STEERE’S ORIOLE.
- Oriolus steerii Sharpe, Cat. Birds Brit. Mus. October or earlier (1877), 3, 213, pl. 10 (description of adult from Negros); Grant, Ibis (1896), 532 (Negros; key to Philippine species of Oriolus); Clarke, Ibis (1898), 119; Whitehead, Ibis (1899), 101 (habits).
- Oriolus nigrostriatus Bourns and Worcester, Minnesota Acad. Nat. Sci. Occ. Papers (1894), 1, 16 (Negros and Masbate); Proc. U. S. Nat. Mus. (1898), 20, 558, no. 305; McGregor and Worcester, Hand-List (1906), 107.
Masbate (Steere Exp., Bourns & Worcester); Negros (Steere, Keay, Whitehead, Celestino).
Male.—Above olive-yellow; slightly darker on head, and brighter, more golden, on rump and tail-coverts; chin, throat, and chest dark ashy gray; lower breast and abdomen whitish, each feather with a broad median black streak; thighs black, mottled with white; under tail-coverts bright lemon-yellow with dusky shaft-lines; primaries, outer secondaries, primary-coverts, and alula-feathers blackish, edged with ashy gray; inner webs of primaries edged with white; secondary-coverts and inner secondaries edged with dark olive-yellow; rectrices blackish, the outermost pair each with a large yellow spot (about 18 mm. in length) at tip of inner web, the spot gradually decreasing in size on each succeeding feather. A male from northern Negros measures: Wing, 122; tail, 86; culmen from base, 24; tarsus, 21.
Female.—The female resembles the male in colors, but is slightly smaller and has a smaller yellow spot on the outermost rectrix. A female from northern Negros measures: Wing, 111; tail, 78; culmen from base, 23.5; tarsus, 21.
Steere’s oriole differs from the Basilan oriole in having the inner webs of the primaries white and the yellow spots on the rectrices much larger.
712. ORIOLUS BASILANICUS Grant.
BASILAN ORIOLE.
- Oriolus steerii (not of Sharpe, Cat. Birds Brit. Mus.) Sharpe, Trans. Linn. Soc. 2d. ser. Zool. November (1877), 1, 329 (description of adult male from Basilan); Tweeddale, Proc. Zool. Soc. (1879), 71 (Basilan); Worcester and Bourns, Proc. U. S. Nat. Mus. (1898), 20, 558, no. 302 (Basilan and Mindanao); McGregor and Worcester, Hand-List (1906), 106 (Basilan and Mindanao).
- Oriolus basilanicus Grant, Ibis (1896), 532; Ibis (1906), 471.
- Oriolus steerei McGregor, Phil. Jour. Sci. (1907), 2, sec. A, 290 (Basilan).
Basilan (Steere, Everett, Steere Exp., Bourns & Worcester, McGregor); Mindanao (Platen, Bourns & Worcester).