A Manual of Philippine Birds

by Richard C. McGregor

Egg.—A hard-shelled egg was taken from a female killed on June 7, 1906; another egg, obtained in the same manner four days later, measures 27 by 21 and is pure white in color.

This species is most closely related to P. brevirostris but it differs in having a white forehead and brown subocular line.

Subfamily PTILOPODINÆ.

Forest inhabiting pigeons of medium size; upper surface rich green; no band across lower back.

Genera.

• a¹. First primary abruptly attenuated.
  • b¹. Tail rather long; pectoral feathers not bifurcated. Leucotreron (p. [37])
  • b². Tail moderate; pectoral feathers bifurcated. Lamprotreron (p. [40])
• a². First primary not so abruptly attenuated; slightly narrowed at tip. Spilotreron (p. [41])

Genus LEUCOTRERON Bonaparte, 1854.

First primary with both webs greatly reduced in width near the tip; tail square; tarsus feathered for more than half its length. Forest inhabiting pigeons of medium size.

Species.

• a¹. Larger, length, 330 mm. or more; under tail-coverts green or gray, broadly edged with buff.
  • b¹. Secondaries uniform green. occipitalis (p. [37])
  • b². Secondaries with a conspicuous red patch. marchei (p. [38])
• a². Smaller, length, 300 mm. or less; under tail-coverts uniform, dark cinnamon. leclancheri (p. [39])