Reptilia - Sphenisciformes - Spheniscidae
Full reference: C. Wiman. 1905. Vorlaufige Mitteilung uber die alttertiaren Vertebraten der Symourinsel. Bulletin of the Geological Institution of the University of Upsala 6:247-253
Parent taxon: Spheniscidae according to A. Myrcha et al. 2002
Sister taxa: Anthropodyptes, Anthropornis, Archaeospheniscus, Arthrodytes, Dege, Duntroonornis, Eretiscus, Eudyptes, Eudyptula, Inguza, Korora, Madrynornis, Marambiornis, Marplesornis, Megadyptes, Mesetaornis, Nucleornis, Pachydyptes, Palaeeudyptes, Palaeeudyptinae, Palaeospheniscinae, Palaeospheniscus, Paraptenodytes, Paraptenodytinae, Platydyptes, Pseudaptenodytes, Pygoscelis, Spheniscinae, Spheniscus, Tereingaornis, Tonniornis, Wimanornis
Subtaxa: Delphinornis arctowskii, Delphinornis larseni
Ecology: ground dwelling carnivore