Opinions from F. Ameghino 1887
- 'Colpodon belongs to Nesodontidae'
- 'Colpodon propinquus belongs to Colpodon'
- 'Dilobodon belongs to Toxodontidae'
- 'Dilobodon lujanensis belongs to Dilobodon'
- 'Dilobodon lujanensis belongs to Dilobodon' according to Ameghino 1886
- 'Dilobodon lutarius belongs to Dilobodon' according to F. Ameghino 1886
- 'Dilobodon lutarius belongs to Dilobodon'
- 'Eocardia belongs to Tembotheridae'
- 'Eocardia montana belongs to Eocardia'
- 'Haplodontherium belongs to Toxodontidae'
- 'Haplodontherium limum belongs to Haplodontherium'
- 'Haplodontherium limum belongs to Haplodontherium' according to F. Ameghino 1886
- 'Haplodontherium wildei belongs to Haplodontherium' according to F. Ameghino 1886
- 'Haplodontherium wildei belongs to Haplodontherium'
- 'Interatheriidae belongs to Toxodontia'
- 'Interatherium belongs to Interatheriidae'
- 'Interatherium rodens belongs to Interatherium'
- 'Interatherium rodens belongs to Interatherium' according to Moreno 1882
- 'Mesotherium cristatum belongs to Mesotherium' according to Serres 1857
- 'Mesotherium cristatum is recombined as Typotherium cristatum' according to Serres 1857
- 'Mesotherium cristatum is recombined as Typotherium cristatum'
- 'Mesotherium cristatum is recombined as Typotherium cristatum'
- 'Nesodon belongs to Nesodontidae'
- 'Nesodon imbricatus belongs to Nesodon' according to Owen 1846
- 'Nesodon imbricatus belongs to Nesodon'
- 'Nesodon magnus belongs to Nesodon'
- 'Nesodon magnus belongs to Nesodon' according to Owen 1853
- 'Nesodon ovinus belongs to Nesodon' according to Owen 1846
- 'Nesodon ovinus belongs to Nesodon'
- 'Nesodon sullivani belongs to Nesodon'
- 'Nesodon sullivani belongs to Nesodon' according to Owen 1846
- 'Nesodontinae is corrected as Nesodontidae and belongs to Toxodontia'
- 'Pachyrucos bonaeriensis belongs to Pachyrucos'
- 'Pachyrucos moyanii belongs to Pachyrucos'
- 'Pachyrucos moyanii belongs to Pachyrucos' according to F. Ameghino 1885
- 'Pachyrucos typicus belongs to Pachyrucos' according to F. Ameghino 1887
- 'Protoxodon belongs to Nesodontidae'
- 'Protypotherium belongs to Typotheriidae'
- 'Protypotherium antiquum belongs to Protypotherium' according to F. Ameghino 1882
- 'Protypotherium antiquum belongs to Protypotherium'
- 'Stenotephanos belongs to Typotheriidae'
- 'Tembotheridae belongs to Toxodontia'
- 'Tembotherium belongs to Tembotheridae'
- 'Tembotherium holmbergii belongs to Tembotherium' according to Moreno 1882
- 'Tembotherium holmbergii belongs to Tembotherium'
- 'Tomodus belongs to Typotheriidae'
- 'Tomodus elautus belongs to Tomodus'
- 'Tomodus elautus belongs to Tomodus' according to F. Ameghino 1886
- 'Toxodon belongs to Toxodontidae'
- 'Toxodon angustidens belongs to Toxodon' according to Owen 1846
- 'Toxodon angustidens is a subjective synonym of Toxodon platensis'
- 'Toxodon bilobidens belongs to Toxodon'
- 'Toxodon burmeisteri belongs to Toxodon'
- 'Toxodon burmeisteri belongs to Toxodon' according to Giebel 1866
- 'Toxodon darwinii belongs to Toxodon'
- 'Toxodon darwinii belongs to Toxodon' according to Burmeister 1866
- 'Toxodon ensenadensis belongs to Toxodon'
- 'Toxodon expansidens belongs to Toxodon'
- 'Toxodon foricurvatus is recombined as Xotodon foricurvatus' according to F. Ameghino 1885
- 'Toxodon foricurvatus is recombined as Xotodon foricurvatus'
- 'Toxodon foricurvatus is recombined as Xotodon foricurvatus'
- 'Toxodon foricurvatus belongs to Toxodon' according to F. Ameghino 1885
- 'Toxodon gervaisii belongs to Toxodon' according to H. Gervais and F. Ameghino 1880
- 'Toxodon gervaisii is a subjective synonym of Toxodon platensis'
- 'Toxodon gracilis belongs to Toxodon' according to H. Gervais and F. Ameghino 1880
- 'Toxodon gracilis belongs to Toxodon'
- 'Toxodon paradoxus belongs to Toxodon' according to F. Ameghino 1882
- 'Toxodon paradoxus belongs to Toxodon'
- 'Toxodon paranensis belongs to Toxodon'
- 'Toxodon paranensis belongs to Toxodon' according to Ameghino 1883
- 'Toxodon parvulus is a subjective synonym of Xotodon foricurvatus'
- 'Toxodon parvulus belongs to Toxodon' according to Burmeister 1885
- 'Toxodon patagonensis belongs to Toxodon' according to Moreno 1882
- 'Toxodon patagonensis is recombined as Protoxodon patagonensis' according to Moreno 1882
- 'Toxodon patagonensis is recombined as Protoxodon patagonensis'
- 'Toxodon patagonensis is recombined as Protoxodon patagonensis'
- 'Toxodon platensis belongs to Toxodon'
- 'Toxodon plicidens is recombined as Stenotephanos plicidens'
- 'Toxodon plicidens is recombined as Stenotephanos plicidens'
- 'Toxodon plicidens belongs to Toxodon' according to F. Ameghino 1885
- 'Toxodon plicidens is recombined as Stenotephanos plicidens' according to F. Ameghino 1885
- 'Toxodon protoburmeisteri belongs to Toxodon'
- 'Toxodon virgatus belongs to Toxodon'
- 'Toxodon virgatus belongs to Toxodon' according to F. Ameghino 1886
- 'Toxodontherium belongs to Toxodontidae'
- 'Toxodontherium compressum belongs to Toxodontherium'
- 'Toxodontherium compressum belongs to Toxodontherium' according to F. Ameghino 1883
- 'Toxodontidae belongs to Toxodontia'
- 'Toxodontophanus belongs to Interatheriidae'
- 'Toxodontophanus australis belongs to Toxodontophanus' according to Moreno 1882
- 'Toxodontophanus australis belongs to Toxodontophanus'
- 'Trigodon belongs to Toxodontidae'
- 'Typotheriidae belongs to Toxodontia'
- 'Typotherium belongs to Typotheriidae'
- 'Typotherium exiguum belongs to Typotherium' according to F. Ameghino 1887
- 'Typotherium insigue belongs to Typotherium' according to F. Ameghino 1887
- 'Typotherium maendrum belongs to Typotherium' according to F. Ameghino 1887
- 'Typotherium pachygnatum belongs to Typotherium'
- 'Typotherium pachygnatum belongs to Typotherium' according to H. Gervais and F. Ameghino 1880
- 'Xotodon belongs to Typotheriidae'