Opinions from A. Berta 2017

  • 'Acrophoca belongs to Monachinae'
  • 'Acrophyseter belongs to Panphyseteroidea'
  • 'Aegyptocetus belongs to Protocetidae'
  • 'Aetiocetidae belongs to Mysticeti'
  • 'Aetiocetus belongs to Aetiocetidae'
  • 'Africanacetus belongs to Ziphiidae'
  • 'Afrophoca belongs to Monachinae'
  • 'Aglaocetus belongs to Cetotheriidae'
  • 'Agorophiidae belongs to Odontoceti'
  • 'Agorophius belongs to Agorophiidae'
  • 'Aivukus belongs to Odobeninae'
  • 'Albertocetus belongs to Xenorophidae'
  • 'Albicetus belongs to Panphyseteroidea'
  • 'Albireo belongs to Albireonidae'
  • 'Albireonidae belongs to Delphinoidea'
  • 'Allodelphinidae belongs to Platanistoidea'
  • 'Allodelphis belongs to Allodelphinidae'
  • 'Allodesmus belongs to Desmatophocidae'
  • 'Ambulocetidae belongs to Cetacea'
  • 'Ambulocetus belongs to Ambulocetidae'
  • 'Ancalecetus belongs to Basilosauridae'
  • 'Andrewsiphius belongs to Remingtonocetidae'
  • 'Anisosiren belongs to Dugongidae'
  • 'Anomotherium belongs to Trichechidae'
  • 'Anoplonassa belongs to Ziphiidae'
  • 'Aporotus belongs to Ziphiidae'
  • 'Aprixokogia belongs to Kogiidae'
  • 'Archaebalaenoptera belongs to Balaenopteridae'
  • 'Archaeodelphis belongs to Odontoceti'
  • 'Archaeodobenus belongs to Odobenidae'
  • 'Archaeoparadoxia belongs to Paleoparadoxiidae'
  • 'Archaeophocaena belongs to Phocoenidae'
  • 'Archaeoziphius belongs to Ziphiidae'
  • 'Archaeschrichtius belongs to Eschrichtiidae'
  • 'Arctoidea was reranked as a unranked clade and belongs to Carnivora'
  • 'Argyrocetus belongs to Odontoceti'
  • 'Arimidelphis belongs to Delphinidae'
  • 'Arktocara belongs to Allodelphinidae'
  • 'Artiocetus belongs to Protocetidae'
  • 'Ashleycetidae belongs to Odontoceti'
  • 'Ashleycetus belongs to Ashleycetidae'
  • 'Ashokia belongs to Protosirenidae'
  • 'Ashoroa belongs to Desmostylia'
  • 'Ashorocetus belongs to Aetiocetidae'
  • 'Astadelphis belongs to Delphinidae'
  • 'Atopotarus belongs to Desmatophocidae'
  • 'Attockicetus belongs to Remingtonocetidae'
  • 'Aulocetus belongs to Tranatocetidae'
  • 'Aulophyseter belongs to Physeteridae'
  • 'Auroracetus belongs to Pontoporiidae'
  • 'Australithax belongs to Phocoenidae'
  • 'Australodelphis belongs to Delphinidae'
  • 'Australophoca belongs to Monachinae'
  • 'Awamokoa belongs to Waipatiidae'
  • 'Babiacetus belongs to Protocetidae'
  • 'Balaena belongs to Balaenidae'
  • 'Balaenella belongs to Balaenidae'
  • 'Balaenomorpha belongs to Chaeomysticeti'
  • 'Balaenoptera belongs to Balaenopteridae'
  • 'Balaenopteridae belongs to Balaenopteroidea'
  • 'Balaenopteroidea was reranked as a unranked clade and belongs to Thalassotherii'
  • 'Balaenula belongs to Balaenidae'
  • 'Balanadae is corrected as Balaenidae and belongs to Balaenomorpha'
  • 'Basilosauridae belongs to Pelagiceti'
  • 'Basilosaurus belongs to Basilosauridae'
