309- 



Fani. COLYxMBIDiE. 



Genus Colymbus, L. 



1800. C. GLACiALis, L. {PI. Eld. !);)2). 

 Syn. C. iwtner, Gmelin. 



C. torquatns, Brunuich. 

 Hab. Nortlieni regions. 



A. Very fine adult, li. Young. Rrccivod from ^[r. 

 Bartlett (1843-5). 



ISOl. C. ARCTicus, L. (Edwards, pi 146; PI. Enl. 914). 

 Syn. C. i(j)wti(s et C leuco/ms, Bechstein. 



C. halthiciis, Hornsch. 

 Hab. Northern regions. 



A. Male. B. Female. From the Christianiri Univer- 

 sity (1843). C. Young. Mr. Bartlett (1845). 



1802. C. SEPTENTRiONALis, L. (Edwards, pi. 97 ; Pi Enl. 308, 992). 



Syn. C. lumme, Brunuich. 



C. stelliffus, Gmelin. 



C. striatiis, Gmelin. 



C. borealis, Brunuich. 

 Hab. Northern regions. 



A. Specimen in summer dress. From the Christiania 

 University (1843). ^. Do , winter dress. Mr. Bartlett. 



Fam. SPHENISCID^^ 



Genus Aptenodytes, Forster. 



1803. Apt. pennantii, G. R. Gray (vide Ann. M. N. II. 181 1, p. 31 5). 



Syn. Ajjt. jjatac/ionica, Shaw. 

 Hab. Antarctic regions. 



Skin of the fore-neck and breast ; presented by 



Genus Spheniscus, Brisson. 



1804. Sph. magellanicus. 



Syn. Aptenodytes niagellanicns, Forster. 

 Hab. Extra-tropical S. America. 



A. Specimen purchased (1843). 



Fam. ALCAD.E. 



Genus Tylorhamphus, Brandt. 



1805. T. cristatellus, {PL Col. 200). 



Syn. Alca cristatella, Pallas. 



PhaJet'is svpercdiosa, Bonap. 

 Hab. N. Pacific. 



A. Specimen receivedirom the Sydney Institu'ion (18-15). 



