| A (2 species) |
| Aetiocetus - Late Oligocene |
| Ashorocetus - Chattian |
| B (0 species) |
| C (1 species) |
| Cetotherium - Miocene-Pliocene |
| D (2 species) |
| Diorocetus - Miocene |
| Diunatans - Early Pliocene |
| E (0 species) |
| F (0 species) |
| G (0 species) |
| H (0 species) |
| I (0 species) |
| J (1 species) |
| Janjucetus - Late Oligocene |
| K (0 species) |
| L (1 species) |
| Llanocetus - Priabonian |
| M (3 species) |
| Mammalodon - Late Oligocene |
| Mauicetus - Late Oligocene. 24.2-23.6 Ma |
| Mixocetus - Late Miocene, 11.6-10 Ma |
| N (0 species) |
| O (0 species) |
| P (2 species) |
| Palaeobalaena - Langhian of the Miocene |
| Plesiobalaenoptera - Late Miocene |
| Q (0 species) |
| R (0 species) |
| S (0 species) |
| T (4 species) |
| Titanocetus - Serravallian |
| Tohoraata - Late Oligocene, 27.3-25.2 Ma |
| Tokarahia - Late Oligocene, 27.3-25.2 Ma |
| Tranatocetus - Late Miocene, 9.6-8 Ma |
| U (0 species) |
| V (0 species) |
| W (0 species) |
| X (0 species) |
| Y (0 species) |
| Z (0 species) |