  • 'Basiloterus belongs to Basilosauridae'
  • 'Basilotritus belongs to Basilosauridae'
  • 'Batavipusa belongs to Phocinae'
  • 'Behemotops belongs to Desmostylia'
  • 'Belemnoziphius belongs to Ziphiidae'
  • 'Belonodelphis belongs to Kentriodontidae'
  • 'Beneziphius belongs to Ziphiidae'
  • 'Bharatisiren belongs to Dugonginae'
  • 'Bohaskaia belongs to Monodontidae'
  • 'Brachyallodesmus belongs to Desmatophocidae'
  • 'Brachydelphis belongs to Pontoporiidae'
  • 'Brandtocetus belongs to Cetotheriidae'
  • 'Brujadelphis belongs to Inioidea'
  • 'Brygmophyseter belongs to Panphyseteroidea'
  • 'Callistosiren belongs to Dugonginae'
  • 'Callophoca belongs to Monachinae'
  • 'Caperea belongs to Neobalaenidae'
  • 'Carolinacetus belongs to Protocetidae'
  • 'Caviziphius belongs to Ziphiidae'
  • 'Cephalotropis belongs to Cetotheriidae'
  • 'Cetacea was reranked as a unranked clade and belongs to Cetartiodactyla'
  • 'Ceterhinops belongs to Eurhinodelphinidae'
  • 'Cetotheriinae was reranked as the family Cetotheriidae and belongs to Thalassotherii'
  • 'Cetotheriopsis belongs to Thalassotherii'
  • 'Cetotherium belongs to Cetotheriidae'
  • 'Cetotherium (Cetotheriophanes) was reranked as Cetotheriophanes and belongs to Balaenopteridae'
  • 'Cetotherium (Eucetotherium) was reranked as Eucetotherium and belongs to Cetotheriidae'
  • 'Cetotherium (Plesiocetopsis) was reranked as Plesiocetopsis and belongs to Tranatocetidae'
  • 'Chaeomysticeti belongs to Mysticeti'
  • 'Chavinziphius belongs to Ziphiidae'
  • 'Chimuziphius belongs to Ziphiidae'
  • 'Chonecetus belongs to Aetiocetidae'
  • 'Choneziphius belongs to Ziphiidae'
  • 'Chrysocetus belongs to Basilosauridae'
  • 'Cophocetus belongs to Cetotheriidae'
  • 'Cornwallius belongs to Desmostylia'
  • 'Corystosiren belongs to Dugonginae'
  • 'Cotylocara belongs to Odontoceti'
  • 'Crenatocetus belongs to Protocetidae'
  • 'Crenatosiren belongs to Dugonginae'
  • 'Cryptophoca belongs to Phocinae'
  • 'Cynthiacetus belongs to Basilosauridae'
  • 'Dagonodum belongs to Ziphiidae'
  • 'Dalanistes belongs to Remingtonocetidae'
  • 'Delphinapterus belongs to Monodontidae'
  • 'Delphinapterus (Hemisyntrachelus) was reranked as Hemisyntrachelus and belongs to Delphinidae'
  • 'Delphinida belongs to Odontoceti'
  • 'Delphinidae belongs to Delphinoidea'
  • 'Delphinodon belongs to Kentriodontidae'
  • 'Delphinoidea belongs to Delphinida'
  • 'Denebola belongs to Monodontidae'
  • 'Desmatophoca belongs to Desmatophocidae'
  • 'Desmatophocidae belongs to Pinnipedia'
  • 'Desmostylus belongs to Desmostylia'
  • 'Devinophoca belongs to Phocidae'
  • 'Dhedacetus belongs to Protocetidae'
  • 'Diaphorocetus belongs to Panphyseteroidea'
  • 'Dioplotherium belongs to Dugonginae'
  • 'Diorocetus belongs to Cetotheriidae'
  • 'Diunatans belongs to Eschrichtiidae'
