[organisms]
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
Order Anseriformes Wagler, 1831 - waterfowl and screamers
Family Anatidae Vigors, 1825 - ducks, geese, swans
Genus Somateria Leach, 1819
Somateria mollissima (Linnaeus, 1758) - common eider