Craniorrhinus waldeni Sharpe, Trans. Linn. Soc. (1877), 1, 322.
Cranorrhinus waldeni Grant, Cat. Birds Brit. Mus. (1892), 17,
380; Sharpe, Hand-List (1900), 2, 65; McGregor and Worcester,
Hand-List (1906), 56.
Guimaras (Steere Exp.); Negros (Steere Exp., Keay, Whitehead);
Panay (Steere, Steere Exp., Bourns & Worcester).
"Adult male.--Head, neck, and chest dark chestnut, the feathers next
the naked parts of the face and throat inclining to buff; tail white
(stained rufous), the basal third and the tips of the feathers black;
rest of the plumage black, the upper parts glossed with dark green;
naked skin round the eye and on the throat yellow; iris red; legs
and feet black; bill and casque red, except toward the end; base
of the lower mandible covered by a plate with dark-colored oblique
grooves; casque transversely folded. Length, 724; wing, 345; tail,
254; tarsus, 51.
"Adult female.--Differs from the male in having all the plumage of
the head and neck black, and the casque without transverse folds;
naked skin appears to have been black mixed with yellow. Length, 673;
wing, 310; tail, 218; tarsus, 48." (Grant.)
"Hornbills, almost certainly of this species, were seen by the Steere
expedition in Negros, but no specimens were obtained." (Bourns and
Worcester MS.)
Suborder MEROPES.
Family MEROPIDÆ.
Bill long, slender, pointed, and gently curved downward for its entire
length; a well-defined ridge on culmen; tarsi short and unfeathered;
fourth and third toes united to last joint; second toe united to
middle toe for basal joint only; eggs white, deposited in holes in
sandy ground, the birds usually nesting in colonies.
Genus MEROPS Linnæus, 1758.
Tail moderate, composed of twelve feathers, middle pair slender and
prolonged beyond the others; wing moderately long and pointed, first
primary very short, second longest.
Species.
a1. Mantle and crown chestnut; throat pale green. ... americanus
(p. 340)
a2. Mantle and crown green; throat largely chestnut. ... philippinus
(p. 341)