This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.
D. A. Croft, 2020 - A new typothere notoungulate (Mammalia: Interatheriidae), from the Miocene Nazareno Formation of Southern Bolivia - Ameghiniana (57), 189-208 (journal article, English)
M. Fernández, 2019 - Notoungulata and Astrapotheria (Mammalia, Meridiungulata) of the Santa Cruz Formation (Early-Middle Miocene) Along the Río Santa Cruz, Argentine Patagonia - Early–Middle Miocene Paleontology in the Río Santa Cruz, Southern Patagonia, Argentina. 130 years since Ameghino, 1887 (19), 138-169 (book chapter, English)
F. D. Seoane , 2019 - Systematic revision of Hegetotherium and Pachyrukhos (Hegetotheriidae, Notoungulata) and a new phylogenetic analysis of Hegetotheriidae - Journal of Systematic Palaeontology (17), 1635-1663 (journal article, English)
A. Tauber, 2019 - Estratigrafía, paleontología y paleoambientes del Plioceno de la provincia de Córdoba - Opera lilloana 52: Mioceno al Pleistoceno del centro y norte de Argentina (389), - (journal article, Spanish)
C. I. Montalvo, 2019 - A chasicoan (late miocene) vertebrate assemblage from cerro azul formation, central Argentina. Geomorphological and biochronological considerations - Journal of South American Earth Sciences (), - (journal article, English)
M. Fernández, 2019 - The genus Patriarchus Ameghino, 1889 (Mammalia, Notoungulata, Typotheria), from the Santa Cruz Formation, Santa Cruz Province, Argentina - Journal of Vertebrate Paleontology (), e1613- (journal article, English)
B. Vera, 2019 - A new species and the record of Hemihegetotherium (Notoungulata, T Hegetotheriidae) in the Middle to Late Miocene of Patagonia, Argentina - Journal of South American Earth Sciences (93), 23-35 (journal article, English)
F. D. Seoane, 2019 - Re-assessment of the Oligocene genera Prosotherium and Propachyrucos (Hegetotheriidae, Notoungulata) - Comptes Rendus Palevol (18), 643-662 (journal article, English)
A. Solórzano, 2019 - The Early to late Middle Miocene mammalian assemblages from the Cura-Mallín Formation, at Lonquimay, southern Central Andes, Chile (38°S): Biogeographical and paleoenvironmental implications - Journal of South American Earth Sciences (96), 1-18 (journal article, English)
R. Sostillo, 2018 - Taxonomic implications of a large sample of Tremacyllus (Hegetotheriidae: Pachyrukhinae) from the late Miocene Cerro Azul formation of La Pampa, Argentina - Ameghiniana (55), 407-422 (journal article, English)
B. Vera, 2018 - The Interatheriinae (Mammalia, Notoungulata) of the Friasian sensu stricto and Mayoan (middle to late Miocene), and the fossils from Cerro Zeballos, Patagonia, Argentina - Journal of Systematic Palaeontology (0), 1-21 (journal article, English)
E. Cerdeño, 2018 - A new early Miocene Mesotheriidae (Notoungulata) from the Mariño Formation (Argentina): Taxonomic and biostratigraphic implications - Journal of South American Earth Sciences (88), 118-131 (journal article, English)
B. Vera, 2017 - The Interatheriinae notoungulates from the middle Miocene Collón Curá Formation in Argentina - Acta Palaeontologica Polonica (62), 845-863 (journal article, English)
B. Vera, 2017 - The Interatheriinae from the Late Oligocene of Mendoza (Argentina), with comments on some Deseadan Interatheriidae - Historical Biology (29), 607-626 (journal article, English)
A. G. Kramarz, 2017 - Systematics and stratigraphical range of the hegetotheriids Hegetotheriopsissulcatus and Prohegetotherium sculptum (Mammalia: Notoungulata) - Journal of Systematic Palaeontology (15), 1027-1036 (journal article, English)
F. D. Seoane, 2017 - Phylogeny and paleobiogeography of Hegetotheriidae (Mammalia, Notoungulata) - Journal of Vertebrate Paleontology (37), e1278-13 (journal article, English)
