Class [Mammalia] Linnaeus, 1758 - mammals
   Order Pinnipedia Illiger, 1811 - seals, sea lions, and walrus see Parvorder Pinnipedia Illiger, 1811
     Family Phocidae Gray, 1821 - true seals
       Genus Phoca Linnaeus, 1758 - harbor, ringed, harp, and ribbon seals
         Phoca groenlandicus (Erxleben, 1777) - harp seal see Phoca groenlandica Erxleben, 1777