Order Procellariiformes Fürbringer, 1888 Family Diomedeidae Gray, 1840 - albatrosses Genus Diomedea Linnaeus, 1758 Subgenus Phoebastria Reichenbach, 1853 see Genus Phoebastria Reichenbach, 1853 Diomedea (Phoebastria) immutabilis Rothschild, 1893