AYES. 379 



head and throat are black ; a yellow or orange- coloured stripe on each side 

 of the head descend and meet in the breast under the throat, and the yellow 

 then passes into the white of the belly. This part of the skin may be often 

 met with amongst fur-dealers. (According to G. R. GEAY two species are 

 united under a collective name, which he distinguishes as Aptenodytes Pen- 

 nantii and Aptenodytes Forsteri; Ann. ofnat. Hist. xm. 1844, p. 315.) 



Catarrhactes BRISS., Eudyptes ViElLL., GRAY. Bill moderate, 

 strong, acuminate, slightly hooked at the tip. Lower mandible 

 shorter than upper, with apex rounded. Groove from nostrils not 

 produced to the point of mandible, but descending obliquely to its 

 margin. 



Sp. Catarrhactes chrysocome BRANDT, Aptenodytes chrysocome FOBST., GMEL., 

 BUFF. PL enlum. 984, BLUMENB. Abbild. naturh. Gegenst. No. 46; bill and 

 feet red ; a circlet of long, white and yellow, thin feathers round the head ; 

 Van Diemen's Land ; Catarrhactes papuensis, Aptenodytes papua FOBSTER, 

 SONNEBAT Voyage a la Nouv. Guinte, PL 115, &c. 



SpJieniscus BRISS. Bill moderate, grooved at the base, straight, 

 hooked at the tip ; lower mandible truncate at the point. Nostrils 

 open, placed in the middle of bill. 



Sp. Spheniscus demersus, Diomedea demersa L., BUFF. Hist. not. xxiv. PL 

 31, PL enl. 382, 1005, Cuv. R. Ani., ed. ill., Ois. PL 90, fig. i ; on the 

 south coast of Africa ; Spheniscus Humboldti MEYEN, Reise urn die Erde, 

 Zool., Act. Acad. Leop. Carol. YoL xvi. Suppl. Tab. 31 ; from the coast of 

 Peru, common in the bay of Callao ; very similar to the preceding species 

 (but larger, according to TSCHUDI Fauna Peruana, p. 315); this bird may 

 be tamed, and then attaches itself to its master like a dog. 



Phalanx II. Alcince. Wings acute, with flag-feathers often 

 short, with the secondaries especially very short. Feet tridactylous, 

 palmate, with hallux none. Tarsi reticulate, mostly covered ante- 

 riorly with a row of transverse scutella. 



Alca L. (excl. species), ILLIG., Cuv. Bill moderate, cultrate 

 and compressed, a little longer than high, with sides grooved. 

 Nostrils covered by plumes. 



Sp. Alca torda L. (and Alca Pica ejusd.), BUFF. PL enl. 1003, 1004, BRISS. 

 vi. PL 8, fig. i, GUKBIN Iconogr., Ois. PL 61, fig. 2, NAUMANN, Taf. 336 ; 

 the awJc; this bird flies rapidly, notwithstanding its short wings, but close 

 to the surface of the water, comes along our coasts in the winter, but 

 keeps between 62 and 72 N.L., frequents the islands of the North Sea, 

 the coasts of Norway, Iceland, Greenland, and also the west coast of 

 America. The awk lays only a single egg, which is dirty white with black 



