Jora viridis Bonaparte, Consp. Genera Avium (1850), 1, 397.
Ægithina viridis Sharpe, Cat. Birds Brit. Mus. (1881), 6, 11;
Hand-List (1901), 3, 306; Oates and Reid, Cat. Birds' Eggs (1903),
3, 302; McGregor and Worcester, Hand-List (1906), 78.
Palawan (Steere, Everett, Whitehead, Platen, Steere Exp., Bourns &
Worcester, McGregor, Celestino, White). Sumatra and Borneo.
Male.--Forehead, lores, supercilia, sides of face, and under parts
golden yellow, becoming slightly paler on abdomen and tail-coverts;
above yellowish green; upper tail-coverts, wings, and tail black;
outer webs of inner primaries narrowly edged with pale yellow;
inner webs, except that of first primary, broadly edged with white;
secondaries edged with white on both webs; lesser wing-coverts black;
median coverts with wide white tips forming a bar; greater coverts
edged with white near their tips forming a second bar. A male from
Palawan measures: Wing, 66; tail, 51; culmen from base, 18; bill from
nostril, 12; tarsus, 20.
Female.--Above similar to the male, but forehead more greenish,
and tail and coverts green like the back; under parts lighter yellow
than in the male; wings blackish and the tail-markings more or less
washed with yellowish green. A female measures: Wing, 62; tail, 51;
culmen from base, 17.5; tarsus, 18.
"Very common in Palawan but not found by us in the Calamianes. Five
males average: Length, 146; wing, 63; tail, 50; culmen, 19; tarsus,
18; middle toe with claw, 16. Four females, length, 138; wing, 60;
tail, 52; culmen, 18; tarsus, 18; middle toe with claw, 16. Iris light
yellow to grayish white; legs and feet slate-blue; nails darker than
feet; upper mandible black, gray along gape; lower mandible grayish
white." (Bourns and Worcester MS.)
Genus CHLOROPSIS Jardine and Selby, 1826.
A distinct notch near the tip of each mandible; tarsus slightly less
than culmen from base; difference between the length of primaries and
of secondaries equal to about two-thirds of tarsus. Plumage nearly
all bright grass-green, the difference between the sexes very slight.
Species.
a1. Chin and throat bright yellow. ... palawanensis (p. 498)
a2. Chin and throat light green, the chin slightly washed with
yellow. ... flavipennis (p. 499)