103 



FAMILY— FREGATID^. 



Tail deeply forked ; webs between toes deeply emarginated. 



Genus — FREGATA. — Bill long and strongly liooked at extremity ; nostrils 

 basal and linear and in a groove. A large naked gular pouch. Wings 

 long and pointed ; tarsus short and feathered. 



734. F. aqilila, Linn. (Tachypetes aquila, Vieill. ; T. minor, Gmelin), 



Frigate-bird. 



Male. — Plumage of upper surface glossy greenish-black ; breast 

 and sides black ; no white patch on flank. Culmen, 36 to 4'4 in. ; 

 wing, 20 5 to 25*8 in. 



Female. —Upper surface without glossy green ; breast and sides 

 white ; no white neck collar at rear. Culmen, 4 "3 to 5 '2 in. : wing, 

 22.9 to 26-7 in 



Young. — Head, neck, upper chest, and middle of abdomen white, 

 brown beyond. 



Hab. : 1, 2,(4). 



735. F. iiriel, Gld. (Attagen minor, Ramsay's Tab. List ; Tachy- 



petes minor, nee Gmelin, Gould's Handbook, ii. ), Lesser Frigate-bird. 



Male. — Upper surface greenish-black (oil-green and metallic- 

 green) ; breast and sides black ; a white patch on each flank. 

 Culmen, 2"8 to3'5 in. ; wing, 19'2 to 21 in. 



Female. — Little trace of metallic gloss ; breast and sides white ; a 

 white collar at rear of heck. Culmen, 3 '2 to 3 6 in. ; wing, 20 to 

 20-8 in. 



Young.— Head and neck white ; breast, sides of abdomen, lower 

 neck and upper parts bi-own ; middle abdomen and flanks white. 

 Hab. : 1, 2. 



FAMILY— PHAETHONTID^. 



Webs between toes only slightly emarginate. Middle tail feathers greatly 

 produced. Bill compressed and pointed ; nostrils clear and linear. 



Genus— PHAETHON. — Bill compressed, pointed, slightly curved all over ; 

 nostrils linear and distinct. Middle pair of tail feathers greatly 

 attenuated. 



736. P, rilbricailda, Bodd., Red-tailed Tropic-bird. 



General colour white, with roseate tinge upon it; a black line 

 passes through eye ana ends in a crescent above the gape ; outer 

 primaries have their outer webs white to the base ; the very long 

 slender middle tail feathers carmine, with black shatts ; tail, 17 to 

 IS in. ; tarsus, \'Z in. 



Younc;. — Barred with black upon the upper surface. 

 Hab. : 1, 2,(4). 



737. P. IcpturHS, Daudin (P. candidus, Temm. ), White-tailed Tropic- 



bird. 



riuuiage white ; outer primaries have most of the outer webs 

 black ; black on outer web of outer primaries stops at an inch or 

 more from tip ; the third primary nearly as widely tipped with 

 white as the first ; the long tail feathers whitish ; bill yellow at 

 terminal one-third. 



Y^oung. — Upper surface barred. 

 Hab. : 2, 3. 



FAMILY— PELECANIDu^ 



Bill long and flattened, with external nostrils. 



Genus— PELECANUS. — Bill very long, broad, and flat; a median bar 

 runs the length of it. A very large distensible gular pouch. Wings 

 large ; tail small. 



