THE FLAT-CRESTED CURASSOWS. 211 
XI. PRINCE ALBERT’S WATTLED CURASSOW. CRAX ALDERTI. 
Graxalveriz, Fraser, P.Z. 5. 1850, p. 246, pls. xxvil. xxviii. 
Inec=+|; Selater, ‘Trans. Z. S; ix. p, 28, ple xm. 
(1875); Ogilvie-Grant, Cat. B. Brit. Mus. xxi. p. 483 
(1893). 
C7ax wiridirosivis, Sclater, Trans. Z. S. ix. p. 282°(1875) > x. 
e544, Pl xct.(1879). 
Adult Male—Like the male of C. daudbentoni, but the swollen 
knob at the base of the bill and the wattles on each side of 
the base of the lower mandible are d/ve, and the lores are 
thickly covered with feathers. Total length, 35 inches ; wing, 
moeetail, 15> tarsus, 4°6, 
Adult Female-—Most like the female of C. fasciolata, but 
distinguished by having the crest-feathers nearly black, with 
two xarrow white bars ; the lores densely feathered ; the under- 
parts ofa much deeper chestnut colour ; and the outer primary 
quills chestnut. Size smaller ; wing, 15°2 inches. 
Range.—North-eastern South America; United States of 
Colombia. 
THE FLAT-CRESTED CURASSOWS. GENUS NOTHOCRAX. 
Nothocrax, Burmeister, Syst. Uebers. iii. p. 347 (1856). 
Type, 1. urumutum (Spix). 
The height of the upper mandible is gveater than the width. 
A full crest of dong recumbent feathers covers the top of the 
head. 
Lores and a large space around the eye naked. 
Tail composed of /¢ze/ve feathers. 
Leg (metatarsus) longer than middle toe and claw. 
Only one species is known. 
I, THE FLAT-CRESTED CURASSOW. NOTHOCRAX URUMUTUM. 
Crax urumutum, Spix, Av. Bras. i. p. 49, pl. Ixii. (1825). 
P 2 
