The Family Dalatiidae contains these Genera:
- Aculeola
- Centroscyllium
- Etmopterus
- Miroscyllium
- Trigonognathus
- Centroscymnus
- Scymnodalatias
- Somniosus
- Symnodon
- Zameus
- Oxynotus
- Dalatias
- Euprotomicroides
- Euprotomicrus
- Heteroscymnoides
- Isistius
- Mollisquama
- Squaliolus