  • 'Domningia belongs to Dugonginae'
  • 'Dorudon belongs to Basilosauridae'
  • 'Dugongidae belongs to Sirenia'
  • 'Dugonginae belongs to Dugongidae'
  • 'Dusignathinae belongs to Odobenidae'
  • 'Dusignathus belongs to Dusignathinae'
  • 'Dusisiren belongs to Hydrodamalinae'
  • 'Eboroziphius belongs to Ziphiidae'
  • 'Echovenator belongs to Xenorophidae'
  • 'Enaliarctos belongs to Pinnipedimorpha'
  • 'Eobalaenoptera belongs to Balaenopteridae'
  • 'Eocetus belongs to Protocetidae'
  • 'Eodelphinus belongs to Delphinidae'
  • 'Eomysticetidae belongs to Chaeomysticeti'
  • 'Eomysticetus belongs to Eomysticetidae'
  • 'Eoplatanista belongs to Eoplatanistidae'
  • 'Eoplatanistidae belongs to Odontoceti'
  • 'Eosiren belongs to Dugongidae'
  • 'Eotaria belongs to Otariidae'
  • 'Eotheroides belongs to Dugongidae'
  • 'Eschrichtiidae belongs to Balaenopteroidea'
  • 'Eschrichtioides belongs to Eschrichtiidae'
  • 'Etruridelphis belongs to Delphinidae'
  • 'Eudelphis belongs to Panphyseteroidea'
  • 'Eurhinodelphidae is corrected as Eurhinodelphinidae and belongs to Delphinoidea'
  • 'Eurhinodelphis belongs to Eurhinodelphinidae'
  • 'Ferecetotherium belongs to Physeteridae'
  • 'Fragilicetus belongs to Balaenopteridae'
  • 'Fucaia belongs to Aetiocetidae'
  • 'Gandakasia belongs to Ambulocetidae'
  • 'Gaviacetus belongs to Protocetidae'
  • 'Georgiacetus belongs to Protocetidae'
  • 'Globicetus belongs to Ziphiidae'
  • 'Goedertius belongs to Allodelphinidae'
  • 'Gomphotaria belongs to Dusignathinae'
  • 'Goniodelphis belongs to Iniidae'
  • 'Gricetoides belongs to Eschrichtiidae'
  • 'Gryphoca belongs to Phocinae'
  • 'Haborophocoena belongs to Phocoenidae'
  • 'Hadrodelphis belongs to Kentriodontidae'
  • 'Hadrokirus belongs to Monachinae'
  • 'Halicetus belongs to Chaeomysticeti'
  • 'Halitherium (Prototherium) was reranked as Prototherium and belongs to Dugongidae'
  • 'Herentalia belongs to Cetotheriidae'
  • 'Herpetocetus belongs to Cetotheriidae'
  • 'Heterodelphis belongs to Kentriodontidae'
  • 'Hibacetus belongs to Cetotheriidae'
  • 'Himalayacetus belongs to Ambulocetidae'
  • 'Homiphoca belongs to Monachinae'
  • 'Huaridelphis belongs to Odontoceti'
  • 'Hydrarctos belongs to Otariidae'
  • 'Hydrodamalidae was reranked as the subfamily Hydrodamalinae and belongs to Dugongidae'
  • 'Hydrodamalis belongs to Hydrodamalinae'
  • 'Ichthyolestes belongs to Pakicetidae'
  • 'Idiocetus belongs to Balaenidae'
  • 'Idiophyseter belongs to Panphyseteroidea'
  • 'Idiorophus belongs to Panphyseteroidea'
  • 'Ihlengesi belongs to Ziphiidae'
  • 'Imagotaria belongs to Odobenidae'
  • 'Imerocetus belongs to Cetotheriidae'
  • 'Imocetus belongs to Ziphiidae'
  • 'Incacetus belongs to Kentriodontidae'
  • 'Incakujira belongs to Balaenopteridae'
  • 'Indocetus belongs to Protocetidae'
  • 'Indosiren belongs to Dugongidae'
  • 'Inia belongs to Iniidae'
