_Gallinula eurizonoïdes_ Lafresnaye, Rev. Zool., 1845, p. 368. (No locality; the type agrees with specimens from the Philippine Islands.) _Rallina eurizonoides eurizonoides_ Hand-list Japanese Birds, rev. 1932, p. 196 (Koror); Hand-list Japanese Birds, 3d ed., 1942, p. 221 (Koror). _Rallina eurizonoides_ subsp. Mayr, Birds Southwest Pacific, 1945, p. 302 (Palau). _Geographic range._--Philippine Islands. In Micronesia: Palau Islands--Koror. _Remarks._--This crake is apparently a straggler to western Micronesia from the Philippine area. =Aphanolimnas monasa= (Kittlitz) Kusaie Black Rail _Rallus monasa_ Kittlitz, Denks. Riese russ. Amer. Micron. und Kamchat., 2, 1858, p. 30. (Type locality, Kushai.) _Rallus tabuensis?_ Kittlitz, Obser. Zool., in Lutké, Voy. "Le Séniavine," 3, 1836, p. 286 (Ualan). _Ortygometra tabuensis_ Finsch, Journ. f. Ornith., 1880, pp. 297, 307 (Kuschai); _idem_, Ibis, 1881, pp. 106, 109 (Kushai); Wiglesworth, Abhandl. und Ber. Zool. Mus. Dresden, no. 6, 1890-1891 (1891), p. 60 (Ualan). _Kittlitzia monasa_ Hartlaub, Abhandl. nat. Ver. Bremen, 12, 1892, p. 391 (Kuschai); Finsch, Mitth. Ornith. Ver. Wien, 17, 1893, p. 1 (Kuschai). _Aphanolimnas monasa_ Sharpe, Bull. British Ornith. Club, 1892, p. 20 (Kuschai); Finsch, Deut. Ver. zum Schulze der Vogelwelt, 18, 1893, p. 457, pl. 4 (Ualan); Wiglesworth, Ibis, 1893, p. 214 (Kushai); Sharpe, Cat. Birds British Museum, 23, 1894, p. 115 (Kushai); Matschie, Journ. f. Ornith., 1901, pp. 110, 113 (Ualan); Mathews, Syst. Avium Australasianarum, 1, 1927, p. 93 (Caroline Islands); Hand-list Japanese Birds, rev., 1932, p. 197 (Kusaie); Peters, Check-list Birds World, 2, 1934, p. 189 (Kusaie); Hand-list Japanese Birds, 3d ed., 1942, p. 221 (Kusaie); Mayr, Birds Southwest Pacific, 1945, p. 288 (Kusaie); _idem_, Audubon Mag., 47, 1945, p. 280 (Kusaie). _Porzana tabuensis_ Sharpe, Cat. Birds British Mus., 23, 1894, p. 111 (Kushai). _Pennula monasa_ Dubois, Syn. Avium, 2, 1904, p. 969 (Kuschai). _Porzana tabuensis tabuensis_ Kuroda, in Momiyama, Birds Micronesia, 1922, p. 42 (Kusaie). _Geographic range._--Micronesia: Caroline Islands--Kusaie (probably extinct). _Characters._--Sharpe (1894:115) gives the following description: "Adult. Black with a bluish-grey reflexion; quills and tail somewhat browner; inner wing-coverts brownish with white spotting, outer edge of first primary dull brownish, chin and middle of the throat somewhat paler; bill blackish (Hartlaub.)."