00 Curojjcnn axits ^mnirait 33iiO)S. 



460. Mergulus Antiquus, Nob. 

 (Alca antiqua. Pall.) Aud. 

 pi. 402. Northern shores. 



Genus 323. Ceratorhyncha, Nob. 

 ( Cerorhynca, Nob.) 



461. CeratorhyncaOccidentalis, 

 Noh.(Phaleris cerorhynca, Nob.) 

 Aud. pi. 402. Western coast. 



Gen. 324. Phaleris, Tem. 



462. Phaleris Nodirostra, Nob. 

 (Cerorhynca occidentalis, Vig.) 

 Aud. pi. 402. 



463. Phaleris Superciliosa, Nob. 

 (Phaleris cristatella, Tem. J 

 Aud. pi. 402. 



464. Phaleris Cristatella, Nob. 

 nee Tem. {Alca cristatella, 

 Auct. nee Vieill.) Aud. pi. 

 On the western shores. 



465. Phaleris Tetracula, Steph. 

 (Alca tetracula, Pall.^ 



466. Phaleris Psittacula, Steph. 

 (Alca psittacula. Pall.) North 

 western coast. 



Gen. 325. Mormon, 111. 



499. Mormon Arcticus, 111. (Alca 467. Mormon Arcticus, 111. Aud. 

 Arctica, L.) Gould, pi. 403. pi. 213. Northern coast. 

 Northern Europe. 



500. Mormon Glacialis, Leach. 468. Mormon Glacialis, Leach. 

 Gould, pi. 404. Northern Eu- Aud. pi. 293. On the coast 

 rope. generally. 



469. Mormon Cirrhatus, Tem. 

 (Alca cirrhata, Gm.) Aud.pl. 

 249. Western coast. 



Gen. 326. Utamania, Leach. 



501. Utamania Torda, Leach. 470. Utamania Torda, Leach. 

 (Alca Torda, and Pica, L.) Aud. pi. 214. America gene- 

 Gould, pi. 401. Europe gene- rally. 



rally. 



Gen. 327. Alca, Leach. 



502. Alca Impennis, L. Gould, 471. Alca Impennis, L. Aud.pl. 

 pi. 400. Northern Europe. 341. Northern coast. 



