Colymbus philippensis Bonnaterre, Tabl. Encycl. Meth. (1790), 1,
58, pl. 46, fig. 3.
Podicipes philippensis Grant, Cat. Birds Brit. Mus. (1898),
26, 511.
Podicipes philippinensis Sharpe, Hand-List (1899), 1, 113; Oates,
Cat. Birds' Eggs (1901), 1, 133; McGregor and Worcester, Hand-List
(1906), 19.
Su-li-a'-sit, Manila; ga-mao', Bohol.
Bohol (McGregor); Calayan (McGregor); Guimaras (Steere Exp.);
Luzon (Jagor, Heriot, Steere Exp., Bourns & Worcester, Whitehead,
McGregor, Stafford); Mindanao (Mearns); Panay (Clarke). [10]
Borneo, southern China, Burmese provinces, Formosa, Hainan.
Adult in breeding plumage.--Above dark, glossy seal-brown; chin, fore
throat, and cheeks blackish; throat, sides of neck, and ear-coverts
chestnut; breast and abdomen silvery white, mixed with a little
blackish brown and gradually shading into blackish brown on fore
breast, sides, flanks, and lower belly; thighs blackish mixed with
a little light chestnut; wings black; under wing-coverts, axillars,
and tips of short secondaries white. "Iris straw-yellow; bill black,
whitish at the tip; naked skin at base of bill and between rami of
the mandible pale greenish yellow; legs blackish gray, with a slight
tinge of green." (Swinhoe.) A male from Calayan, November 15, 1903,
measures: Length, 280; wing, 107; culmen broken; tarsus, 33; middle
toe with claw, 48.
The following data are from a female taken at Jala Jala, Laguna de Bay,
Luzon, January 5, 1902. Feet bluish black; angle of mouth and base of
lower mandible clear, pale pea-green; bill black with a light spot
at tip. Wing, 100; exposed culmen, 23; tarsus, 33; middle toe with
claw, 49. A female from Sevilla, Bohol, March 24, 1906, measures:
Length, 254; wing, 102; exposed culmen, 23; tarsus, 33; middle toe
with claw, 49.
The non-breeding bird has the chin and throat white and the chestnut
reduced in extent and lighter in shade.
Young.--A half-grown downy young was obtained at Laguna de Bay,
August 24, 1904. Above seal-brown with white tips to much of the
down; middle of crown mottled with chestnut; a white line over eye;
two diagonal white lines on each side of occiput, the anterior line
continued along side of neck; chin, throat, and face mottled with
white, black, and dark gray; fore breast, sides, and lower belly
gray; middle of breast and belly white. Bill pale yellow mottled with
blackish brown, tip gray; legs black. Length, 203.
A full-grown young bird has upper parts light brown; sides of head
and neck buffy brown, mottled and streaked with white; chin and upper
throat white; a wide dull buffy brown band around neck; breast and
abdomen pure white; thighs buff-brown.
"Comparatively rare. Several specimens were secured by the Steere
Expedition in a little pond in Guimaras. Fairly common in the Laguna
de Bay, Luzon, but we failed entirely to find it in the Laguna de
Naujan, Mindoro." (Bourns and Worcester MS.)
Order PROCELLARIIFORMES.