 (Mulgrave, Taluit, Ualan, Ponapé, Ruk, Luganor, Uap, Marianne, Pelew); Oustalet (part), Nouv. Arch. Mus. Hist. Nat. Paris, (3), 8, 1896, p. 41 (Saypan, Guam, Jaluit, Carolines, Palaos); Hartert, Novit. Zool., 5, 1898, p. 64 (Guam); idem, Novit. Zool. 7, 1900, p. 8 (Ruk); Schnee, Zool. Jahrbücher, 20, 1904, p. 389 (Marschall-Inseln).
Actitis incanus Finsch and Hartlaub (part), Fauna Centralpolynesions, 1867, p. 187 (Mariannen, Ualan, Puynipet); Hartlaub and Finsch, Proc. Zool. Soc. London, 1872, pp. 89, 106 (Uap, Ualan); Gräffe, Journ. Mus. Godeffroy, 2, 1873, p. 123 (Yap); Finsch, Journ. Mus. Godeffroy, 8, 1875, pp. 5, 36 (Palau); idem, Journ. Mus. Godeffroy, 12, 1876, pp. 18, 38 (Ponapé); idem, Journ. f. Ornith., 1880, pp. 294, 306 (Ponapé, Kuschai, Marshalls); idem, Ibis, 1881, pp. 105, 109, 115 (Kushai, Ponapé); Schmeltz and Krause, Ethnogr. Abth. Mus. Godeffroy, 1881, p. 299 (Mortlock); Finsch, Mitth. Ornith. Ver. Wien, 1884, p. 55 (Jaluit, Arno, Kuschai).
Actitis incana Finsch, Proc. Zool. Soc. London, 1877 (1878), p. 781 (Ponapé); idem, Proc. Zool. Soc. London, 1880, p. 576 (Ruk); idem, Ibis, 1880, pp. 219, 220, 330, 332 Milli or Mulgrave, Taluit).
Heteractitis incanus Sharpe, Cat. Birds British Mus., 24, 1906, p. 455 (Oceania); Safford, The Plant World, 7, 1904, p. 268 (Guam); Takatsukasa and Kuroda, Tori, 1, 1915, p. 62 (Yap, Ruk, Ponapé, Kusaie); Wetmore, in Townsend and Wetmore, Bull. Mus. Comp. Zoöl., 63, 1919, p. 179 (Kusaie); Mathews, Syst. Avium Australasianarum, 1, 1927, p. 70 (westcentral Pacific).
Heteroscelus incanus Ridgway, Bull. U. S. Nat. Mus., 50, pt. 8, 1919, p. 367 (Carolines, Marianas); Peters, Check-list Birds World, 2, 1934, p. 270 (Micronesia); Bryan, Guam Rec., vol. 13, no. 2, 1936, p. 24 (Guam): Watson, The Raven, 17, 1946, p. 42 (Guam); Wharton and Hardcastle (part), Journ. Parasitology, 32, 1946, pp. 296, 316, 318 (Guam, Peleliu); Downs, Trans. Kansas Acad. Sci., 49, 1946, p. 93 (Tinian); Strophlet, Auk, 1946, p. 537 (Guam); Wharton, Ecol. Monogr., 16, 1946, pp. 174, 175 (Guam); Borror, Auk, 1947, p. 417 (Agrihan).
Tringa incana incana Hartert, Vögel pal. Fauna, 13-14, 1921, p. 1623 (Guam); Hand-list Japanese Birds, rev., 1932, p. 191 (Marianas, Carolines, Marshalls, Palaus); Hand-list Japanese Birds, 3d ed., 1942, p. 214 (Saipan, Guam, Koror, Angaur, Yap, Faraulep, Lamatrek, Truk, Ponapé, Kusaie, Jaluit, Mille, Arhno, Majuro, Maloelab, Wotze, Likieb, Ailuk).
Heteroscelus incanus incanus Kuroda, in Momiyama, Birds Micronesia, 1922, p. 46 (Kusaie, Ruk, Ponapé, Yap, Marianas, Mulgrave, Taluit, Pelew); Stickney, Amer. Mus. Novit., no. 1248, 1943, p. 7 (Guam, Palau, Ponapé, Ruk, Kusaie); Mayr, Birds Southwest Pacific, 1945, p. 42 (Palau, Marianas); Baker, Smithson. Misc. Coll., vol. 107, no. 15, 1948, p. 53 (Guam, Rota, Ulithi).
Geographic range.—Breeds in Alaska south to Prince William Sound. Winters in North and South America and west in Oceania to Melanesia. In Micronesia: Mariana Islands—Guam, Rota, Saipan, Agrihan; Palau Islands—Angaur, Koror; Caroline Islands—Yap, Ulithi, Truk, Faraulep, Lamatrek, Ponapé, Kusaie; Marshall Islands—Jaluit, Mille, Arhno, Majuro, Maloelab, Wotze, Likieb, Ailuk, Bikini.
Specimens examined.—Total number, 47 (23 males, 20 females, 4 unsexed) as follows: Mariana Islands, USNM—Guam, 13 (May 21-29, Sept. 19-27, Oct. 10, 23),—Rota, 2 (Oct. 23, 25); AMNH—Guam, 4 (April 23, Aug. 16); Palau Islands, AMNH—exact locality not given, 1 (no date); Caroline Islands, USNM—Ulithi, 3 (Aug. 20, 22); AMNH—Truk, 1 (June 25),—Ponapé, 1 (Dec. 15),—Kusaie, 19 (Feb., Mar., April 1-10); Marshall Islands, USNM—Bikini, 3 (Feb. 26, 28, April 28).