  • 'Iniana was reranked as the family Iniidae and belongs to Inioidea'
  • 'Inioidea belongs to Delphinida'
  • 'Iniopsis belongs to Eurhinodelphinidae'
  • 'Isanacetus belongs to Cetotheriidae'
  • 'Ischyrorhynchus belongs to Iniidae'
  • 'Isocetus belongs to Thalassotherii'
  • 'Isthminia belongs to Kentriodontidae'
  • 'Izikoziphius belongs to Ziphiidae'
  • 'Janjucetus belongs to Mammalodontidae'
  • 'Joumocetus belongs to Cetotheriidae'
  • 'Kampholophos belongs to Kentriodontidae'
  • 'Kamtschatarctos belongs to Odobenidae'
  • 'Kawas belongs to Phocinae'
  • 'Kekenodontinae was reranked as the family Kekenodontidae and belongs to Pelagiceti'
  • 'Kentriodon belongs to Kentriodontidae'
  • 'Kentriodontidae belongs to Delphinida'
  • 'Kharodacetus belongs to Protocetidae'
  • 'Kogia belongs to Kogiidae'
  • 'Kogiidae belongs to Physeteroidea'
  • 'Kronokotherium belongs to Desmostylia'
  • 'Kurdalagonus belongs to Cetotheriidae'
  • 'Kutchicetus belongs to Remingtonocetidae'
  • 'Kutchisiren belongs to Dugonginae'
  • 'Lagenorhynchus belongs to Delphinidae'
  • 'Leptodelphis belongs to Kentriodontidae'
  • 'Leptophoca belongs to Phocinae'
  • 'Liolithax belongs to Kentriodontidae'
  • 'Lipotes belongs to Lipotidae'
  • 'Lipotidae belongs to Delphinida'
  • 'Livyatan belongs to Panphyseteroidea'
  • 'Llanocetidae belongs to Mysticeti'
  • 'Llanocetus belongs to Llanocetidae'
  • 'Lomacetus belongs to Phocoenidae'
  • 'Lophocetus belongs to Kentriodontidae'
  • 'Loxolithax belongs to Phocoenidae'
  • 'Macrokentriodon belongs to Kentriodontidae'
  • 'Maiacetus belongs to Protocetidae'
  • 'Makaracetus belongs to Protocetidae'
  • 'Mammalodon belongs to Mammalodontidae'
  • 'Mammalodontidae belongs to Mysticeti'
  • 'Masracetus belongs to Basilosauridae'
  • 'Matapanui belongs to Eomysticetidae'
  • 'Mauicetus belongs to Cetotheriidae'
  • 'Megagomphos belongs to Desmatophocidae'
  • 'Megaptera (Eschrichtius) was reranked as Eschrichtius and belongs to Eschrichtiidae'
  • 'Meherrinia belongs to Kentriodontidae'
  • 'Mesocetus belongs to Tranatocetidae'
  • 'Messapicetus belongs to Ziphiidae'
  • 'Metaxytherium belongs to Dugongidae'
  • 'Metopocetus belongs to Cetotheriidae'
  • 'Microberardius belongs to Ziphiidae'
  • 'Micromysticetus belongs to Eomysticetidae'
  • 'Microphocaena belongs to Kentriodontidae'
  • 'Miocaperea belongs to Neobalaenidae'
  • 'Miodugong belongs to Dugongidae'
  • 'Miophocaena belongs to Phocoenidae'
  • 'Miosiren belongs to Trichechidae'
  • 'Mirocetidae belongs to Odontoceti'
  • 'Mirocetus belongs to Mirocetidae'
  • 'Mixocetus belongs to Tranatocetidae'
  • 'Monachinae belongs to Phocidae'
  • 'Monachopsis belongs to Phocinae'
  • 'Monodon belongs to Monodontidae'
  • 'Monodontidae belongs to Monodontoidae'
  • 'Monodontoidae belongs to Delphinida'
  • 'Monotherium belongs to Monachinae'
