_Sterna pileata_ Scopoli, Del. Flor. et Faun. Insubr., fasc. 2,
1786, p. 92. (No type locality = Philippines, _ex._ Sonnerat.)
_Sterna stolida_ Chamisso, in Kotzebue's Voy. "Rurick," 3, 1821,
pp. 150, 157 (Marshall Islands); Kittlitz, Kupfertaf. Naturgesch.
Vögel, 3, 1833, p. 27, pl. 36, fig. 1 (Mordloks-Inseln); _idem_,
Obser. Zool., in Lutké, Voy. "Le Séniavine," 3, 1836, pp. 286,
299, 308, 309 (Ualan, Lougounor, Ouleai); _idem_, Denkw. Reise
russ. Amer. Micron. und Kamchat., 1, 1858, p. 364, 2, pp. 77, 86
(Ualan); Wiglesworth, Ibis, 1893, p. 212 (Marshalls).
_Anous stolidus_ Hartlaub, Archiv f. Naturgesch., 18, 1852, p. 137
(Mortlock); _idem_, Journ. f. Ornith., 1854, p. 168 (Carolinen);
Gray, Cat. Birds Trop. Is. Pacific Ocean, 1859, p. 59 (Carolines);
Finsch and Hartlaub, Fauna Centralpolynesiens, 1867, p. 236
(Mordlocks, Puynipet = Ponapé); Hartlaub and Finsch, Proc. Zool.
Soc. London, 1868, pp. 9, 118 (Pelew); _idem_, Proc. Zool. Soc.
London, 1872, pp. 90, 112 (Pelew); Finsch, Journ. Mus. Godeffroy,
8, 1875, pp. 6, 42 (Palau); _idem_, Journ. Mus. Godeffroy, 12,
1876, pp. 18, 40 (Ponapé); _idem_, Proc. Zool. Soc. London, 1877
(1878), p. 781 (Ponapé); _idem_, Journ. f. Ornith., 1880, pp. 295,
307 (Ponapé, Ruck, Kuschai); _idem_, Proc. Zool. Soc. London,
1880, p. 577 (Ruk, Ponapé, Kuschai); _idem_, Ibis, 1881, pp. 105,
109, 115, 246, 247 (Kuschai, Ponapé); Schmeltz and Krause,
Ethnogr. Abth. Mus. Godeffroy, 1881, pp. 299, 330, 353 (Mortlock,
Nukuor, Ruk); Salvadori, Ornith. Papuasia, 3, 1882, p. 455
(Pelews, Carolines, Marshalls); Finsch, Mitth. Ornith. Ver. Wien,
1884, p. 51 (Jaluit, Ponapé); Wiglesworth, Abhandl. und Ber. Zool.
Mus. Dresden, no. 6, 1890-1891 (1891), p. 76 (Pelew, Mortlock,
Ruk, Nukuor, Ponapé, Ualan, Marshalls); Saunders, Cat. Birds
British Museum, 25, 1896, p. 136 (Pelew, Carolines, Marshalls);
Oustalet, Nouv. Arch. Mus. Hist. Nat. Paris, (3), 8, 1896, p. 59
(Saypan, Guam, Rota, Agrigan, Hogoleu = Truk, Kushai, Ponapi,
Marshalls); Hartert, Novit. Zool., 5, 1898, p. 68 (Guam); Seale,
Occ. Papers Bernice P. Bishop Mus., 1, 1901, p. 21 (Guam);
Safford, Osprey, 1902, p. 66 (Mariannas); Bryan, Occ. Papers
Bernice P. Bishop Mus., 2, 1903, p. 101 (Guam); Schnee, Zool.
Jahrbücher, 20, 1904, p. 390 (Marshall-Inseln); Safford, The Plant
World, 7, 1904, p. 267 (Guam); _idem_, Contr. U. S. Nat. Herb., 9,
1905, p. 80 (Guam); Prowazek, Die deutschen Marianen, 1913, p. 100
(Marianen); Takastukasa and Kuroda, Tori, 1, 1915, p. 51 (Ponapé,
Ruk); Cox, Island of Guam, 1917, p. 22 (Guam); Uchida, Annot.
Zool. Japon., 9, 1918, pp. 484, 488 (Palau, Ponapé); Wharton,
Ecol. Monogr., 16, 1946, p. 174 (Guam); Wharton and Hardcastle,
Journ. Parasitology, 32, 1946, pp. 292, 296, 306 (Guam, Ulithi).
_Anous pileatus_ Pelzeln, Reise "Novara," Vögel, 1865, pp. 155,
162 (Puynipet = Ponapé).
_Anous stolidus pileatus_ Hartert, Novit. Zool., 7, 1900, p. 9
(Ruk); Wetmore, in Townsend and Wetmore, Bull. Mus. Comp. Zoöl.,
63, 1919, p. 183 (Kusaie); Kuroda, in Momiyama, Birds Micronesia,
1922, p. 49 (Guam, Saipan, Pelew, Mortlock, Ruk, Wolea, Nukuoro,
Ponapé, Kusaie, Marshalls); Hand-list Japanese Birds, rev., 1932,
p. 195 (Koror, Urukthapel, Angaur, Saipan, Guam, Wolea, Truk,
Mortlock, Lukunor, Nukuoro, Ponapé, Kusaie, Jaluit, Mille, Aurh,
Wotze); Bryan, Guam Rec., vol. 13, no. 2, 1936, p. 24 (Guam);
Yamashina, Tori, 10, 1940, p. 678 (Assongsong, Babelthuap);
Hand-list Japanese Birds, 3d ed., 1942, p. 219 (Saipan,
Assongsong, Guam, Babelthuap, Koror, Urukthapel, Peliliu, Angaur,
Wolea, Truk, Mortlock, Lukunor, Nukuoro, Ponapé, Kusaie, Taluit,
Mille, Aurh, Wotze); Borror, Auk, 1947, p. 417 (Agrihan); Baker,
Smithson. Misc. Coll., vol. 107, no. 15, 1948, p. 56 (Rota, Guam,
Peleliu, Ngabad, Ulithi, Truk).
_Anous stolidus unicolor?_ Ridgway, Bull. U. S. Nat. Mus., 50, pt.
8, 1919, p. 547 (Guam).