Megadyptes Milne-Edwards 1880 (penguin)
Reptilia - Sphenisciformes - Spheniscidae
Parent taxon: Spheniscidae according to T. H. Worthy and J. A. Grant-Mackie 2003
Sister taxa: Anthropodyptes, Anthropornis, Archaeospheniscus, Arthrodytes, Dege, Delphinornis, Duntroonornis, Eretiscus, Eudyptes, Eudyptula, Inguza, Korora, Madrynornis, Marambiornis, Marplesornis, Mesetaornis, Nucleornis, Pachydyptes, Palaeeudyptes, Palaeeudyptinae, Palaeospheniscinae, Palaeospheniscus, Paraptenodytes, Paraptenodytinae, Platydyptes, Pseudaptenodytes, Pygoscelis, Spheniscinae, Spheniscus, Tereingaornis, Tonniornis, Wimanornis
Subtaxa: Megadyptes antipodes, Megadyptes waitaha
Type: Catarrhactes antipodes
Ecology: ground dwelling carnivore