  • 'Morawanocetus belongs to Aetiocetidae'
  • 'Morenocetus belongs to Balaenidae'
  • 'Mycteriacetus belongs to Eurhinodelphinidae'
  • 'Mysticeti was reranked as a unranked clade and belongs to Neoceti'
  • 'Nalacetus belongs to Pakicetidae'
  • 'Nannocetus belongs to Cetotheriidae'
  • 'Nanokogia belongs to Kogiidae'
  • 'Nanosiren belongs to Dugonginae'
  • 'Natchitochia belongs to Protocetidae'
  • 'Nazcacetus belongs to Ziphiidae'
  • 'Necromites belongs to Phocinae'
  • 'Nenga belongs to Ziphiidae'
  • 'Neobalaenidae belongs to Plicogulae'
  • 'Neoceti belongs to Pelagiceti'
  • 'Neoparadoxia belongs to Paleoparadoxiidae'
  • 'Neotherium belongs to Odobenidae'
  • 'Ninjadelphis belongs to Allodelphinidae'
  • 'Ninoziphius belongs to Ziphiidae'
  • 'Notiocetus belongs to Balaenopteridae'
  • 'Notocetus belongs to Squalodelphinidae'
  • 'Notoziphius belongs to Ziphiidae'
  • 'Numataphocoena belongs to Phocoenidae'
  • 'Ocucajea belongs to Basilosauridae'
  • 'Odobaenidae is corrected as Odobenidae and belongs to Pinnipedia'
  • 'Odobeninae belongs to Odobenidae'
  • 'Odobenocetops belongs to Odobenocetopsidae'
  • 'Odobenocetopsidae belongs to Delphinoidea'
  • 'Odobenus belongs to Odobeninae'
  • 'Odontoceti was reranked as a unranked clade and belongs to Neoceti'
  • 'Ontocetus belongs to Odobeninae'
  • 'Oriensarctos belongs to Otariidae'
  • 'Orycterocetus belongs to Panphyseteroidea'
  • 'Otariina was reranked as the family Otariidae and belongs to Pinnipedia'
  • 'Otekaikea belongs to Waipatiidae'
  • 'Otradnocetus belongs to Cetotheriidae'
  • 'Ounalashkastylus belongs to Desmostylia'
  • 'Pacificotaria belongs to Pinnipedimorpha'
  • 'Pakicetinae was reranked as the family Pakicetidae and belongs to Cetacea'
  • 'Pakicetus belongs to Pakicetidae'
  • 'Palaeocetus belongs to Balaenopteridae'
  • 'Paleoparadoxia belongs to Paleoparadoxiidae'
  • 'Paleoparadoxidae is corrected as Paleoparadoxiidae and belongs to Desmostylia'
  • 'Palmidophoca belongs to Monachinae'
  • 'Panphyseteroidea belongs to Odontoceti'
  • 'Papahu belongs to Odontoceti'
  • 'Pappocetus belongs to Protocetidae'
  • 'Parabalaenoptera belongs to Balaenopteridae'
  • 'Paralitherium belongs to Dugongidae'
  • 'Parapontoporia belongs to Lipotidae'
  • 'Parietobalaena belongs to Cetotheriidae'
  • 'Pelagiarctos belongs to Odobenidae'
  • 'Pelagiceti belongs to Cetacea'
  • 'Pelocetus belongs to Cetotheriidae'
  • 'Peripolocetus belongs to Balaenidae'
  • 'Pezosiren belongs to Prorastomidae'
  • 'Phoca belongs to Phocinae'
  • 'Phoca rosmarus is recombined as Odobenus rosmarus'
  • 'Phocadae is corrected as Phocidae and belongs to Pinnipedia'
  • 'Phocaenina was reranked as the family Phocoenidae and belongs to Monodontoidae'
  • 'Phocaenopsis belongs to Eurhinodelphinidae'
  • 'Phocanella belongs to Phocinae'
  • 'Phocinae belongs to Phocidae'
