Animalia | Chordata | Aves | Charadriiformes | Stercorariidae | Stercorarius
Biota | Animalia | Chordata | Vertebrata | Gnathostomata | Tetrapoda | Reptilia | Aves | Charadriiformes | Stercorariidae | Stercorarius | Stercorarius maccormicki
|  | Haeckel, 1874 |  | von Zittel, 1879 |  | Laurenti, 1768 |  |  | Brisson, 1760 | Brisson, 1760 | Saunders, 1893