_Dicaeum conspicillatum_ Kittlitz, Kupfertaf. Naturgesch. Vögel, 2,
1833, p. 15, pl. 19, fig. 1. (Type locality, Guaham.)
_Dicaeum conspicillatum_ Kittlitz, Mém. Acad. Imp. Sci. St.
Pétersbourg, 2, 1835, p. 3, pl. 4 (Guaham); _idem_, Obser. Zool.,
in Lutké, Voy. "Le Séniavine," 3, 1836, p. 305 (Guaham).
_Zosterops conspicillatum_ Bonaparte, Consp. Avium, 1, 1850, p.
398 (Mariann. = Guam).
_Zosterops conspicillata_ Reichenbach, Syn. Avium, 1852, p. 92
(Guaham); Hartlaub, Journ. f. Ornith., 1854, p. 187 (Mariannen =
Guam); Gray, Cat. Birds Trop. Is. Pacific Ocean, 1859, p. 16
(Guam); Hartlaub, Journ. f. Ornith., 1865, pp. 5, 17 (Guaham);
Gray, Hand-list Birds, 1, 1869, p. 163 (Ladrone = Guam); Hartlaub
and Finsch, Proc. Zool. Soc. London, 1872, p. 95 (Guaham); Giebel,
Thes. Ornith., 3, 1877, p. 775 (Ladrone = Guam); Gadow, Cat. Birds
British Mus., 9, 1884, p. 187 (Guam); Wiglesworth, Abhandl. und
Ber. Zool. Mus. Dresden, no. 6, 1890-1891 (1891), p. 37 (Guam);
Oustalet (part), Nouv. Arch. Mus. Hist. Nat. Paris, (3), 7, 1895,
p. 205 (Guam); Hartert (part), Novit. Zool., 5, 1898, p. 57
(Guam); Hartert, Novit. Zool., 7, 1900, p. 3 (Guam); Matschie
(part), Journ. f. Ornith., 1901, pp. 112, 113 (Guam); Seale, Occ.
Papers Bernice P. Bishop Mus., 1, 1901, p. 58 (Guam); Finsch
(part), Das Tierreich, no. 15, 1901, p. 37 (Guam); Safford,
Osprey, 1902, p. 69 (Guam); Dubois, Syn. Avium, 1, 1902, p. 711
(Guam); Safford, The Plant World, 7, 1904, p. 264 (Guam); _idem_,
Contr. U. S. Nat. Herb., 9, 1905, p. 79 (Guam); Takatsukasa and
Kuroda (part), Tori, 1, 1901, p. 64 (Marianne = Guam); Cox, Island
of Guam, 1917, p. 21 (Guam); Mathews, Syst. Avium
Australasianarum, 2, 1930, p. 706 (Guam); Bryan, Guam. Rec., vol.
13, no. 2, 1936, p. 25 (Guam); Strophlet, Auk, 1948, p. 540
(Guam).
_Zosterops conspicillatus_ Kuroda (part), in Momiyama, Birds
Micronesia, 1922, p. 76 (Guam).
_Zosterops conspicillata conspicillata_ Stresemann, Mitt. Zool.
Mus. Berlin, 17, 1931, p. 227 (Guam); Hand-list Japanese Birds,
rev., 1932, p. 173 (Guam); Hand-list Japanese Birds, 3d ed., 1942,
p. 192 (Guam); Mayr, Amer. Mus. Novit., no. 1269, 1944, p. 7
(Guam); _idem_, Birds Southwest Pacific, 1945, p. 299 (Guam);
Baker, Smithson. Misc. Coll., vol. 107, no. 15, 1948, pp. 72, 73
(Guam).
_Geographic range._--Micronesia: Mariana Islands--Guam.
_Characters._--Adult: A small white-eye with upper parts near
"serpentine green," becoming slightly lighter on the rump; orbital
ring broad and white; fronto-loral band light yellowish-white;
auriculars grayish-green; chin and throat yellowish-white; breast
and abdomen dingy yellow; wing and tail feathers dark brown with
greenish-yellow edges; upper mandible horn colored, lower mandible
lighter yellow; legs and feet dark olive-gray; iris light umber.
Adult female may be lighter on underparts.
Immature: Resembles adult, but underparts paler yellow and upper
mandible light yellowish-brown.
_Measurements._--Measurements of _Z. c. conspicillata_ are listed
in table 50. Males and females have measurements which are nearly
equal.