Classification
Biota [regio]Animalia [regnum]
Chordata [phylum]
Aves [classis]
Anseriformes [ordo]
Anatidae [familia]
Somateria [genus]
Genus Somateria contains the following taxa:
Somateria mollissima (Linnaeus, 1758) [species]
Somateria spectabilis (Linnaeus, 1758) [species]