Phyllergates heterolæmus Mearns, Proc. Biol. Soc. Wash. (1905),
18, 86; McGregor and Worcester, Hand-List, (1906), 91.
Mindanao (Mearns).
Adult (sex?).--"Whole top and sides of head cinnamon-rufous; chin,
throat, and sides of neck cinnamon; upper parts olive-green, yellower
on upper tail-coverts; upper wing-coverts and wing-quills brownish
black, edged with olive-green on outer webs; tail-feathers drab,
edged with olive-green; breast and belly canary-yellow; thighs and
crissum olive-yellow; axillars and under wing-coverts yellow; quills
edged with white on inner webs. Iris brown; bill with maxilla brown;
mandible yellow, tipped with red; feet pale yellowish brown. Length,
121; alar expanse, 150; wing, 50; tail, 47; culmen, 14; tarsus, 21;
middle toe with claw, 13.5." (Mearns.)
Family ARTAMIDÆ.
Bill stout, conical, and pointed; culmen and cutting edge gently
curved; nostril about half way between base and tip of upper mandible;
wings very long and pointed; tarsus short, its anterior face with
about five plates; powder-downs present.
Genus ARTAMUS Vieillot, 1816.
Mandible with a slight notch near tip; rictal bristles much less
than bill from nostril; first primary very small and slender, not
longer than culmen from base; second primary longest, the wings when
folded reaching beyond the middle of tail; tail short and square,
the rectrices broad and square; plumage compact. Colors white and gray.