Mammalia - Panameriungulata - Proterotheriidae
Alternative spelling: Proterotheridae
Synonym: Bunodontheridae Mercerat 1891
Parent taxon: Litopterna according to A. G. Kramarz et al. 2010
See also Ameghino 1891, Ameghino 1894, Ameghino 1897, Carroll 1988, Cifelli 1983, Cope 1889, Gregory 1910, Jaekel 1911, Lydekker 1894, Scott 1913, Simpson 1934, Simpson 1935, Simpson 1948, Simpson 1967 and Simpson et al. 1962
Sister taxa: Adianthidae, Eolicaphrium, Eolitopterna, Lambdaconus elegans, Lopholipterna, Macraucheniidae, Mesorhinidae, Notonychopidae, Paulogervaisia celata, Proacrodon, Proacrodon transformatus, Proadiantus gibbus, Protolipternidae, Sparnotheriodontidae, Thoatheriopsis
Subtaxa: Anisolambda Anisolambda nodulosa Anisolambdinae Anisolophus Brachytherini Caliphrium Deuterotherium Diplasiotherium Eoauchenia Eoproterotherium Eoprotherotherium Epecuenia Guilielmofloweria Heteroglyphis Lambdaconus Licaphrops Lophogododon Megadolodinae Mesolicaphrium Neodolodus Neolicaphrium Olisanophus Paramacrauchenia Phoradiadius Picturotherium Polyacrodon Prolicaphrium Promylophis Proterotheriinae Proterotherini Prothoatherium Ricardolydekkeria Tetramerorhinus Thoatherium Villarroelia Xesmodon
Type: Proterotheriinae
Distribution:
• Quaternary of Argentina (8 collections), Brazil (1), Uruguay (5)
• Pliocene to Pleistocene of Venezuela (1)
• Pliocene of Argentina (15), Colombia (1), Venezuela (1)
• Huayquerian of Argentina (15), Bolivia (1)
• Miocene to Pliocene of Argentina (2)
• Miocene of Argentina (52), Bolivia (4), Brazil (4), Chile (2), Colombia (32), Peru (3), Uruguay (1), Venezuela (1)
• Deseadan of Argentina (4), Bolivia (1), Brazil (1), Peru (1), Uruguay (1)
• Oligocene of Argentina (2)
• Eocene of Argentina (14), Brazil (1)
• Paleocene of Argentina (1)
Total: 175 collections including 282 occurrences