  • 'Physeter belongs to Physeteridae'
  • 'Physeteridae belongs to Physeteroidea'
  • 'Physeteroidea belongs to Panphyseteroidea'
  • 'Physeterula belongs to Physeteridae'
  • 'Pinnarctidion belongs to Pinnipedimorpha'
  • 'Pinnipedia was reranked as a unranked clade and belongs to Pinnipedimorpha'
  • 'Pinnipedimorpha belongs to Arctoidea'
  • 'Pinocetus belongs to Cetotheriidae'
  • 'Piscobalaena belongs to Cetotheriidae'
  • 'Piscocetus belongs to Chaeomysticeti'
  • 'Piscolithax belongs to Phocoenidae'
  • 'Piscophoca belongs to Monachinae'
  • 'Pithanodelphis belongs to Kentriodontidae'
  • 'Pithanotaria belongs to Otariidae'
  • 'Placoziphius belongs to Panphyseteroidea'
  • 'Platalearostrum belongs to Delphinidae'
  • 'Platanista belongs to Platanistidae'
  • 'Platanistina was reranked as the family Platanistidae and belongs to Platanistoidea'
  • 'Platanistoidea belongs to Odontoceti'
  • 'Platyosphys belongs to Basilosauridae'
  • 'Platyphoca belongs to Phocinae'
  • 'Plesiobalaenoptera belongs to Eschrichtiidae'
  • 'Plesiocetus belongs to Balaenopteridae'
  • 'Plicogulae belongs to Chaeomysticeti'
  • 'Pliophoca belongs to Monachinae'
  • 'Pliopontos belongs to Pontoporiidae'
  • 'Pomatodelphis belongs to Platanistidae'
  • 'Pontistes belongs to Pontoporiidae'
  • 'Pontobasileus belongs to Protocetidae'
  • 'Pontogeneus belongs to Basilosauridae'
  • 'Pontolis belongs to Odobenidae'
  • 'Pontophoca belongs to Monachinae'
  • 'Pontoporia belongs to Pontoporiidae'
  • 'Pontoporiidae belongs to Inioidea'
  • 'Potamosiren belongs to Trichechidae'
  • 'Praekogia belongs to Kogiidae'
  • 'Praemegaptera belongs to Balaenopteridae'
  • 'Praepusa belongs to Phocinae'
  • 'Pristiphoca belongs to Monachinae'
  • 'Prohalicore belongs to Dugongidae'
  • 'Proneotherium belongs to Odobenidae'
  • 'Properiptychus belongs to Monachinae'
  • 'Prophoca belongs to Phocinae'
  • 'Prorastomidae belongs to Sirenia'
  • 'Prorastomus belongs to Prorastomidae'
  • 'Prosqualodon belongs to Prosqualodontidae'
  • 'Prosqualodontidae belongs to Odontoceti'
  • 'Proterozetes belongs to Otariidae'
  • 'Protocetidae belongs to Cetacea'
  • 'Protocetus belongs to Protocetidae'
  • 'Protodobenus belongs to Odobeninae'
  • 'Protoglobicephala belongs to Delphinidae'
  • 'Protophocaena belongs to Pontoporiidae'
  • 'Protororqualus belongs to Balaenopteridae'
  • 'Protosiren belongs to Protosirenidae'
  • 'Protosirenidae belongs to Sirenia'
  • 'Prototaria belongs to Odobenidae'
  • 'Pseudotaria belongs to Odobenidae'
  • 'Pterocetus belongs to Ziphiidae'
  • 'Pteronarctos belongs to Pinnipedimorpha'
  • 'Pterophocaena belongs to Phocoenidae'
  • 'Qaisracetus belongs to Protocetidae'
  • 'Rayanistes belongs to Remingtonocetidae'
  • 'Remingtonocetidae belongs to Cetacea'
  • 'Remingtonocetus belongs to Remingtonocetidae'
  • 'Ribodon belongs to Trichechidae'
