Opinions from W. K. Gregory 1910

  • 'Achaenodontidae belongs to Nonruminantia'
  • 'Albertogaudryidae belongs to Notoungulata'
  • 'Allotheria was reranked as a suborder and belongs to Marsupialia'
  • 'Amblypoda belongs to Ungulata'
  • 'Ancylopoda belongs to Mesaxonia'
  • 'Anicanodonta belongs to Xenarthra'
  • 'Animalivora belongs to Chiroptera'
  • 'Anomodontia was reranked as a suborder and belongs to Therapsida'
  • 'Anoplotheriadae is corrected as Anoplotheriidae and belongs to Ruminantia'
  • 'Anthracotheriidae belongs to Nonruminantia'
  • 'Anthropoidea belongs to Primates'
  • 'Antilocapridae belongs to Ruminantia'
  • 'Archaeoceti is a subjective synonym of Zeuglodontia'
  • 'Archaeohyracidae belongs to Toxodontia'
  • 'Archonta belongs to Eutheria'
  • 'Artiodactyla belongs to Paraxonia'
  • 'Astrapotheria was reranked as a order and belongs to Notoungulata'
  • 'Astrapotheriidae belongs to Astrapotheria'
  • 'Barytheria belongs to Ungulata'
  • 'Bovidae belongs to Ruminantia'
  • 'Camelidae belongs to Ruminantia'
  • 'Catarrhini was reranked as the unranked clade Catarrhina and belongs to Anthropoidea'
  • 'Centetidae belongs to Zalambdodonta'
  • 'Cercopithecidae belongs to Catarrhina'
  • 'Cervidae belongs to Ruminantia'
  • 'Cetacea belongs to Eutheria'
  • 'Chiroptera belongs to Archonta'
  • 'Chrysochloridae belongs to Zalambdodonta'
  • 'Condylarthra was reranked as a suborder and belongs to Protungulata'
  • 'Coryphodontidae belongs to Amblypoda'
  • 'Creodonta was reranked as a unranked clade and belongs to Ferae'
  • 'Cynodontia was reranked as a suborder and belongs to Therapsida'
  • 'Dermoptera belongs to Archonta'
  • 'Dichobunidae belongs to Nonruminantia'
  • 'Dicotylidae belongs to Nonruminantia'
  • 'Dimylidae belongs to Erinaceomorpha'
  • 'Diprotodontia was reranked as a order and belongs to Marsupialia'
  • 'Dromasauria belongs to Therapsida'
  • 'Duplicidentata was reranked as a suborder and belongs to Glires'
  • 'Edentata belongs to Eutheria'
  • 'Embrithopoda belongs to Ungulata'
  • 'Entelodontidae belongs to Nonruminantia'
  • 'Erinaceidae belongs to Erinaceomorpha'
  • 'Erinaceomorpha was reranked as a unranked clade and belongs to Lipotyphla'
  • 'Eutheria belongs to Theria'
  • 'Ferae belongs to Therictoidea'
  • 'Fissipeda was reranked as the suborder Fissipedia and belongs to Ferae'
  • 'Frugivora belongs to Chiroptera'
  • 'Galeopithecidae belongs to Dermoptera'
  • 'Giraffidae belongs to Ruminantia'
  • 'Glires belongs to Rodentia'
  • 'Henricosbornidae belongs to Notoungulata'
  • 'Hippopotamidae belongs to Nonruminantia'
  • 'Homalodotheria belongs to Notoungulata'
  • 'Homalodotheriidae belongs to Homalodotheria'
  • 'Hominidae belongs to Catarrhina'
  • 'Hylobatidae belongs to Catarrhina'
  • 'Hyopsodontidae belongs to Insectivora'
  • 'Hypertragulidae belongs to Ruminantia'
  • 'Hyraces belongs to Ungulata'
  • 'Insectivora belongs to Therictoidea'
  • 'Interatheridae is corrected as Interatheriidae and belongs to Toxodontia'
  • 'Isotemnidae belongs to Astrapotheria'
  • 'Lemures belongs to Prosimiae'
  • 'Leptictidae belongs to Erinaceomorpha'
  • 'Lipotyphla was reranked as a suborder and belongs to Insectivora'
  • 'Litopterna was reranked as a suborder and belongs to Notoungulata'
  • 'Loricata is a subjective synonym of Hicanodonta'
  • 'Macraucheniidae belongs to Litopterna'
  • 'Macroscelididae belongs to Menotyphla'
