AVES SPHENISCID^. 



II I 



Aptenodytes dctnevsa (nee Linn.), Abbott, Ibis, i860, p. 336 (Falkland Isl.). 

 Eudyptes niagcllanica Gray, Hand-List B. III. p. 99, no. 10799 (1871). 

 Spliciiiscits dcmersus var. niageZ/aiiicns, Coues, Proc. Acad. Philad. 1872, 



p. 211 (Tierra del Fuego); Milne Edwards, Ann. Sci. Nat. (6) IX. 



art. IX. p. 63 (1880). 

 Spheniscus trifasciatiis Philippi, Zeit. ges. Naturw. (2) VII. p. 121, pis. i, 



2 (1872: Valdivia, Chile). 



General description. 



Size (adult male). — Total length, about 28 inches. 

 Bill : Gape to tip, 2.8 inches. 

 Exposed culmen, 2.15 inches. 

 Wing (from shoulder to tip), 9.0 inches. 

 Tail, 1.4 inches. 



The adult female is appreciably smaller than the adult male. 

 Fig. 65. Fig. 66. 



I pill 



\ I'M ill y/^ 



spheniscus viagcUanicus. Profile head and Spheniscus magellanicus. Head from above, 



neck. 1,3 natural size. 1-3 natural size. 



Color (adult). — The coloring throughout is much like that of 5". Iinin- 

 bo/dfi, but tJiere is an additional band of broianis/i black across the lower 

 neck, between the dark area of the throat and the curved pectoral band. 

 This brownish black band is broad and clearly defined, and connects with 

 the dark area of the upper parts. 



Wing (flipper) : Above as in 5". lutinboldti, and below white, dotted 

 with many spots of black. This last marking varies much in individuals, 

 being almost or quite obsolete in some examples. 



