Alternative spelling: Delphina
Full reference: C. Muizon. 1984. Les vertebres fossiles de la Formation Pisco (Perou) II: Les Odontocetes (Cetacea, Mammalia) du Pliocene inferieur de Sud-Sacaco. Institut Francais d'Etudes Andines Editions Recherche sur les Civilizations Memoire 50:1-188
Parent taxon: Odontoceti according to G. Bianucci et al. 2011
Sister taxa: Agorophiidae, Atropatenocetus, Delphinoceti, Eurhinodelphinida, Eurhinodelphinoidea, Hyperoodontoidea, Imerodelphis, Mirocetus, Monodontoidea, Neosqualodon, Oligodelphis, Pandelphinida, Parapontoporiidae, Patriocetidae, Patriocetus, Physeterida, Physeteroidea, Platanistida, Platanistoidea, Prosqualodon, Rhabdosteoidea, Saurocetus, Simocetidae, Squaloceti, Squalodontoidea, Squaloziphius, Synrhina, Waipatiidae, Xenorophidae, Zignodelphinidae, Austrosqualodon trirhizodonta, Microzeuglodon caucasicum, Prophyseter dolloi, Acrodelphinae
Subtaxa: Atocetus, Delphinoidea, Inioidea, Lipotidae, Lipotoidea, Monodontoidae
Ecology: aquatic carnivore