  • 'Marsupialia was reranked as a order and belongs to Metatheria'
  • 'Megachiroptera is a subjective synonym of Frugivora'
  • 'Meniscotheriidae belongs to Condylarthra'
  • 'Menotyphla belongs to Archonta'
  • 'Merycodontidae belongs to Ruminantia'
  • 'Mesaxonia belongs to Ungulata'
  • 'Metatheria was reranked as a subclass and belongs to Theria'
  • 'Microchiroptera is a subjective synonym of Animalivora'
  • 'Mixodectidae belongs to Menotyphla'
  • 'Monotremata belongs to Prototheria'
  • 'Multituberculata is a subjective synonym of Allotheria'
  • 'Mystacoceti was reranked as a order and belongs to Cetacea'
  • 'Necrolestidae belongs to Zalambdodonta'
  • 'Nesodontidae belongs to Toxodontia'
  • 'Nonruminantia belongs to Artiodactyla'
  • 'Notoungulata belongs to Ungulata'
  • 'Odontoceti was reranked as a unranked clade and belongs to Cetacea'
  • 'Oreodontidae belongs to Ruminantia'
  • 'Pantolambdidae belongs to Taligrada'
  • 'Pantolestidae belongs to Lipotyphla'
  • 'Paraxonia belongs to Eutheria'
  • 'Paucituberculata was reranked as a suborder and belongs to Marsupialia'
  • 'Periptychidae belongs to Taligrada'
  • 'Perissodactyla was reranked as a suborder and belongs to Mesaxonia'
  • 'Phenacodontidae belongs to Condylarthra'
  • 'Pholidota belongs to Edentata'
  • 'Pilosa is a subjective synonym of Anicanodonta'
  • 'Pinnipedia was reranked as a suborder and belongs to Ferae'
  • 'Platyrrhini was reranked as the unranked clade Platyrrhina and belongs to Anthropoidea'
  • 'Polyprotodonta was reranked as the suborder Polyprotodontia and belongs to Marsupialia'
  • 'Potamogalidae belongs to Zalambdodonta'
  • 'Primates belongs to Archonta'
  • 'Proboscidea was reranked as a order and belongs to Ungulata'
  • 'Promammalia belongs to Mammalia'
  • 'Prosimiae belongs to Primates'
  • 'Proterotheriidae belongs to Litopterna'
  • 'Protodonta belongs to Promammalia'
  • 'Prototheria belongs to Mammalia'
  • 'Protungulata belongs to Ungulata'
  • 'Protypotheriidae belongs to Toxodontia'
  • 'Pyrotheria belongs to Notoungulata'
  • 'Pyrotheriidae belongs to Pyrotheria'
  • 'Rodentia belongs to Eutheria'
  • 'Ruminantia belongs to Artiodactyla'
  • 'Simiidae belongs to Catarrhina'
  • 'Simplicidentata belongs to Glires'
  • 'Solenodontidae belongs to Zalambdodonta'
  • 'Soricidae belongs to Soricomorpha'
  • 'Soricomorpha belongs to Insectivora'
  • 'Taeniodonta belongs to Edentata'
  • 'Taligrada belongs to Protungulata'
  • 'Talpini was reranked as the family Talpidae and belongs to Soricomorpha'
  • 'Tarsii belongs to Prosimiae'
  • 'Therapsida was reranked as a order and belongs to Reptilia'
  • 'Theria belongs to Mammalia'
  • 'Therictoidea belongs to Eutheria'
  • 'Therocephalia was reranked as a suborder and belongs to Therapsida'
  • 'Toxodontia belongs to Notoungulata'
  • 'Toxodontidae belongs to Toxodontia'
  • 'Tragulidae belongs to Ruminantia'
  • 'Triconodonta belongs to Metatheria'
  • 'Trigonolestidae belongs to Nonruminantia'
  • 'Trituberculata was reranked as a order and belongs to Metatheria'
  • 'Tubulidentata belongs to Edentata'
  • 'Tupaiidae belongs to Menotyphla'
  • 'Typotheriidae belongs to Toxodontia'
  • 'Uintatheriidae belongs to Amblypoda'
  • 'Ungulata belongs to Eutheria'
  • 'Xenarthra was reranked as a order and belongs to Edentata'
  • 'Zalambdodonta was reranked as a unranked clade and belongs to Lipotyphla'
  • 'Zeuglodontes is corrected as Zeuglodontia and belongs to Cetacea'