Opinions from Z. Kielan-Jaworowska and J. H. Hurum 2001
- 'Acheronodon belongs to Microcosmodontidae'
- 'Albionbaatar belongs to Albionbaataridae'
- 'Albionbaataridae belongs to Plagiaulacida'
- 'Allodontidae belongs to Plagiaulacida'
- 'Anconodon belongs to Cimolodontidae'
- 'Arginbaatar belongs to Arginbaataridae'
- 'Arginbaataridae belongs to Multituberculata'
- 'Baiotomeus belongs to Ptilodontidae'
- 'Barbatodon belongs to Cimolodonta'
- 'Bathmochoffatia belongs to Paulchoffatiinae'
- 'Bernardodon belongs to Pinheirodontidae'
- 'Boffiidae belongs to Cimolodonta'
- 'Boffius belongs to Boffiidae'
- 'Bolodon belongs to Plagiaulacidae'
- 'Bolodontidae is a subjective synonym of Plagiaulacidae'
- 'Bryceomys belongs to Cimolodonta'
- 'Buginbaatar belongs to Cimolomyidae'
- 'Bulganbaatar belongs to Djadochtatherioidea'
- 'Catopsalis belongs to Taeniolabididae'
- 'Catopsbaatar belongs to Djadochtatheriidae'
- 'Cernaysia belongs to Neoplagiaulacidae'
- 'Chulsanbaatar belongs to Djadochtatherioidea'
- 'Chulsanbaataridae is an invalid subgroup of Djadochtatherioidea'
- 'Cimexomys belongs to Cimolodonta'
- 'Cimolodon belongs to Cimolodontidae'
- 'Cimolodonta belongs to Multituberculata'
- 'Cimolodontidae belongs to Ptilodontoidea'
- 'Cimolomyidae belongs to Cimolodonta'
- 'Cimolomys belongs to Cimolomyidae'
- 'Clemensodon belongs to Eucosmodontidae'
- 'Ctenacodon belongs to Allodontidae'
- 'Dakotamys belongs to Cimolodonta'
- 'Djadochtatheria is a subjective synonym of Cimolodonta'
- 'Djadochtatheriidae belongs to Djadochtatherioidea'
- 'Djadochtatherioidea belongs to Cimolodonta'
- 'Djadochtatherium belongs to Djadochtatheriidae'
- 'Ecprepaulax belongs to Pinheirodontidae'
- 'Ectypodidae is a subjective synonym of Neoplagiaulacidae'
- 'Ectypodus belongs to Neoplagiaulacidae'
- 'Eobaatar belongs to Eobaataridae'
- 'Eobaataridae belongs to Plagiaulacida'
- 'Essonodon belongs to Cimolomyidae'
- 'Eucosmodon belongs to Eucosmodontidae'
- 'Eucosmodontidae belongs to Cimolodonta'
- 'Ferugliotheriidae belongs to Mammalia'
- 'Galveodon belongs to Paulchoffatiidae'
- 'Gerhardodon belongs to Pinheirodontidae'
- 'Glirodon belongs to Plagiaulacida'
- 'Glirodon grandis belongs to Glirodon'
- 'Guimarotodon belongs to Paulchoffatiinae'
- 'Hahnodon belongs to Hahnodontidae'
- 'Hahnodon taqueti belongs to Hahnodon'
- 'Hahnodontidae belongs to Plagiaulacida'
- 'Hainina belongs to Kogaionidae'
- 'Henkelodon belongs to Paulchoffatiinae'
- 'Iberodon belongs to Pinheirodontidae'
- 'Kamptobaatar belongs to Sloanbaataridae'
- 'Kielanodon belongs to Paulchoffatiinae'
- 'Kimbetohia belongs to Ptilodontidae'
- 'Kogaionidae belongs to Cimolodonta'
- 'Kogaionon belongs to Kogaionidae'
- 'Krauseia belongs to Neoplagiaulacidae'
- 'Kryptobaatar belongs to Djadochtatheriidae'
- 'Kuehneodon belongs to Kuehneodontinae'
- 'Kuehneodontinae belongs to Paulchoffatiidae'
- 'Lambdopsalis belongs to Taeniolabididae'
- 'Lavocatia belongs to Pinheirodontidae'
- 'Liotomus belongs to Cimolodontidae'
- 'Loxaulax belongs to Eobaataridae'
- 'Meketibolodon belongs to Paulchoffatiinae'
- 'Meketichoffatia belongs to Paulchoffatiinae'
- 'Meniscoessus belongs to Cimolomyidae'
- 'Mesodma belongs to Neoplagiaulacidae'
- 'Mesodmops belongs to Neoplagiaulacidae'
- 'Microcosmodon belongs to Microcosmodontidae'
- 'Microcosmodontidae belongs to Cimolodonta'
- 'Mimetodon belongs to Neoplagiaulacidae'
- 'Monobaatar belongs to Eobaataridae'
- 'Multituberculata belongs to Allotheria'
- 'Nemegtbaatar belongs to Djadochtatherioidea'
- 'Neoliotomus belongs to Ptilodontoidea'
- 'Neoplagiaulacidae belongs to Ptilodontoidea'
- 'Neoplagiaulax belongs to Neoplagiaulacidae'
- 'Nessovbaatar belongs to Sloanbaataridae'
- 'Parachoffatia is replaced by Plesiochoffatia'
- 'Paracimexomys belongs to Cimolodonta'
- 'Parectypodus belongs to Neoplagiaulacidae'
- 'Parendotherium belongs to Eobaataridae'
- 'Paulchoffatia belongs to Paulchoffatiinae'
- 'Paulchoffatiidae belongs to Plagiaulacida'
- 'Paulchoffatiinae belongs to Paulchoffatiidae'
- 'Pentacosmodon belongs to Microcosmodontidae'
- 'Pinheirodon belongs to Pinheirodontidae'
- 'Pinheirodontidae belongs to Plagiaulacida'
- 'Plagiaulacidae belongs to Plagiaulacida'
- 'Plagiaulacoidea is corrected as Plagiaulacida and belongs to Multituberculata'
- 'Plagiaulax belongs to Plagiaulacidae'
- 'Plesiochoffatia belongs to Paulchoffatiinae'
- 'Prionessus belongs to Taeniolabididae'
- 'Proalbionbaatar belongs to Albionbaataridae'
- 'Prochetodon belongs to Ptilodontidae'
- 'Psalodon belongs to Allodontidae'
- 'Pseudobolodon belongs to Paulchoffatiinae'
- 'Ptilodontidae belongs to Ptilodontoidea'
- 'Ptilodontoidea was reranked as a superfamily and belongs to Cimolodonta'
- 'Ptilodus belongs to Ptilodontidae'
- 'Sloanbaatar belongs to Sloanbaataridae'
- 'Sloanbaataridae belongs to Djadochtatherioidea'
- 'Sphenopsalis belongs to Taeniolabididae'
- 'Stygimys belongs to Eucosmodontidae'
- 'Sunnyodon belongs to Paulchoffatiidae'
- 'Taeniolabididae belongs to Taeniolabidoidea'
- 'Taeniolabidoidea was reranked as a superfamily and belongs to Cimolodonta'
- 'Taeniolabis belongs to Taeniolabididae'
- 'Tombaatar belongs to Djadochtatheriidae'
- 'Xanclomys belongs to Neoplagiaulacidae'
- 'Xenachoffatia belongs to Paulchoffatiinae'
- 'Xyronomys belongs to Neoplagiaulacidae'
- 'Zofiabaatar belongs to Zofiabaataridae'
- 'Zofiabaataridae belongs to Plagiaulacida'