Table 1 in A new dentition-based phylogeny of Litopterna (Mammalia: Placentalia) and ' archaic' South American ungulates

Table 1. Summary of the main taxonomic proposals for early SANUs (‘condylarths’), Litopterna, and Notopterna. Abbreviations: SF, Superfamily; SO, Suborder Ameghino (1889) Lydekker (1893) Ameghino (1904a) Ameghino (1906) Schlosser (1911) Scott (1913) Ungulata Order Ungulata Order Condylarthra Order Condylarthra Order Ungulata Order Litopterna Perissodactyla SO Litopterna Fam. Phenacodontidae Fam. Pantostylopidae SO Litopterna Fam. Macraucheniidae Order Litopterna Fam. Macraucheniidae Fam. Periptychidae Fam. Phenacodontidae Fam. Bunolitopternidae Fam. Proterotheriidae Fam. Macraucheniidae Fam. Proterotheriidae Fam. Pantolambdidae Fam. Catathleidae Fam. Macraucheniidae Fam. Didolodidae Fam. Proterotheriidae Fam. Pantostylopidae Fam. Pantolambdidae Fam. Proterotheriidae Fam. Homalodontotheriidae Order Perissodactyla Fam. Arctocyonidae Fam. Adianthidae Fam. Macrauchenidae Order Perissodactyla Subfam. Theosodontinae Fam. Hyracotheriidae Subfam. Macraucheninae Fam. Palaeotheriidae Fam. Adiantidae Fam. Macraucheniidae Fam. Proterotheriidae Fam. Proterotheriidae Fam. Hyracotheriidae Fam. Adiantidae Fam. Lophiodontidae Simpson (1945) Cifelli (1983a) McKenna and Bell (1997) Soria (1989a, 2001) Muizon and Cifelli (2000) Gelfo et al. (2016) Order Condylartha Order Condylarthra Order Condylarthra Order Condylarthra Order Panameriungulata Panperissodactyla Fam. Didolodontidae SF Didolodontoidea Fam. Didolodontidae Fam. Didolodontidae Fam. Mioclaenidae Order Panameriungulata Order Litopterna Fam. Didolodontidae Order Litopterna Order Litopterna Subfam. Kollpaniinae Subfam. Kollpaniinae Fam. Macraucheniidae Fam. Sparnotheriodontidae Fam. Protolipternidae SO Eolitopterna Fam. Didolodontidae Fam. Didolodontidae?a Subfam. Macraucheniinae Order Litopterna SF Macrauchenoidea Fam. Anisolambdidae SO Litopterna Order Litopterna Subfam. Adianthinae Fam. Protolipternidae Fam. Macraucheniidae Fam. Sparnotheriodontidae Fam. Protolipternidae Fam. Didolodontidae? (= Fam. Proterotheriidae SO Lopholipterna Subfam. Sparnotheriodontinae SO Lopholipterna Fam. Macrauchenidae Protolipternidae)a Subfam. Polymorphinae SF Macrauchenoidea Subfam. Polymorphinae Fam. Macraucheniidae Fam. Adianthidae Fam. Protolipternidae Subfam. Proterotheriinae Fam. Macraucheniidae Subfam. Cramaucheniinae Subfam. Macraucheniinae Fam. Proterotheriidae Fam. Anisolambdidae Subfam. Polymorphinae Subfam. Macraucheniinae Subfam. Cramaucheniinae Fam. Notonychopidae Fam. Sparnotheriodontidae Subfam. Cramaucheniinae Fam. Notonychopidae Fam. Proterotheriidae Fam. Macraucheniidae Subfam. Macraucheniinae Fam. Adianthidae Fam. Adianthidae Fam. Proterotheriidae Fam. Adianthidae Subfam. Indaleciinae Order Notopterna Fam. Adianthidae SF Proterotherioidea Subfam. Adianthinae Fam. Amilnedwarsiidae Fam. Notonychopidae Fam. Proterotheriidae SF Proterotherioidea Fam. Indaleciidae Subfam. Anisolambdinae Fam. Proterotheriidae Fam. Notonychopidae Subfam. Proterotheriinae Subfam. Anisolambdinae Subfam. Proterotheriinae aGelfo et al. (2016) argued that Protolipternidae may be a junior synonym of Didolodontidae,which in turn may be a form of bunodont litoptern.

Püschel, H. P., Shelley, S. L., Williamson, T. E., Perini, F. A., Wible, J. R., & Brusatte, S. L. (2024). Table 1 in A new dentition-based phylogeny of Litopterna (Mammalia: Placentalia) and ' archaic' South American ungulates [Data set]. In Zoological Journal of the Linnean Society (Vol. 202, Number 1, p. 3). Zenodo. https://doi.org/10.5281/zenodo.15151475