884 



Birds of Celebes: Fregatidae. 



Rep. Trans. Venus Exp., B. Kerguelen 1877, 52; {5) Hartl., Vog. Madag. 1877, 399; 

 (6) Lay., Ibis 1878, 265; {7) Sharpe, P. Z. S. 1879, 353; (8) Nichols., Ibis 1882, 

 71; (9) North, Nests and Eggs B. Aiistr. 1889, 364. 



c. Atagen ariel [Gould MS.]; {!) Gray, Gen. B. IH, 669, Nr. 2, pi. 184 (1845); (11) Gould, 



B. Austr. 1848, VII, pi. 72. 



d. Tachypetes ariel (1) v. Musschenbroek, N. T. Ned. Ind. 1876, XXXVI, 380. 



e. Atagen (or Attagen) minor {1) David & Oust., Ois. Cliine 1877, 534; {2} Kelham, Ibis 



1882, 202; {3} Rams., Tab. List 18S8, 25. 

 /; Tachypetes aquila var. minor {1} Milne-E. & Grand., Ois. Mad. 1879, 1,705, pis. 286 -8 (IH). 

 g. ? Fregata aquila (1) Brligg., Abh. Ver. Bremen 1876, V, 99. 

 For further synonymy and references of. Salvadori 5. 

 Figures and descriptions. Gray c 7; Gould c 77; Schlegel i; Legge .3; Hume 4; Salvad. 



5; Baird, Brewer & Ridgway S; Ridgway 10\ Milne-Edwards & Grandidier 



f I (skel.); etc. 

 Adult male. Schistaceous black, the feathers of head, neck and back lanceolate and glossed 



with green and violet; a patch on the flanks white; tail very long and deeply forked; 



chin and middle of throat bare, "deep red" ((^f, Macassar, 17. Sept. 1895: P. & F. 



Sarasin). 



"Iris red; bill grey; skin of throat red; eyehd black; legs and feet black" 



(Le 



gge 5). 



Female. Breast, flanks, sides, and a narrow collar round the lower neck white; 

 the rest of the plumage, including the abdomen, brownish black, the remiges and 

 rectrices glossed with violet, the head with green and violet, the lesser and middle 

 wing-coverts broadly edged with whitish, the back with brownish edgings; much less 

 of the throat bare than in the male (Q, Macassar, 9. IX. 95: Sarasin Coll.). 



Young male. Head and neck wliite, washed with cinnamon, deeper cinnamon on the jugu- 

 lum; abdomen white; lower breast, sides, flanks, and under tail-coverts 

 brownish black with a purplish gloss; upper i3arts as in the adult female; "iris 

 dark brown; bill bluish, anteriorly whitish; feet bhiish with a flesh-red tint" (q^ juv. 

 27. \TI. 94, near Manado: Sarasin Coll.). 



Young female. Like the young male, but with more white about it: most of the breast and 

 sides white; the head and neck deeply stained with cinnamon ($, Macassar, 9. IX. 

 95: Sarasin Coll.). 



Measurements. 



a. (Sarasin CoU.) cf ad., Macassar, 17. IX. 95 

 h. (Sarasin Coll.) (J* ad., Macassar, 17. IX. 95 



c. (Sarasin Coll.) cf vix ad.. Macassar, 8. IX. 95 



d. (C6961) [c?] ad., Celebes, 1883 (Ribbe & Kuhn) 



e. (Sarasin Coll.) Q ad., Macassar, 9. IX. 95 . . 



f. (Sarasin Coll.) cT juv., Manado, 27. VH. 94 . 



g. (Sarasin Coll.) g juv.. Macassar, 9. IX. 95 . . 



For comparison: 



/«. (Nr. 11847) [cf] ad., T'.TOmo?-, America? 503 320 — 90 



i. (C 13417) cT ad., F. aquila, Bahamas, 15. V. 92 . . 620 460 — 108 

 / (C 13418) Q ad., F. aquila, Bahamas, 2. H. 92 . . . 685 460 — 120 



Nestling. Clothed in wliite down. 



Nest and eggs. Breeds in colonies, forming a nest of sticks and twigs on the ground or on 



Exp.culm. 



straight 



85 

 100 

 100 



97 



91 

 100 



90 



