"South Georgia Shag" . . "Animalia" . . . "Phalacrocoracidae" . "Phalacrocorax" . . . "Lonnberg 1906" . . "Phalacrocorax georgianus" . . "Aves" . . . . . "Phalacrocorax georgianus Lonnberg 1906" . . "Chordata" . . . "Pelecaniformes" .