Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       [Order] Sphenisciformes Sharpe, 1891
         Family Spheniscidae Bonaparte, 1831 - penguins
           Genus Eudyptes Vieillot, 1816
             Eudyptes chrysocome (Forster, 1781) - rockhopper penguin
               1 Eudyptes chrysocome chrysocome (Forster, 1781) - rockhopper penguin
               2 Eudyptes chrysocome filholi Hutton, 1879
               3 Eudyptes chrysocome moseleyi Mathews & Iredale, 1921 - Moseley's penguin see Eudyptes moseleyi Mathews & Iredale, 1921