IMPENNES CATARRHACTES 521 



crown, on either side of which is a bunch of elongated superciliary 

 golden feathers ; tail relatively long, of fourteen or sixteen feathers. 



This genus, containing five species, is found throughout the 

 islands of the Southern Ocean from Tristan and the Falkland s to 

 New Zealand and Kerguelen. It does not extend very far south, 

 ranging only between lats. 35 and 60 S. 



813. Catarrhactes chrysocome. Rock-hopper Penguin. 



Aptenodytes chrysocome, Forster, Comment. Getting . iii, p. 135, pi. i 



(1781) ; Layard, Ibis, 1869, p. 378. 

 Eudyptes chrysocome, P. L. Sdater and Salvin, Report Chall., Zool ii, 



Birds, p. 128, pi. xxx (1880). 

 Eudyptes chrysolophus (nee Brandt), Sharpe, ed. Layard' s B. S. Afr. 



p. 790 (1884). 

 Catarrhactes chrysocome, Grant, Cat. B. M. xxvi, p. 635 (1898). 



Description. Adult (from Inaccessible, in the Tristan group). 

 General colour above, including the sides of the face, chin, throat 

 and wings slaty, feathers of the crown somewhat elongated and 

 upstanding, forming a crest, on each side of which are lines of pale 

 yellow plume-like feathers running from behind the nostrils to above 

 the eye, the hinder ones considerably elongated, attaining a length 

 of at least two inches ; below, including a patcli on the under side 

 of the wing, and the anterior and posterior edges pure white ; tail of 

 sixteen feathers. 



Iris dull rosy-pink; bill dull pink; feet reddish, darker on the 

 webs. 



Length about 25'0; nipper 6-3 ; tail 3-5 to 4-0; culmen 1-u ; 

 middle toe and claw 2-5. 



Young birds are duller in colour, there is no crest, yellow or 

 black, and the white extends much further up the throat, almost 

 to the chin. 



Distribution, The Eock-hopper is found throughout the Great 

 Southern Ocean, occurring on the coasts of Kerguelen, South 

 Australia, Tasmania, New Zealand and adjacent Islands, Tierra del 

 Fuego, Falklands, Tristan group, Gough Island, Prince Edward, 

 Marion and Crozet Islands. 



The rookeries on the four latter islands are the regular resorts 

 nearest to the South African Coast, which is apparently occasionally 

 visited by this Penguin. Verreaux informed Mr. Layard that in 



