Opinions from F. Ameghino 1904

  • 'Acrohyaenodon belongs to Hyaenodontidae'
  • 'Acrohyaenodon pungens belongs to Acrohyaenodon'
  • 'Acropithecus belongs to Notopithecidae'
  • 'Acropithecus tersus belongs to Acropithecus'
  • 'Adianthus patagonicus belongs to Adianthus'
  • 'Adpithecus plenus is recombined as Acropithecus plenus'
  • 'Albertogaudrya oxygona belongs to Albertogaudrya'
  • 'Albertogaudrya separata belongs to Albertogaudrya'
  • 'Amphicyon argentinus belongs to Amphicyon'
  • 'Amphidolops serrifer is recombined as Anissodolops serrifer'
  • 'Amphidolops serrifer is recombined as Polydolops serrifer' according to Ameghino 1902
  • 'Amphitemnus belongs to Isotemnidae'
  • 'Amphitemnus nucleatus belongs to Amphitemnus'
  • 'Amphitemnus transitorius belongs to Amphitemnus'
  • 'Anadolops belongs to Polydolopidae'
  • 'Anadolops thylacoleoides belongs to Anadolops'
  • 'Anagonia belongs to Lophiodontidae'
  • 'Anagonia insulata belongs to Anagonia'
  • 'Anissodolops belongs to Polydolopidae'
  • 'Antepithecus gradatus belongs to Antepithecus'
  • 'Antepithecus innexus belongs to Antepithecus'
  • 'Antepithecus interrasus belongs to Antepithecus'
  • 'Archaeocardia belongs to Eocardinae'
  • 'Archaeocardia mustersiana belongs to Archaeocardia'
  • 'Archaeodolops belongs to Polydolopidae'
  • 'Arctotherium vetustum is recombined as Proarctotherium vetustum'
  • 'Argyrolagidae belongs to Lagomorpha'
  • 'Argyrolagus belongs to Argyrolagidae'
  • 'Argyrolagus palmeri belongs to Argyrolagus'
  • 'Argyrolambda belongs to Periptychidae'
  • 'Argyrolambda conidens belongs to Argyrolambda'
  • 'Argyromanis belongs to Manidae'
  • 'Argyromanis patagonica belongs to Argyromanis'
  • 'Arminiheringia contigua belongs to Arminiheringia'
  • 'Astrapothericulus emarginatus belongs to Astrapothericulus'
  • 'Astrapothericulus peninsulatus belongs to Astrapothericulus'
  • 'Astrapotherium karaikense belongs to Astrapotherium'
  • 'Caenophilus belongs to Protypotheriidae'
  • 'Caenophilus tripartitus belongs to Caenophilus'
  • 'Catagonus belongs to Suidae'
  • 'Catagonus metropolitanus belongs to Catagonus'
  • 'Catastylops deflexus belongs to Catastylops'
  • 'Chiodon is a subjective synonym of Trigonostylops'
  • 'Cladodidelphys belongs to Didelphydae'
  • 'Cladodidelphys crucialis belongs to Cladodidelphys'
  • 'Clenia belongs to Microbiotheriidae'
  • 'Clenia minuscula belongs to Clenia'
  • 'Coendidae belongs to Hystricomorpha'
  • 'Colpodon plicatus belongs to Colpodon'
  • 'Diadiaphorus coelops belongs to Diadiaphorus'
  • 'Dialophus recticrista belongs to Dialophus'
  • 'Dicotyles platensis belongs to Dicotyles'
  • 'Didelphidae [misspelled as Didelphydae] belongs to Pedimana'
  • 'Didelphys abrupta belongs to Didelphys'
  • 'Didelphys biforata belongs to Didelphys'
  • 'Didelphys perplana belongs to Didelphys'
  • 'Didolodus dispar belongs to Didolodus'
  • 'Disteiromys belongs to Coendidae'
  • 'Disteiromys graciloides belongs to Disteiromys'
  • 'Doedicurus ensenadensis belongs to Doedicurus'
  • 'Eocardiidae was reranked as the subfamily Eocardinae and belongs to Caviidae'
  • 'Eoctodon crassiusculus belongs to Eoctodon'
  • 'Eohyrax isotemnoides belongs to Eohyrax'
  • 'Eohyrax platyodus belongs to Eohyrax'
  • 'Eoprotherotherium belongs to Proterotheriidae'
  • 'Eoprotherotherium inaequifacies belongs to Eoprotherotherium'
  • 'Eosteiromys medianus belongs to Eosteiromys'
  • 'Epipatriarchus belongs to Protypotheriidae'
  • 'Epipatriarchus bifidens belongs to Epipatriarchus'
  • 'Epipatriarchus innexus belongs to Epipatriarchus'
  • 'Epipeltephilus belongs to Peltephilidae'
