486 MANUAL OF PHILIPPINE BIRDS. 
Genus EDOLISOMA Jacquinot and Pucheran, 1853. 
This genus is similar to Artigas, but its members are smaller and 
the bill is decidedly more slender.” The plumage is unbarred in the adult 
and the male has the chin, throat, forehead, and face masked in black, or 
else the whole plumage is black. The young have the under parts barred. 
The following key to species is modified from the one given by Grant, 
Ibis (1896), 538. 
Species. 
a‘, Crissum and tips of rectrices black or gray; no white wing-band. 
b.. Plumage nearly uniform glossy black or blackish gray (males). 
ec’. Plumage entirely glossy black. 
@, Back glossed with blue... ccceeeeeeee: CBTUlescens (p. 486) 
ad. Back slightly glossed with ¢ Pg) Pech ae te oe ee Ea Rate alterum (p. 487) 
*, Plumage nearly uniform blackish or dark gray (females). 
ad‘. Darker; under parts uniform dull smoke-gray........ cerulescens (p. 486) 
@, Lighter; under parts uniform slate-gray................-.....-- alterum (p. 487) 
b*, Plumage not entirely uniform in color; wings and tail mostly black; under 
parts mostly light gray. 
ce’. Band across forehead, lores, sides of face, and throat black (males). 
ad‘, Rump and upper tail-coverts whitish gray, much paler than the back. 
mindanense (p. 488) 
@*, Rump and upper tail-coverts gray, uniform in color with the back. 
e. Smaller; wing, 123 mm......0........ ee CVEretti ( p. 488) 
mm: Latgery wing, 390mm Ss eee a elusum (p. 489) 
ec. Entire head and throat gray, uniform with back and breast (females). 
ad, Rump and upper tail-coverts whitish gray, much paler than the back. 
mindanense (p. 488} 
@*. Rump and upper tail-coverts gray, uniform in color with the back. 
e. Smallers wing; LOY. wines to an Bhs easiest everetti (p. 488) 
eo, Larger; wine, 126. mim. thee elusum (p. 489) 
a*, Crissum, tips of rectrices, and wing-band pure white. 
b*. Forehead, lores, cheeks, throat, and breast black, slightly glossed with 
SPRORIIATA CRUE) oi cocci ene tonienenteteatice nase eee panayense (p. 487) 
b*. Entire head, throat, and breast gray like back and abdomen (female). 
panayense (p. 487) 
453. EDOLISOMA CAERULESCENS (Blyth). 
' LUZON CUCKOO SHRIKE, 
Ceblepyris cwrulescens BLytH, Jour. As. Soe. Bengal (1842), 11, 463. 
Volvocivora (?) ce@rulescens WALDEN, Trans. Zool. Soe. (1875), 9, 178, pl. 
30, fig. 2. 
Edoliisoma cerulescens SHARPE, Cat. Birds Brit. Mus. (1879), 4, 44; Hand- 
List (1901), 3, 294; Grant and Wuireneap, Ibis (1898), 235, pl. 6, 
fig. 3 (egg) ; WHITEHEAD, Ibis (1899), 102 (habits) ; OATES and RED, 
Cat. Birds’ Eggs (1903), 3, 295; McGrecor and Worcester, Hand-List 
(1906), 77. 
Luzon (Meyer, Everett, Mélliendorff, Whitehead, Steere Exp., McGregor). 
Male.—Entire plumage black; head, neck, back, and under parts 
slightly glossed with blue; wings very faintly glossed with dark green. 
w oN 2 if ~ Cov, “7 / Q . 
“tps Ar 
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~ +, Cusce ng 
