| A (11 species) |
| Acrophyseter - Late Miocene (Laventan-Montehermosan)~13.65-5.332 Ma |
| Aetiocetus - Late Oligocene |
| Agorophius - Rupelian of the Oligocene |
| Albicetus - Langhian |
| Ambulocetus - Early Eocene, 47.8-41.3 Ma |
| Ancalecetus - Late Eocene |
| Andrewsiphius - Eocene |
| Artiocetus - early Lutetian |
| Ashorocetus - Chattian |
| Attockicetus - Eocene |
| Aulophyseter - Mid-Late Miocene~15.97-5.332 Ma |
| B (4 species) |
| Babiacetus - Middle Eocene |
| Basilosaurus - Late Eocene |
| Basiloterus - Late Eocene |
| Brygmophyseter - Miocene |
| C (5 species) |
| Carolinacetus - Middle Eocene |
| Cetotherium - Miocene-Pliocene |
| Chonecetus - Oligocene |
| Chrysocetus - Eocene |
| Cynthiacetus - Late Eocene~37.2-33.9 Ma |
| D (3 species) |
| Diorocetus - Miocene |
| Diunatans - Early Pliocene |
| Dorudon - Late Eocene |
| E (3 species) |
| Eocetus - Middle Eocene |
| Eomysticetus - Chattian |
| Eurhinodelphis - Middle Miocene-Late Miocene |
| F (0 species) |
| G (3 species) |
| Gandakasia - Early Eocene, 49 Ma |
| Gaviacetus - Middle Eocene |
| Georgiacetus - Middle Eocene |
| H (1 species) |
| Himalayacetus - Early Eocene, 53.5 Ma |
| I (1 species) |
| Indocetus - Middle Eocene |
| J (1 species) |
| Janjucetus - Late Oligocene |
| K (4 species) |
| Kekenodon - Chattian of the Oligocene |
| Kharodacetus - Middle Eocene, 42 Ma |
| Kogiopsis - Miocene |
| Kutchicetus - Middle Eocene, 46-43 Ma |
| L (2 species) |
| Livyatan - Tortonian (Chasicoan)~9.9-8.9 Ma (possible Zanclean occurrence) |
| Llanocetus - Priabonian |
| M (8 species) |
| Maiacetus - Middle Eocene |
| Makaracetus - Early Middle Eocene |
| Mammalodon - Late Oligocene |
| Masracetus - Late Eocene |
| Mauicetus - Late Oligocene. 24.2-23.6 Ma |
| Meherrinia - Late Miocene |
| Mixocetus - Late Miocene, 11.6-10 Ma |
| Morawanocetus - Chattian |
| N (2 species) |
| Nalacetus - Early Eocene, 50 Ma |
| Natchitochia - Middle Eocene |
| O (1 species) |
| Orycterocetus - Miocene |
| P (8 species) |
| Pakicetus - Early Eocene, 52-48 Ma |
| Palaeobalaena - Langhian of the Miocene |
| Pappocetus - Eocene |
| Piscobalaena - Mid-Late Miocene (Mayoan-Huayquerian & Clarendonian)~11.608-5.332 Ma |
| Platalearostrum - Middle Pliocene to Early Pleistocene |
| Plesiobalaenoptera - Late Miocene |
| Prosqualodon - Late Oligocene-Early Miocene (Deseadan-Friasian)~28.4-16.0 Ma |
| Protocetus - Middle Eocene |
| Q (1 species) |
| Qaisracetus - Middle Eocene |
| R (2 species) |
| Remingtonocetus - Middle Eocene, 45-43.5 Ma |
| Rodhocetus - Lutetian |
| S (3 species) |
| Saghacetus - Late Eocene |
| Squalodon - Oligocene-Miocene |
| Stromerius - Late Eocene |
| T (6 species) |
| Takracetus - Middle Eocene |
| Titanocetus - Serravallian |
| Togocetus - 46-44 Ma |
| 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 (2 species) |
| Waipatia - Late Oligocene |
| Willungacetus - Oligocene |
| X (1 species) |
| Xenorophus - Oligocene |
| Y (0 species) |
| Z (2 species) |
| Zygophyseter - Tortonian |
| Zygorhiza - Late Eocene |