  • 'Epipeltephilus recurvus belongs to Epipeltephilus'
  • 'Epipithecus belongs to Notopithecidae'
  • 'Epipithecus confluens belongs to Epipithecus'
  • 'Eulambda belongs to Periptychidae'
  • 'Eumylodon belongs to Mylodontinae'
  • 'Eumylodon bonaerensis belongs to Eumylodon'
  • 'Euprotogonia patagonica is recombined as Notoprotogonia patagonica'
  • 'Eutatus praepampaeus belongs to Eutatus'
  • 'Eutemnodus americanus is recombined as Hyaenodon americanus'
  • 'Eutypotherium is replaced by Trachytypotherium'
  • 'Eutypotherium lehmannnitschei belongs to Eutypotherium' according to Roth 1901
  • 'Eutypotherium lehmannnitschei is recombined as Trachytypotherium lehmannnitschei'
  • 'Felis proplatensis belongs to Felis'
  • 'Felis propuma belongs to Felis'
  • 'Getohetherium belongs to Hegetotheridae'
  • 'Getohetherium tournoueri belongs to Getohetherium'
  • 'Gonopithecus belongs to Notopithecidae'
  • 'Gonopithecus trigonodontoides belongs to Gonopithecus'
  • 'Hemistylops belongs to Pantostylopidae'
  • 'Hemistylops paucicuspidatus belongs to Hemistylops'
  • 'Hemistylops trigonostyloides belongs to Hemistylops'
  • 'Henricofilholia intercincta belongs to Henricofilholia'
  • 'Henricosbornia alouatina belongs to Henricosbornia'
  • 'Henricosbornia subconica belongs to Henricosbornia'
  • 'Heterolambda belongs to Periptychidae'
  • 'Heterolambda lunulata belongs to Heterolambda'
  • 'Hyaenodon sudamericanus is a subjective synonym of Hyaenodon americanus'
  • 'Hyperdidelphys belongs to Didelphydae'
  • 'Hyperdidelphys acutidens belongs to Hyperdidelphys'
  • 'Interhippus phorcus belongs to Interhippus'
  • 'Isoproedrium belongs to Eutrachytheridae'
  • 'Isotemnus lophiodontoides is recombined as Toxotemnus lophiodontoides'
  • 'Josepholeidya deculca is recombined as Eulambda deculca'
  • 'Licaphrium proximum belongs to Licaphrium'
  • 'Licaphrium pyramidatum belongs to Licaphrium'
  • 'Licaphrops belongs to Proterotheriidae'
  • 'Licaphrops coalescens belongs to Licaphrops'
  • 'Listriodon bonaerensis belongs to Listriodon'
  • 'Listriodon tarijensis belongs to Listriodon'
  • 'Lophocoelus belongs to Isotemnidae'
  • 'Lophocoelus macrostomus belongs to Lophocoelus'
  • 'Lophogododon belongs to Proterotheriidae'
  • 'Lophogododon paranensis belongs to Lophogododon'
  • 'Lopholambda belongs to Pantolambdidae'
  • 'Macrauchenia antiqua belongs to Macrauchenia' according to Ameghino 1887
  • 'Macrauchenia antiqua is recombined as Promacrauchenia antiqua'
  • 'Macrauchenia ensenadense belongs to Macrauchenia' according to Ameghino 1888
  • 'Macrauchenia ensenadense is recombined as Promacrauchenia ensenadense'
  • 'Megathericulus belongs to Megatheriinae'
  • 'Megathericulus patagonicus belongs to Megathericulus'
  • 'Microstylops monoconus belongs to Microstylops'
  • 'Microtragulus belongs to Tragulidae'
  • 'Microtragulus argentinus belongs to Microtragulus'
  • 'Mylodon robustus is recombined as Eumylodon robustus'
  • 'Neonematherium belongs to Scelidotheriinae'
  • 'Neonematherium flabellatum belongs to Neonematherium'
  • 'Nesohippus belongs to Notohippidae'
  • 'Nesohippus insulatus belongs to Nesohippus'
  • 'Notoamphicyon belongs to Amphicyonidae'
  • 'Notoamphicyon paranensis belongs to Notoamphicyon'
  • 'Notoprotogonia belongs to Phenacodontidae'
  • 'Notorhinus is replaced by Tonorhinus'
  • 'Notorhinus haroldi belongs to Notorhinus' according to Roth 1903
  • 'Notorhinus haroldi is recombined as Tonorhinus haroldi'
  • 'Notostylops brachycephalus belongs to Notostylops'
  • 'Notostylops promurinus belongs to Notostylops'
  • 'Octomylodon belongs to Mylodontinae'
  • 'Octomylodon aversus belongs to Octomylodon'
