Species.
a1. Chin and throat liver-brown.
b1. Larger; wing, 71 mm.; culmen from base, 20 ... chlorigaster (p. 659) b2. Smaller; wing, about 68 mm.; culmen from base, 18.
c1. Breast brighter yellow and general coloration brighter.
d1. Larger.
e1. Bill larger; under parts greener; sides of head less reddish. ... wiglesworthi (p. 660) e2. Bill smaller; under parts yellower; sides of head more reddish. ... cagayanensis (p. 660)
d2. Smaller ... malaccensis (p. 659)
c2. Breast more greenish yellow; general coloration duller; pectoral tufts bright yellow ... rhodolæma (p. 661)
a2. Chin and throat light gray ... griseigularis (p. 661)
671. ANTHREPTES CHLORIGASTER Sharpe.
GREEN-BELLIED SUNBIRD.
Anthreptes chlorigaster Sharpe, Trans. Linn. Soc. 2d. ser. Zool. (1877), 1, 342; McGregor and Worcester, Hand-List (1906), 100. Anthothreptes malaccensis Gadow, Cat. Birds Brit. Mus. (1884), 9, 122 (part).
Basilan (Everett, Steere Exp., Bourns & Worcester, McGregor); Lubang (McGregor); Cebu (Everett, Bourns & Worcester, McGregor); Masbate (Steere Exp., Bourns & Worcester); Mindanao (Everett, Steere Exp., Bourns & Worcester, Goodfellow); Negros (Steere, Everett, Steere Exp., Bourns & Worcester); Panay (Bourns & Worcester); Romblon (Bourns & Worcester); Sibuyan (Bourns & Worcester, McGregor); Tablas (Bourns & Worcester, Celestino); Tawi Tawi (Bourns & Worcester, Everett); Ticao (McGregor).
Male.--Crown, mantle, and sides of neck metallic green changing to amethystine; back, rump, tail-coverts, and lesser wing-coverts metallic violet-blue; chin and throat liver-brown, bordered on each side by a narrow line of metallic green and violet-blue; remainder of under parts greenish yellow brightest in the middle of breast and abdomen; pectoral tufts lemon-yellow; wings blackish; primaries and secondaries edged with olive-green; alula and greater and median coverts burnt sienna; rectrices black, edged with metallic green which changes to amethystine. A male from Lubang measures: Wing, 71; tail, 46; culmen from base, 20; bill from nostril, 16.5; tarsus, 18. A male from Sibuyan, wing, 71; tail, 50; culmen from base, 22; bill from nostril, 17; tarsus, 19.
Female.--Above tea-green; below apple-green; center of breast and abdomen yellower; wings and tail dark brown, the feathers edged with dull golden olive. Bill shorter than in the male. A female from Basilan, wing, 66; tail, 42; culmen from base, 19; bill from nostril, 14; tarsus, 18.
"Ten males from Basilan average: Length, 129; wing, 69; tail, 45; culmen, 20; tarsus, 17; middle toe with claw, 26. Nine females, length, 127; wing, 66; tail, 42; culmen, 20; tarsus, 17; middle toe with claw, 21. Iris brownish red; legs and feet brownish to yellowish olive; nails black; bill dark brown to black. Food, in three cases, seeds." (Bourns and Worcester MS.)
672. ANTHREPTES MALACCENSIS (Scopoli).
BROWN-THROATED SUNBIRD.
Certhia malaccensis Scopoli, Del. Flor. et Faun. Insubr. (1786), 2, 91. Anthreptes malaccensis Shelley, Monogr. Nectarin. pt. 6 (1878), 315, pl. 101, fig. 2; McGregor and Worcester, Hand-List (1906), 100. Anthothreptes malaccensis Gadow, Cat. Birds Brit. Mus. (1884), 9, 122 (part); Oates, Fauna Brit. Ind. Bds. (1890), 2, 344, fig. 98 (bill enlarged).
Balabac (Everett); Calamianes (McGregor & Worcester); Palawan (Steere, Everett, Whitehead, Platen, Steere Exp., Bourns & Worcester, Celestino, White); Sibutu (Everett); Sitanki (Bartsch). Cochin China, Malay Peninsula, Siam, Java, Sumatra, Borneo, Flores.
Male.--Very similar to the male of A. chlorigaster, but smaller and with the breast and abdomen bright yellow. A male from Palawan measures: Wing, 68; tail, 48; culmen from base, 18; bill from nostril, 14; tarsus, 17.
Female.--Similar to the female of A. chlorigaster but smaller. A female from Palawan, wing, 62; tail, 42; culmen from base, 16; bill from nostril, 13; tarsus, 15.
"Ten males from Palawan average: Length, 131; wing, 66; tail, 47; culmen, 21; tarsus, 17; middle toe with claw, 16. Ten females, length, 123; wing, 61; tail, 42; culmen, 20; tarsus, 16; middle toe with claw, 15." (Bourns and Worcester MS.)
673. ANTHREPTES WIGLESWORTHI (Hartert).
WIGLESWORTH'S SUNBIRD.
Anthreptes malaccensis wiglesworthi Hartert, Novit. Zool. (1902), 9, 209. Anthreptes wiglesworthi McGregor and Worcester, Hand-List (1906), 100.
Bongao (Everett); Pangamian (Bartsch); Sulu (Guillemard, Platen, Bourns & Worcester, Bartsch); Tawi Tawi (Everett).
Hartert does not give a full description of this bird, but states that the sides of the head are almost as red as with A. rhodolæma and that the under side is like A. chlorigaster. I have not seen specimens of Anthreptes from any of the Sulu group of islands.
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