B. J. Shockey, 2016 - A new species of Trachytherus (Notoungulata: Mesotheriidae) from the late Oligocene (Deseadan) of Southern Peru and the middle latitude diversification of early diverging mesotheriids - Zootaxa (4111), 565-583 (journal article, English)
D. A. Croft, 2016 - New mammal faunal data from Cerdas, Bolivia, a middle-latitude Neotropical site that chronicles the end of the Middle Miocene Climatic Optimum in South America - Journal of Vertebrate Paleontology (36), e1163- (journal article, English)
E. Cerdeño, 2015 - The Hegetotheriidae (Mammalia, Notoungulata) assemblage from the late Oligocene of Mendoza, central-western Argentina - Journal of Vertebrate Paleontology (35), e9071-14 (journal article, English)
D. A. García López, 2015 - Notoungulate faunas of north-western Argentina: new findings of early-diverging forms from the Eocene Geste Formation - Journal of Systematic Palaeontology (13), 557-579 (journal article, English)
A. G. Kramarz, 2015 - Systematic description of three new mammals (Notoungulata and Rodentia) from the Early Miocene Cerro Bandera Formation, Northern Patagonia, Argentina - Ameghiniana (52), 585-597 (journal article, English)
M. A. Reguero, 2015 - A new hypsodont notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, northwest of Argentina - Andean Geology (42), 56-70 (journal article, English)
E. Cerdeño, 2014 - First Record of Mesotheriidae in the Late Oligocene of Mendoza Province, Argentina - Ameghiniana (51), 366-370 (journal article, English)
M. de los Reyes, 2013 - First evidence of scavenging of a Glyptodont (Mammalia, Glyptodontidae) from the Pliocene of the Pampean region (Argentina): taphonomic and paleoecological remarks - Palaeontologia Electronica (16), 1-13 (journal article, English)
A. G. Kramarz, 2013 - Un Hegetotheriidae (Mammalia, Notoungulata) basal del Mioceno temprano de PatagoniaAlejandro - Revista Mexicana de Ciencias Geológicas (30), 186-195 (journal article, Spanish)
E. Cerdeno, 2013 - Milk molars or extra premolars in Mesotheriinae (Mesotheriidae, Notoungulata): New insights into an old controversy - Geobios (46), 195-202 (journal article, English)
E. Cerdeño, 2012 - An almost complete skeleton of a new Mesotheriidae (Notoungulata) from the Late Miocene of Casira, Bolivia - Journal of Systematic Palaeontology (10), 341-360 (journal article, English)
G. Billet, 2011 - Phylogeny of the Notoungulata (Mammalia) based on cranial and dental characters - Journal of Systematic Palaeontology (9), 481-497 (journal article, English)
J. E. Powell, 2011 - Eocene vertebrates of northwest Argentina: annotated list - Cenozoic Geology of the Central Andes of Argentina (), 349-370 (book chapter, English)
D. A. García López, 2011 - Griphotherion peiranoi, gen. et sp. nov., a new Eocene Notoungulata (Mammalia, Meridiungulata) from northwestern Argentina - Journal of Vertebrate Paleontology (31), 1117-1130 (journal article, English)
B. Townsend, 2010 - Middle Miocene Mesotheriine diversity at Cerdas, Bolivia and a reconstruction of Plesiotypotherium minus - Palaeontologia Electronica (13), 1A- (journal article, English)
A. G. Kramarz, 2010 - A new mammal fauna at the top of the Gran Barranca sequence and its biochronological significance - The Paleontology of Gran Barranca: Evolution and Environmental Change through the Middle Cenozoic of Patagonia (), 264-277 (book chapter, English)
M. A. Reguero, 2010 - Rodent-like notoungulates (Typotheria) from Gran Barranca, Chubut Province, Argentina: phylogeny and systematics - The Paleontology of Gran Barranca: Evolution and Environmental Change through the Middle Cenozoic of Patagonia (), 148-165 (book chapter, English)
