Classification of the order Paucituberculata
Or. Paucituberculata Ameghino 1894
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G. †Bardalestes Goin et al. 2009
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†Bardalestes hunco Goin et al. 2009
Invalid names: Dracolestes Goin et al. 2009 [nomen nudum]
Superfm. Caenolestoidea
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Fm. Caenolestidae Trouessart 1898
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G. Caenolestes Thomas 1895 [common shrew opossum]
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Caenolestes caniventer Anthony 1921
Caenolestes condorensis Albuja Viteri and Patterson 1996
Caenolestes convelatus Anthony 1924
Caenolestes sangay Ojala-Barbour et al. 2013
Caenolestes tatei Anthony 1923
Invalid names: Hyracodon Tomes 1863 [synonym]
Subfm. Caenolestinae Trouessart 1898
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Invalid names: Garzonidae Ameghino 1891 [invalid subgroup], Pichipilini Marshall 1980 [empty]
G. †Eomannodon Ameghino 1902
G. †Perulestes Goin and Candela 2004
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†Perulestes cardichi Goin and Candela 2004
†Perulestes fraileyi Goin and Candela 2004
G. †Stilotherium Ameghino 1887
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†Stilotherium dissimile Ameghino 1887
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Invalid names: Garzonia annectens Ameghino 1891 [synonym], Garzonia captiva Ameghino 1891 [synonym], Garzonia minima Ameghino 1891 [synonym], Garzonia typica Ameghino 1891 [synonym], Halmarhiphus nanus Ameghino 1891 [synonym], Pichipilus exilis Ameghino 1891 [synonym]
†Stilotherium parvum Abello et al. 2021
†Stilotherium typicum Reig 1955
Invalid names: Garzonia Ameghino 1891 [synonym], Halmarhiphus Ameghino 1891 [synonym], Parhalmarhiphus Ameghino 1894 [synonym]
Invalid names: Epanorthidae Ameghino 1889 [synonym]
Superfm. †Palaeothentoidea Goin et al. 2009
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Fm. †Abderitidae Ameghino 1889
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G. †Abderites Ameghino 1887
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†Abderites aisenense Abello and Rubilar-Rogers 2012
†Abderites crispus Ameghino 1902
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Invalid names: Abderites crispulus Ameghino 1902 [synonym], Parabderites invelatus Ameghino 1902 [synonym]
†Abderites meridionalis Ameghino 1887
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Invalid names: Abderites crasignathus Ameghino 1891 [synonym], Abderites serratus Ameghino 1891 [synonym], Abderites tenuissimus Ameghino 1891 [synonym]
†Abderites pristinus Ameghino 1902
Invalid names: Homunculites Ameghino 1901 [synonym]
G. †Pitheculites Ameghino 1901
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†Pitheculites ipururensis Stutz et al. 2022
†Pitheculites minimus Ameghino 1902
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Invalid names: Eomannodon multitubergulatus Ameghino 1902 [synonym], Micrabderites williamsi Simpson 1932 [synonym]
†Pitheculites rothi Marshall 1990
Invalid names: Micrabderites Simpson 1932 [synonym]
Invalid names: Abderitini Marshall 1980 [empty], Parabderitini Marshall 1980 [empty]
Fm. †Palaeothentidae Sinclair 1906
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Subfm. †Acdestinae Bown and Fleagle 1993
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G. †Acdestis Ameghino 1887
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†Acdestis elatus Ameghino 1891
†Acdestis lemairei Bown and Fleagle 1993
†Acdestis maddeni Goin et al. 2003
†Acdestis oweni Ameghino 1887
†Acdestis parvus Ameghino 1891
†Acdestis spegazzinii Ameghino 1890
G. †Antawallathentes Rincón et al. 2015
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†Antawallathentes illimani Rincón et al. 2015
†Antawallathentes quinzacruza Rincón et al. 2015
Subfm. †Decastinae Ameghino 1894
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G. †Metriodromus Ameghino 1894
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†Metriodromus arenarus Ameghino 1894
†Metriodromus spectans Ameghino 1894
G. †Palaeothentes Ameghino 1887
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†Palaeothentes aratae Moreno 1882
†Palaeothentes boliviensis Patterson and Marshall 1978
†Palaeothentes intermedius Ameghino 1887
†Palaeothentes lemoinei Ameghino 1887
†Palaeothentes marshalli Bown and Fleagle 1993
†Palaeothentes migueli Bown and Fleagle 1993
†Palaeothentes minutus Ameghino 1887
†Palaeothentes pachygnathus Ameghino 1887
†Palaeothentes pascuali Bown and Fleagle 1993
†Palaeothentes pressiforatus Ameghino 1887
†Palaeothentes primus Ameghino 1902
†Palaeothentes relictus Engelman et al. 2017
†Palaeothentes serratus Engelman et al. 2017
†Palaeothentes smeti Flynn et al. 2002
Subfm. †Palaeothentinae
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G. †Propalaeothentes Bown and Fleagle 1993
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†Propalaeothentes hatcheri Bown and Fleagle 1993
†Propalaeothentes lepidus Bown and Fleagle 1993
G. †Parabderites Ameghino 1902
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†Parabderites bicrispatus Ameghino 1902
†Parabderites minusculus Ameghino 1902
Fm. †Pichipilidae Marshall 1980
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G. †Pichipilus Ameghino 1890
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†Pichipilus centinelus Marshall and Pascual 1977
†Pichipilus halleuxi Marshall 1990
†Pichipilus osborni Ameghino 1890
†Pichipilus riggsi Simpson 1932
Invalid names: Caroloameghinioidea Ameghino 1901 [empty]