6. (ESTEEL.VIA. 417 



Adult. Upper surface dark slaty-black, the middle of the back, 

 the median and greater wing-coverts, and the tail-coverts dark grey ; 

 face, throat, and entire under surface white, forehead and sides of 

 the neck spotted with slaty-black ; under wing-coverts white, edge 

 of the wing slaty-black ; quills white towards the base of the inner 

 web, shafts dark ; tail slaty-black, the outer rectrices grey speckled 

 with wliite on the inner web : bill black ; tarsi yellow ; inner and 

 middle toes yellow at the base, the tips and the whole of the outer 

 toe black. Total length about 12 inches, wing S'o ; tail, central 

 rectrices ;3-8, lateral rectrices 3"i ; biU 1'35, tarsus 1*2, middle and 

 outer toes 1-5, inner toe 1"2. 



Hah. East coast of Australia. 



a. Ad. sk. Cabbage Tree I., mouth of Port Salvin-Godman Coll. 



Stephen Harbour, N.S.W. {J. 

 Gould). (One of the types of the species.) 



27. OEstrelata defilippiana. 



.^strclata defilippiana, Gigl. S) Salvad. Ibis, 1869, pp. 63, 66 ; Gigl. 



Jjistr. Fauna Vert. Oceano, p. 43 (1870) ; Coppinger, Cruise of 



the' Alert; p. 86 (1883); Eidgio. Man. N. Am. Birds, p. 68. 

 CEstrelata detilippiana, 8alv. in Rowley's Orn. Misc. i. p. 2ob, t. 33 



(1876) ; id. P. Z. S. 1883, p. 431 ; Sharpe, P. Z. S. 1881, p. 11 ; 



Tristr. Ibis, 1881, p. 177 ; Ridgiv. Pr. U.S. Nat. Mus. viii. p. 17 



(1885). 



Adult. Similar to (E. leucoptera, but the upper surface much 

 greyer, the wings and a patch on the rump alone being black, the 

 bill not quite so stout. 



Hah. Pacific Ocean, coast of Chili. 



a. $ ad. sk. Coast of Chili, lat. 27° 26' S., Salvin-Godman Coll. 



long. 72° 30' W. {A. H. 

 Markham). 



b. Ad. sk. Pacific Ocean, between Callao Salvin-Godman Coll. 



and Valparaiso, Aug. 1867 



(//. H. Gujlioli). (One of the type specimens.) 



c. (S ad. ; d. $ fid. St. Ambrose I., coast of Chili, Vov. H.M.S. 'Alert.' 

 sk. 21st July, 1879 {Dr. Coi>- 



pinger). 

 e. (S ad. sk. St. Ambrose I., 21st July {Dr. Salvin-Godman Coll. 



Coppinger). 



28. (Estrelata cooki. 



Procellaria cooki, Crrag, in Dieffenb. N. Zeal. ii. p. 99 (1843) ; id. 

 Gen. Bird^, iii. p. 648 (1844); id. List Anseres Brit. Mus. p. 164 

 (1844) ; id. Vog. ' Dreb. ^- Terr.' i. Birds,^ p. 17, pi. 35 (1846) ; id. 

 Ibis, 1862, p. 246; Reich. Syst. Av., Natatores, pi. 22. fig. 793 

 (1651); Reischek, Trans. N. Zeal. Inst. xiv. p. 274; Finsch, 

 J.f. Orn. 1870, p. 373, 1874, p. 207; Mutton, Cat. Birds X. Zeal. 

 p. 45 (1871); Bailor, Birds N. Zeal. p. 307 (1873); Sandager, 

 Tr. K. Z. Inst. xxii. p. 291 (1889). 



Cookilaria velox, Bp. Cojisp. Av. ii. p. 190 (1855). 



Ehantistes cooki, Bp. Compt. Rend. xlii. p. 768 (1856). 

 VOL. XXV. 2 E 