R. B. Hitz, 2008 - New interatheres (Mammalia, Notoungulata) from the late Oligocene Salla Beds of Bolivia - Journal of Paleontology (82), 447-469 (journal article, English)
G. Billet, 2008 - Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution - Zoological Journal of the Linnean Society (152), 153-200 (journal article, English)
E. Cerdeño, 2008 - Biostratigraphic considerations of the Divisaderan faunal assemblage - Journal of Vertebrate Paleontology (28), 574-577 (journal article, English)
M. A. Reguero, 2007 - A poorly known rodent-like mammal (Pachyrukhinae, Hegetotheriidae, Notoungulata) from the Deseadan (Late Oligocene) of Argentina. Paleoecology, biogeography, and radiation of the rodentlike ungulates in South America - Journal of Paleontology (81), 1301-1307 (journal article, English)
D. A. Croft, 2007 - The middle Miocene (Laventan) Quebrada Honda fauna, southern Bolivia and description of its notoungulates - Palaeontology (50), 277-303 (journal article, English)
D. A. Croft, 2006 - A new middle Miocene hegetotheriid (Notoungulata: Typotheria) and a phylogeny of the Hegetotheriidae - Journal of Vertebrate Paleontology (26), 387-399 (journal article, English)
R. B. Hitz, 2006 - New Basal Interatheriidae (Typotheria, Notoungulata, Mammalia) from the Paleogene of Central Chile - American Museum Novitates (3520), 1-32 (journal article, English)
C. M. Deschamps, 2005 - Late Cenozoic mammal bio-chronostratigraphy in southwestern Buenos Aires Province, Argentina - Ameghiniana (42), 733-750 (journal article, English)
J. J. Flynn, 2005 - New Mesotheriidae (Mammalia, Notoungulata, Typotheria), geochronology and tectonics of the Caragua area, northernmost Chile - Journal of South American Earth Sciences (19), 55-74 (journal article, English)
M. A. Reguero, 2005 - New late Oligocene Hegetotheriidae (Mammalia, Notoungulata) from Salla, Bolivia - Journal of Vertebrate Paleontology (25), 674-684 (journal article, English)
M. A. Reguero, 2004 - Un nuevo Trachytheriinae (Mammalia, Notoungulata) del Deseadense (Oligoceno tardío) de Patagonia, Argentina: implicancias en la filogenia, biogeografía y bioestratigrafía de los Mesotheriidae - Andean Geology (31), 45-64 (journal article, Spanish)
D. A. Croft, 2004 - Notoungulata and Litopterna of Early Miocene Chucal Fauna, Northern Chile - Fieldiana Geology (50), 1-52 (journal article, English)
M. A. Reguero, 2003 - A new species of Eopachyrucos (Mammalia, Notoungulata, Interatheriidae) from the Late Oligocene of Uruguay - Journal of Vertebrate Paleontology (23), 445-457 (journal article, English)
A. L. Cione, 2000 - Miocene vertebrates from Entre Rios province, eastern Argentina - Serie Correlacion Geologica (14), 191-237 (journal article, English)
R. Hitz, 2000 - New interatheriines (Interatheriidae, Notoungulata) from the Paleogene of Central Chile and Southern Argentina - Fieldiana: Geology (42), 1-26 (journal article, English)
E. Cerdeno, 1998 - Taxonomic Revision and Phylogeny of Paedotherium and Tremacyllus (Pachyrukhinae, Hegetotheriidae, Notoungulata) from the Late Miocene to the Pleistocene of Argentina - Journal of Vertebrate Paleontology (18), 799-811 (journal article, English)
M. C. McKenna, 1997 - - Classification of Mammals Above the Species Level (), 1-640 (book, English)
A. A. Tauber, 1996 - Los representantes del género Protypotherium (Mammalia, Notoungulata, Interatheriidae) del Mioceno Temprano de la Provincia de Santa Cruz, Argentina - Academia Nacional de Ciencias (Córdoba, Argentina), Misceláneas (995), 1-30 (journal article, English)
