Taxonomic Classification
The "†"'s denote extinct families and genera.
Suborder Mysticeti: Baleen whales
- Family †Aetiocetidae
- † Aetiocetus
- † Ashorocetus
- † Chonecetus
- † Morawanocetus
- † Willungacetus
- Family †Aglaocetidae
- † Aglaocetus
- † Isanacetus
- † Pinocetus
- Family Balaenidae: Right whales and bowhead whale
- Balaena Bowhead whales
- †Balaenella
- †Balaenotus
- †Balaenula
- Eubalaena Right whales
- Eucetites
- †Morenocetus
- Family Balaenopteridae: Rorquals
- †Archaebalaenoptera
- Balaenoptera
- †Cetotheriophanes
- †Diunatans
- †Mauicetus
- Megaptera
- †Notiocetus
- †Parabalaenoptera
- †Plesiobalaenoptera
- †Praemegaptera
- †Protororqualus
- †Family Cetotheriidae
- †Cephalotropis
- †Cetotherium
- †Herpetocetus
- †Hibacetus
- †Joumocetus
- †Metopocetus
- †Mixocetus
- †Nannocetus
- †Palaeobalaena
- †Piscobalaena
- †Plesiocetopsis
- †Titanocetus
- †Family Cetotheriopsidae
- †Cetotheriopsis
- †Micromysticetus
- †Family Diorocetidae
- †Amphicetus
- †Diorocetus
- †Plesiocetus
- †Thinocetus
- †Uranocetus
- †Family Eomysticetidae
- †Eomysticetus
- Family Eschrichtiidae
- †Archaeschrichtius
- †Eschrichtioides
- Eschrichtius Gray whales
- †Gricetoides
- †Megapteropsis
- †Family Llanocetidae
- †Llanocetus
- †Family Mammalodontidae
- †Janjucetus
- †Mammalodon
- Family Neobalaenidae: Pygmy right whale
- Caperea, Pygmy right whale
- †Family Pelocetidae
- †Cophocetus
- †Halicetus
- †Parietobalaena
- †Pelocetus
- †Eobalaenoptera
- Family incertae sedis
- †Amphitera
- †Burtinopsis
- †Idiocetus
- †Imerocetus
- †Isocetus
- †Mesocetus
- †Mioceta
- †Otradnocetus
- †Peripolocetus
- †Piscocetus
- †Siphonocetus
- †Tiphyocetus
- †Tretulias
- †Ulias
The earliest known baleen whale is Llanocetus, discovered on Seymour Island, Antarctica, by E.D. Mitchell in 1989. The species lived during the Latest Eocene/Earliest Oligocene, about 35 mya.
Read more about this topic: Baleen Whale