  • 'Rodhocetus belongs to Protocetidae'
  • 'Rosmarus arcticus is recombined as Odobenus rosmarus rosmarus'
  • 'Rudicetus belongs to Kentriodontidae'
  • 'Rytiodus belongs to Dugonginae'
  • 'Saghacetus belongs to Basilosauridae'
  • 'Salumiphocaena belongs to Phocoenidae'
  • 'Sarmatodelphis belongs to Kentriodontidae'
  • 'Saurocetes belongs to Iniidae'
  • 'Scaphokogia belongs to Kogiidae'
  • 'Schizodelphis belongs to Eurhinodelphinidae'
  • 'Semirostrum belongs to Phocoenidae'
  • 'Septemtriocetus belongs to Phocoenidae'
  • 'Septidelphis belongs to Delphinidae'
  • 'Seuku belongs to Desmostylia'
  • 'Simocetidae belongs to Odontoceti'
  • 'Simocetus belongs to Simocetidae'
  • 'Sirenavus belongs to Dugongidae'
  • 'Sitsqwayk belongs to Chaeomysticeti'
  • 'Sophianacetus belongs to Kentriodontidae'
  • 'Squalodelphidae is corrected as Squalodelphinidae and belongs to Platanistoidea'
  • 'Squalodon belongs to Squalodontidae'
  • 'Squalodontidae belongs to Odontoceti'
  • 'Stenasodelphis belongs to Pontoporiidae'
  • 'Stromerius belongs to Basilosauridae'
  • 'Supayacetus belongs to Basilosauridae'
  • 'Synrhina belongs to Odontoceti'
  • 'Tagicetus belongs to Kentriodontidae'
  • 'Takracetus belongs to Protocetidae'
  • 'Thalassocetus belongs to Physeteridae'
  • 'Thalassoleon belongs to Otariidae'
  • 'Thalassotherii belongs to Balaenomorpha'
  • 'Thinocetus belongs to Cetotheriidae'
  • 'Tiphyocetus belongs to Cetotheriidae'
  • 'Titanocetus belongs to Cetotheriidae'
  • 'Togocetus belongs to Protocetidae'
  • 'Tohoraata belongs to Eomysticetidae'
  • 'Tokarahia belongs to Eomysticetidae'
  • 'Tranatocetidae belongs to Thalassotherii'
  • 'Tranatocetus belongs to Tranatocetidae'
  • 'Trichechus belongs to Trichechidae'
  • 'Trichechus divergens is recombined as Odobenus rosmarus divergens'
  • 'Trichecidae is corrected as Trichechidae and belongs to Sirenia'
  • 'Tusciziphius belongs to Ziphiidae'
  • 'Uranocetus belongs to Cetotheriidae'
  • 'Valenictus belongs to Odobeninae'
  • 'Vanbreenia belongs to Eurhinodelphinidae'
  • 'Vanderhoofius belongs to Desmostylia'
  • 'Waharoa belongs to Eomysticetidae'
  • 'Waipatia belongs to Waipatiidae'
  • 'Whakakai belongs to Eomysticetidae'
  • 'Willungacetus belongs to Aetiocetidae'
  • 'Xenorophidae belongs to Odontoceti'
  • 'Xenorophus belongs to Xenorophidae'
  • 'Xenosiren belongs to Dugonginae'
  • 'Xhosacetus belongs to Ziphiidae'
  • 'Xiphiacetus belongs to Eurhinodelphinidae'
  • 'Yamatocetus belongs to Eomysticetidae'
  • 'Zarhachis belongs to Platanistidae'
  • 'Zarhinocetus belongs to Allodelphinidae'
  • 'Ziphiidae belongs to Synrhina'
  • 'Ziphiodelphis belongs to Eurhinodelphinidae'
  • 'Ziphirostrum belongs to Ziphiidae'
  • 'Zygiocetus belongs to Cetotheriidae'
  • 'Zygophyseter belongs to Panphyseteroidea'
  • 'Zygorhiza belongs to Basilosauridae'