  • 'Oldfieldthomasia marginalis is recombined as Paracoelodus marginalis'
  • 'Oldfieldthomasia plicata belongs to Oldfieldthomasia'
  • 'Oroacrodon belongs to Phenacodontidae'
  • 'Orthoarthrus belongs to Manidae'
  • 'Orthoarthrus mixtus belongs to Orthoarthrus'
  • 'Orthodolops belongs to Polydolopidae'
  • 'Orthodolops sciurinus belongs to Orthodolops'
  • 'Otrhonia is a subjective synonym of Tychostylops'
  • 'Pachynasua belongs to Procyonidae'
  • 'Pachynasua clausa belongs to Pachynasua'
  • 'Palaehoplophorus meridionalis belongs to Palaehoplophorus'
  • 'Pantostylops incompletus is recombined as Hemistylops incompletus'
  • 'Pantostylops minutus is recombined as Peripantostylops minutus'
  • 'Paracoelodus belongs to Acoelodidae'
  • 'Paradidelphys belongs to Didelphydae'
  • 'Paradidelphys nodosa belongs to Paradidelphys'
  • 'Parahyaenodon belongs to Hyaenodontidae'
  • 'Parahyaenodon argentinus belongs to Parahyaenodon'
  • 'Paramyocastor belongs to Myocastoridae'
  • 'Paramyocastor intactus belongs to Paramyocastor'
  • 'Paranauchenia belongs to Macraucheniinae'
  • 'Pararctotherium belongs to Ursidae'
  • 'Pararctotherium enectum belongs to Pararctotherium'
  • 'Pararctotherium pamparum belongs to Pararctotherium'
  • 'Parasteiromys belongs to Coendidae'
  • 'Parasteiromys uniformis belongs to Parasteiromys'
  • 'Paratemnus belongs to Isotemnidae'
  • 'Paratemnus geminatus belongs to Paratemnus'
  • 'Perhippidion belongs to Notohippidae'
  • 'Perhippidion tetragonoides belongs to Perhippidion'
  • 'Periacrodon belongs to Phenacodontidae'
  • 'Peripantostylops belongs to Pantostylopidae'
  • 'Phanophilus belongs to Protypotheriidae'
  • 'Phanophilus dorsatus belongs to Phanophilus'
  • 'Phoenixauchenia belongs to Macraucheniinae'
  • 'Phoenixauchenia tehuelcha belongs to Phoenixauchenia'
  • 'Pilchenia belongs to Epanorthidae'
  • 'Pilchenia lobata belongs to Pilchenia'
  • 'Pilchenia lucina belongs to Pilchenia'
  • 'Pleurostylodon bifidus belongs to Pleurostylodon'
  • 'Pleurostylodon irregularis belongs to Pleurostylodon'
  • 'Pleurostylodon limpidus belongs to Pleurostylodon'
  • 'Pleurostylodon neglectus belongs to Pleurostylodon'
  • 'Pleurostylodon obscurus belongs to Pleurostylodon'
  • 'Plexotemnus belongs to Isotemnidae'
  • 'Plexotemnus complicatissimus belongs to Plexotemnus'
  • 'Plicatodon belongs to Plicatodontidae'
  • 'Plicatodon perrarus belongs to Plicatodon' according to Ameghino 1881
  • 'Plicatodon perrarus belongs to Plicatodon'
  • 'Plicatodontidae belongs to Amblypoda'
  • 'Plohophorus araucanus belongs to Plohophorus'
  • 'Plohophorus cuneiformis belongs to Plohophorus'
  • 'Polyacrodon is replaced by Oroacrodon'
  • 'Polyacrodon lanciformis is recombined as Periacrodon lanciformis'
  • 'Polyacrodon ligatus is recombined as Oroacrodon ligatus'
  • 'Polydolops clavulus is recombined as Archaeodolops clavulus'
  • 'Polydolops simplex belongs to Polydolops'
  • 'Polystylops belongs to Pantostylopidae'
  • 'Polystylops amplus belongs to Polystylops'
  • 'Polystylops progrediens belongs to Polystylops'
  • 'Prepotheridae was reranked as the subfamily Prepotherinae and belongs to Megatheriidae'
  • 'Prepotheriops belongs to Prepotherinae'
  • 'Prepotheriops megatheroides belongs to Prepotheriops'
  • 'Proarctotherium belongs to Ursidae'
  • 'Proectocion belongs to Hyracotheriidae'
  • 'Proectocion argentinus belongs to Proectocion'
  • 'Proectocion precisus belongs to Proectocion'
  • 'Proedium is replaced by Isoproedrium'
  • 'Proedium solitarium is recombined as Isoproedrium solitarium'
  • 'Progaleopithecus belongs to Galeopithecidae'
  • 'Progaleopithecus fissurellatus belongs to Progaleopithecus'
