THE LARGE CORMORANT. 
231 
601. DYSPORUS CYANOPS. 
THE MASKED BOOBY. 
' Sula cyanops, Sundev. Phys. Sallsk. Tidsh. 1837, p. 218, t. 5 ; Salvad. Ucc. Born. 
p. 367 ; Butler, S. F. v. p. 303 ; Hume, S. F. v. p. 307, viii. p. 116 : Legc^e, 
Birds Ceylon, p. 1180. Sula personata, Gould, P. Z. S. 1846, p, 21 ; id. B. 
Austr. vii. pi. 77. 
Description. — Plumage white ; the primaries and their coverts^ greater 
wing-coverts and secondaries^ as also the tips of the tertials and scapulars, 
brownish black; inner webs of the secondaries basally white; tail very- 
dark brown, somewhat paler than the primaries, the basal portion of the 
feathers white, extending along the edges of the central pair ; under wing 
white. [Legge.) 
Irides yellow ; naked skin of the face and chin dull bluish black ; legs 
greenish blue. {Gould.) Legs and feet lavender-blue ; bill pale bluish 
horn ; gular skin slate ; irides pale green. [Butler.) 
Length about 32 inches, tail 7*5, wing 17, tarsus 2*2, bill from gape 
nearly 5. 
The Masked Booby has occurred at Ceylon, and consequently it must 
sometimes be found in the Bay of Bengal. Indeed, Mr. Hume mentions 
casually (S. F. v. p. 310) that this species occurs at the Cocos Islands. 
This species has the same wide range as the other Boobies. 
Family PHALACROCORACID^. 
Genus PHALACROCORAX, Briss. 
602. PHALACROCORAX CARBO. 
THE LARGE CORMORANT. 
Pelecanus carbo, Linn. Syst. Nat. i. p. 216. Pelecanus sinensis, Shaw S>- Nodd. 
Nat. Misc. pi. 529. Graculus carbo, Jerd. B. Ind. ii. p. 861 ; Hume. Nests 
and Fgys, p. 659 ; Salvad. Ucc. Born. p. 364 ; Bl. B. Burm. p. 164 ; Oates, S. F. 
V. p. 169. Phalacrocorax carbo, David et Oust. Ois. Chine, p. 532 ; Hume 8f 
Dav. S. F. vi. p. 496 j Anders. Yunnan Exped. p. 696 ; Dresser, Birds Eur. vi. 
p. 151, pi. ; Legge, Birds Ceylon, p. 1182 ; Doig, S. F. vii. p. 468 ; Hume, S. F. 
■ viii. p. 116 ; Oates, S. F. x. p. 248. 
Description. — Male and female in breeding -plumage. General colour ot 
the plumage black ; a nuchal crest of narrow, pointed feathers about an 
inch and a half long ; a white band from eye to eye encircling the bare 