G. M. López, 1995 - Un nuevo Notopithecinae (Notoungulata, Typotheria) del Terciario Inferior de la Puna, Argentina - Studia Geológica Salmanticensia (31), 87-99 (journal article, Spanish)
F. Anaya, 1995 - Pliocene mammals from Inchasi, Bolivia: The endemic fauna just before the Great American Interchange - Bulletin of the Florida Museum of Natural History (39), 87-140 (journal article, English)
C. Villarroel A., 1994 - Un nuevo Trachytherus (Notoungulata, Mammalia) en el Terciario de la Faja Subandina, norte de Bolivia - Congreso Geológica de Bolivia, Memorias (9), 28-32 (journal article, English)
Y. Oiso, 1991 - New land mammal locality of middle Miocene (Colloncuran) age from Nazareno, southern Bolivia - Fósiles y Facies de Bolivia - Vol. 1 Vertebrados (Revista Ténica de YPFB) (12), 653-672 (book/book chapter, English)
R. L. Carroll, 1988 - - Vertebrate Paleontology and Evolution (), 1-698 (compendium, English)
A. Mones, 1978 - La Edad Deseadense (Oligoceno inferior) de la Formación Fray Bentos y su contenido paleontológico, con especial referencia a la presencia de Proborhyaena cf. gigantea Ameghino (Marsupialia: Borhyaenidae) en el Uruguay. Nota preliminar - Comunicaciones Paleontológicas del Museo de Historia Natural de Montevideo (7), 151-158 (journal article, English)
C. Villarroel, 1974 - Un Mésothérine nouveau (Notoungulata, Mammalia) dans le Miocéne supérieur de Bolivia. - (), - (journal article, English)
R. Pascual, 1971 - Mesa redonda: Evolución de las comunidades de los Vertebrados del Terciario argentino. Los aspectos paleozoogeográficos y paleoclimáticos - Ameghiniana (7), 372-412 (journal article, Spanish)
G. G. Simpson, 1967 - The beginning of the age of mammals in South America. Part II. - Bulletin of the American Museum of Natural History (137), 1-260 (serial monograph, )
G. G. Simpson, 1962 - The mammalian fauna of the Divisadero Largo Formation, Mendoza, Argentina - Bulletin of the Museum of Comparative Zoology (127), 239-293 (journal article, English)
J. C. Francis, 1960 - Analisis de algunos factores de confusion en la systematica generica de los Mesotheriinae (Notoungulata, Typotheria) - Ameghiniana (2), 29-36 (journal article, Spanish)
R. A. Stirton, 1953 - A new genus of interatheres from the Miocene of Colombia - California University Department of Geological Sciences B (29), 265-347 (journal article, English)
D. E. Savage, 1951 - Report on Fossil Vertebrates from the Upper Magdalena Valley, Colombia - Science (114), 186-187 (journal article, English)
C. Rusconi, 1949 - El puelchense de Buenos Aires y su fauna (Plioceno Medio) segunda parte - Publicaciones del Instituto de Fisiographia y Geologia (36), 100-262 (journal article, Spanish)
G. G. Simpson, 1949 - A new adianthine litoptern and associated mammals from a Deseadan faunule in Mendoza, Argentina - American Museum Novitates (1434), 1-27 (journal article, English)
G. G. Simpson, 1945 - The principles of classification and a classification of mammals - Bulletin of the American Museum of Natural History (85), 1-350 (serial monograph, )
G. G. Simpson, 1945 - A Deseado Hegetothere from Patagonia - American Journal of Science (243), 550-564 (journal article, English)
A. Cabrera, 1939 - Sobre Vertebrados Fósiles del Plioceno de Adolfo Alsina - Revista del Museo de La Plata (2), 3-35 (journal article, Spanish)
G. G. Simpson, 1932 - New or little-known ungulates from the Pyrotherium and Colpodon beds of Patagonia - American Museum Novitates (576), - (journal article, English)
W. K. Gregory, 1910 - The orders of mammals - Bulletin of the American Museum of Natural History (27), 1-524 (journal article, English)
W. J. Sinclair, 1909 - Mammalia of the Santa Cruz Beds - Reports of the Princeton University expeditions to Patagonia 1896–1899 (), 1-110 (book chapter, English)
