Subfamily Dalatiinae Gray 1851 (elasmobranch)
Chondrichthyes - Squaliformes - Dalatiidae
Parent taxon: Dalatiidae according to A. Engelbrecht et al. 2017
See also Keyes 1984, Laurito 1996 and Yabe and Hirayama 1998
Sister taxa: Acrosqualiolus, Angoumeius, Dalatias, Eosqualiolus, Euprotomicroides, Euprotomicrus, Hessinodon, Isistius, Oligodalatias, Squaliodalatias, Squaliolus, Squaliomicrus
Subtaxa: Eodalatias
Ecology: nektonic carnivore
Distribution:
• Eocene of Antarctica (6 collections)
Total: 6 collections each including a single occurrence