AVES PROCELLARIID^E. 



125 



Oceanites grallaria, Sharpe, P. Z. S. 1881, p. n (St. Ambrose Island, 



South Pacific, July 20). 

 Cymodroma grallaria, Baird, Brewer & Ridgway, Water Birds, N. Amer. 



II. p. 419 (1884); Salvin, Cat. Bds. Brit. Mus. XXV. p. 366 (1896). 

 Fregetta grallaria, Sharpe, Hand-List Bds. I. p. 122 (1899); Carbajal, La 



Patagonia, Part II. p. 277 (1900). 



GENERAL DESCRIPTION. 



Size. Adult male. Total length about 7.4 inches. 

 Wing, 6.5 inches. 

 Tail, 2.9 inches. 

 Bill, 0.8 inch. 

 Tarsus, 1.4 inch. 



Color. Adult male. General color above greyish sooty black, greyer 

 on back and wings with a white area on the rump. Whole lower parts 



FIG. 73. 



FIG. 74. 



Fregetta grallaria. Profile of head. From ma- 

 terial in the British Museum. Natural size. 



Fregetta grallaria. Head from above. 

 From material in the British Museum. Nat- 

 ural size. 



from the breast backward white, the neck and throat sooty like the upper 

 parts. 



Head : Greyish sooty black. 



Neck : Greyish sooty black above and below. 



Back: More definitely grey than the head. Each feather having a 

 whitish edging. Rump pure white. Upper tail coverts white. 