F. Ameghino, 1904 - Nuevas especies de mamíferos, cretáceos y terciarios de la República Argentina [New species of mammals, Cretaceous and Tertiarty, from the Argentine Republic] - Anales de la Sociedad Cientifica Argentina (56–58), 1-142 (journal article, Spanish)
F. Ameghino, 1902 - Première contribution à la connaissance de la fauna mammalogique des couches à Colpodon [First contribution to the knowledge of the mammalian fauna of the Colopdon Beds] - Boletin de la Academia Nacional de Ciencias de Córdoba (17), 71-141 (journal article, French)
F. Ameghino, 1901 - Notices préliminaires sur des ongulés nouveaux des terrains crétacés de Patagonie [Preliminary notes on new ungulates from the Cretaceous terrains of Patagonia] - Boletin de la Academia Nacional de Ciencias de Córdoba (16), 349-429 (journal article, French)
F. Ameghino, 1901 - L' age des Formations sedimentaires de Patagonie - Anales de la Sociedad Cientifica Argentina (52), 189-197 (journal article, Portugese)
H. Gadow, 1898 - - A Classification of Vertebrata Recent and Extinct (), xvii-82 (book, English)
S. Roth, 1898 - - Reconocimiento de la Region Andina de la República Argentina. Apuntes sobre la Geología y la Paleontología de los Territorios del Río Negro y Neuquén (Diciembre de 1895 á Junio de 1896) [Reconaissance of the Andean Region of the Argentine Republic. Notes (), 1-56 (book, English)
F. Ameghino, 1897 - Mammiféres crétacés de l’Argentine (Deuxième contribution à la connaissance de la fauna mammalogique de couches à Pyrotherium) [Cretaceous mammals of Argentina (second contribution to the knowledge of the mammalian fauna of the Pyrotherium Beds)] - Boletin Instituto Geografico Argentino (18), 406-521 (journal article, French)
F. Ameghino, 1894 - Sur les oiseaux fossiles de Patagonie; et la faune mammalogique des couches à Pyrotherium - Boletin del Instituto Geographico Argentino (15), 501-660 (journal article, French)
R. Lydekker, 1894 - Contributions to a knowledge of the Fossil Vertebrates of Argentina. III - A study of extinct argentine ungulates - Anales del Museo de La Plata. Paleontología Argentina (2), 1-86 (journal article, English)
F. Ameghino, 1894 - Enumeration synoptique des especes de mammifères fossiles des formations éocènes de Patagonie - Boletin de la Academia Nacional de Ciencias en Cordoba (13), 259-452 (journal article, French)
F. Ameghino, 1891 - Nuevos restos de mamíferos fósiles descubiertos por Carlos Ameghino en el Eoceno inferior de la Patagonia austral. – Especies nuevas, adiciones y correcciones [New remains of fossil mammals discovered by Carlos Ameghino in the lower Eocene of southern Pat - Revista Argentina de Historia Natural (1), 289-328 (journal article, Spanish)
F. Ameghino, 1891 - Mamiferos y aves fosiles argentinas. --Especies nuevas, adiciones y correcciones - Revista Argentina Historia Natural (1), 240-259 (journal article, Spanish)
F. Ameghino, 1889 - Contribución al conocimiento de los mamíferos fósiles de la República Argentina [Contribution to the knowledge of the fossil mammals of the Argentine Republic] - Actas de la Academia Nacional de Ciencias de la República Argentina en Córdoba (6), xxxii-1027 (book/book chapter, Spanish)
F. P. Moreno, 1888 - Informe preliminar de los progresos del Museo La Plata, durante el primer semestre de 1888 - Boletim del Museo de La Plata (II), 1-35 (journal article, English)
F. Ameghino, 1887 - Observaciones generales sobre el orden de mamíferos estinguidos sud-americanos llamados toxodontes (Toxodontia) y sinopsis de los géneros y especies hasta ahora conocidos - Anales del Museo de La Plata (1), 1-66 (serial monograph, Spanish)