AVES NATATORES. 299 



tropica, melanogaster and leucoy aster. Ibid, xiv, p. 503, the characters arc 

 repeated by him of Puffinus carneipes, Procellaria solandri aud leucoptera. 



lii the ' Genera of Birds,' u. 2, Gray treats of the Diomedinaj with its 

 single genus Diomedia, to which he ascribes ten species. 



Gould has figured, in ' Birds of Australia,' Prion turtur and vittatus, u. 

 10, Puffinaria urinatrLr, u. 15, Diomedia exulans and melanophryx, u. 14, 

 Diomedia chlororhyncha aud cauta, u. 15. 



UNGUIKOSTRES. Of this family Gray treats, in the ' Genera of Birds/ 

 concerning the Fuligulince, n. 4, Erismaturina and Mergina, u. 5. The 

 Fuligulinoe number iu genera Branta with one species, Fuligula with 

 seven, Nyroca with seven, Clang itla with five, Harelda with one, Hymeno- 

 lainms with one, Camptolaimus with one, Micropterus with one, Eniconnetta 

 with oue, Somateria with two, Oidemia with four, species. The Erismaturiuae 

 coutaiu the genera TJialassiornis with one, Biziura, with one, Erismatura 

 with seven, Nesonetta with ouc, species. To the Merginse belong the genera 

 Merganetta with one, Nergus with seven, (thi-ec of wliich are doubtful,) 

 Neryellus with one, species. 



Anser (egyptiacus has been killed in different parts of Prance. (Eev. 

 Zool. p. 441.) 



Anus flavirostris, sparsa and Rhyncaspis capensis have been described and 

 figured by A. Smith, in his ' Illust. of the Zool. of South Africa,' n. 21. 



Tadorna radjali and Casarca tadornoides, n. 14, Strepera gracullna, n. 

 15, Bizura lobata and Erismatura australis, n. 16, have been figured by 

 Gould, in his ' Birds of Australia.' 



PYGOPODES. G. B. Gray lias shown that under Apte- 

 nodytes patachonica two species are confounded. (Ann. of 

 Nat. Hist, xiii, p. 315.) 



Pennant's Patagouian Penguin (in the Phil. Trans, viii, 91) is the original 

 figure, but differs from Shaw's Aptenodytes patachonica, which was figured 

 from Forster's drawings. The latter species is called by the traveller the 

 Emperor, the Pennantian, the King. They differ from each other as follows : 



Emperor. King. 



Erorn the tip of the bill to the end Ditto 44". 

 of the tail 50". 



From ditto to angle of mouth 5". 4^". 



Base of lower jaw not expanded. Expanded. 



The yellow upon the sides of the The yellow on the sides of the 



head merging imperceptibly into the head of an intense hue, and suddenly 



white of the sides of the neck, where merging upon the throat into a 



