1878.] COLLECTED BY THE 'CHALLENGER.' 653 



or of the white spot in the middle of the back which distinguish 

 P. imperialis. The female, d, is in young plumage. 



b. IMPENNES. 



Of Penguins the collection contains 37 specimens, belonging to 6 

 species. 



1. Aptenodytes longirostris. 



Apterodyta longirostris, Scop. Del. Faun, et Flor. Ins. ii. p. 91. 

 Aptenodytes longirostris, Coues, Pr. Ac. Phil. 1872, p. 193; 

 Sharpe, Zool. Kerg. p. 52. 



a, Kerguelen Land. 



b, Christmas Harbour, Kerguelen. 



c, Marion Island. 



734, female, 1 „ ,, , , 



735, male, ) Falkland *. 



" Eyes brown ; the stomach of the female had the remains of 

 cuttlefish, there being many beaks of these and also a weed-like sub- 

 stance. Female weighed 20 lb. ; skin of male weighed 10 lb "— 

 J. M. 



2. Pygosceles t.eniatus. 



Aptenodytes papua, Forst. Nov. Comm. Grott. iii. p. 140, tab. iii. 

 Aptenodytes tceniata, Peale, U.S. Exp]. Exp. p. 264 (1848). 

 Pygosceles wagleri, Scl. P. Z. S. 1860, p. 390. 

 Pygosceles tceniata, Coues, Pr. Ac. Phil. 1872, p. 19.5 ; Sharpe, 

 Zool. Kerg. p. 54. 



J y Kerguelen Land. 



e, 



/,] 



3. Spheniscus demkrsus. 



Diomeda demersa, Linn. S. N. i. p. 214. 



Spheniscus demersus, Temm. Tabl. Meth. p. 107 (1836). 



a, ^ 



b ' 

 ' )>Cape of Good Hope. 



d, J 



4. Spheniscus magellanicus. 



Aptenodytes magellanicus, Forst. Nov. Comm. Gott. iii. p. 143, 

 tab. v. 



Spheniscus magellanicus, Scl. P. Z. S. 1860, p. 382. 



Spheniscus demersus, var. magellanicus, Coues, Pr. Ac. Phil. 1872, 

 p. 209. 



689, male, Port Churrucha. 