  • 'Progaleopithecus tournoueri belongs to Progaleopithecus'
  • 'Progarzonia belongs to Garzonidae'
  • 'Progarzonia notostylopense belongs to Progarzonia'
  • 'Prolicaphrium festinum is recombined as Licaphrops festinus'
  • 'Promacrauchenia belongs to Macraucheniinae'
  • 'Promyrmephagus belongs to Myrmecophagidae'
  • 'Promyrmephagus dolichoarthrus belongs to Promyrmephagus'
  • 'Promyrmephagus euryarthrus belongs to Promyrmephagus'
  • 'Proprepotherium belongs to Prepotherinae'
  • 'Proprepotherium deseadense belongs to Proprepotherium'
  • 'Protacaremys amplus belongs to Protacaremys'
  • 'Protamandua belongs to Myrmecophagidae'
  • 'Protamandua rothi belongs to Protamandua'
  • 'Proterotherium dichotomum belongs to Proterotherium'
  • 'Proterotherium karaikense belongs to Proterotherium'
  • 'Proterotherium politum belongs to Proterotherium'
  • 'Prothoatherium plicatum belongs to Prothoatherium'
  • 'Pseudotypotherium belongs to Typotheridae'
  • 'Pseudotypotherium pulchrum belongs to Pseudotypotherium'
  • 'Pyralophodon belongs to Leontiniidae'
  • 'Pyralophodon pyriformis belongs to Pyralophodon'
  • 'Rathymotheriidae belongs to Tardigrada'
  • 'Rathymotherium belongs to Rathymotheriidae'
  • 'Rathymotherium perfectum belongs to Rathymotherium'
  • 'Ricardolydekkeria cinctula belongs to Ricardolydekkeria'
  • 'Ricardolydekkeria profunda is recombined as Lopholambda profunda'
  • 'Scabellia cyclogona belongs to Scabellia'
  • 'Scalabrinitherium denticulatum belongs to Scalabrinitherium' according to Ameghino 1891
  • 'Scalabrinitherium denticulatum is recombined as Paranauchenia denticulatum'
  • 'Scelidotheriops belongs to Scelidotheriinae'
  • 'Scelidotheriops avunculus belongs to Scelidotheriops'
  • 'Sigmomys belongs to Viscacidae'
  • 'Sigmomys oppositus belongs to Sigmomys'
  • 'Simplimus belongs to Viscacidae'
  • 'Simplimus indivisus belongs to Simplimus'
  • 'Smilodon crucians belongs to Smilodon'
  • 'Staurodon is a subjective synonym of Trigonostylops'
  • 'Stereotoxodon belongs to Toxodontidae'
  • 'Stereotoxodon teheulche belongs to Stereotoxodon'
  • 'Stilhippus belongs to Notohippidae'
  • 'Stilhippus deterioratus belongs to Stilhippus'
  • 'Tegehotherium belongs to Hegetotheridae'
  • 'Tegehotherium burmeisteri belongs to Tegehotherium'
  • 'Tetrastylus araucanus belongs to Tetrastylus'
  • 'Tetrastylus giganteus belongs to Tetrastylus'
  • 'Theosodon karaikensis belongs to Theosodon'
  • 'Thoatherium bilobatum belongs to Thoatherium'
  • 'Thoatherium karaikense belongs to Thoatherium'
  • 'Thoatherium velatum belongs to Thoatherium'
  • 'Tonorhinus belongs to Astrapotheriidae'
  • 'Toxotemnus belongs to Isotemnidae'
  • 'Trachytypotherium belongs to Typotheridae'
  • 'Trachytypotherium disparile belongs to Trachytypotherium'
  • 'Trachytypotherium rectum belongs to Trachytypotherium'
  • 'Trachytypotherium superans belongs to Trachytypotherium'
  • 'Trachytypotherium vietum belongs to Trachytypotherium'
  • 'Trigonostylops columnifer belongs to Trigonostylops'
  • 'Trigonostylops coryphodontoides belongs to Trigonostylops'
  • 'Trigonostylops duplex is recombined as Scabellia duplex'
  • 'Trigonostylops germinalis belongs to Trigonostylops'
  • 'Tychostylops simus belongs to Tychostylops'
  • 'Typotherium eguiai belongs to Typotherium'
  • 'Typotherium internum belongs to Typotherium' according to Ameghino 1891
  • 'Typotherium internum is recombined as Trachytypotherium internum'
  • 'Typotherium pseudopachygnathum belongs to Typotherium'
  • 'Viscacidae belongs to Hystricomorpha'
  • 'Xenotherium belongs to Typotheridae'
  • 'Xenotherium immersum belongs to Xenotherium'