Lujan: Lujanian, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Notoungulata - Toxodontidae
Toxodon paradoxus Ameghino 1882
Mammalia - Proboscidea - Gomphotheriidae
Mothé et al. 2017
MLP-8-382 MACN Pv 6711
Stegomastodon superbus (Ameghino 1888)
Mammalia - Cervidae
Mammalia - Tayassuidae
"Dicotyles tajacu"
Mammalia - Camelidae
Lama guanicoe Müller 1776
Mammalia - Perissodactyla - Equidae
Equus neogeus (Lund 1840)
curvidens
Mammalia - Panameriungulata - Macraucheniidae
Mammalia - Carnivora - Canidae
Dusicyon avus Burmeister 1866
Dinocynops nehringi n. sp. Ameghino 1902
Prevosti 2023
MACN-Pv 500 (holotype)
Pseudalopex gymnocercus (Fischer 1814)
Canis gymnocercus; type locality of Pseudalopex gymnocercus antiquus
Mammalia - Carnivora - Ursidae
    = Arctotherium sp. Bravard 1857
Alroy 2011
Mammalia - Carnivora - Mustelidae
Lyncodon patagonicus de Blainville 1842
Lutra platensis Waterhouse 1838
Mammalia - Carnivora - Felidae
Felis
Felis
Mammalia - Rodentia - Cricetidae
Holochilus brasiliensis (Desmarest 1819)
Calomys callosus (Rengger 1830)
Reithrodon auritus (Fischer 1814)
Mammalia - Rodentia - Ctenomyidae
Mammalia - Rodentia - Echimyidae
Mammalia - Rodentia - Chinchillidae
Lagostomus maximus (Desmarest 1817)
Mammalia - Rodentia - Caviidae
Microcavia australis Geoffroy and Dorbigny 1833
Dolichotis patagonum (Zimmermann 1780)
Mammalia - Cingulata - Glyptodontidae
    = Glyptodon sp. Owen 1839
Zurita et al. 2011
    = Glyptodon sp. Owen 1839
Zurita et al. 2011
Mammalia - Cingulata - Pampatheriidae
Pampatherium typum Ameghino 1875
Mammalia - Cingulata - Dasypodidae
Tolypeutes matacus (Azara 1801)
Chaetophractus villosus Desmarest 1804
Mammalia - Mylodontidae
originally entered as "Lestodon guadryi"
Mammalia - Megatheriidae
Reptilia - Falconidae
Moreno and Mercerat 1891
Reptilia - Cathartiformes - Cathartidae
Moreno and Mercerat 1891
Moreno and Mercerat 1891
Reptilia - Suliformes - Phalacrocoracidae
Moreno and Mercerat 1891
see common names

Geography
Country:Argentina State/province:Buenos Aires
Coordinates: 34.6° South, 59.1° West (view map)
Paleocoordinates:
Geographic resolution:local area
Time
Period: Quaternary Epoch: Pleistocene
10 m.y. bin: Cenozoic 6
Key time interval: Lujanian
Age range of interval: 0.4 - 0.0117 m.y. ago
Stratigraphy
Formation:Lujan Member:Guerrero
Stratigraphy comments: other age:Late Pleistocene
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:selective quarrying,surface (float),sieve
Reason for describing collection:taxonomic analysis
Metadata
Database number:71303
Authorizer:J. Alroy, P. Mannion, C. Jaramillo, M. Uhen, B. Allen Enterer:K. Sears, M. Kouvari, J. Carrillo, B. Allen, J. Alroy, M. Uhen
Modifier:M. Uhen
Created:1999-02-12 08:30:23 Last modified:2025-02-22 15:12:02
Access level:the public Released:1999-02-12 08:30:23
Creative Commons license:CC0
Reference information

Primary reference:
24010. E. P. Tonni, J. L. Prado, A.N. Menegaz and M.C. Salemme. 1985. La Unidad Mamifero (Fauna) Lujanense. Proyeccion de la Estratigrafia Mamaliana al Cuaternario de la Region Pampeana. Ameghiniana 22(3-4):255-261 [J. Alroy/K. Sears/J. Alroy]

Secondary references:

35631 J. Alroy. 2011. Further attempts at halting the inevitable backwards progress of bad taxonomy. [J. Alroy/J. Alroy]
29788 F. P. Moreno and A. Mercerat. 1891. Catálogo de los pájaros fósiles de la República Argentina conservados en el Museo de La Plata [Catalogue of the fossil birds from the Argentine Republic housed in the Museo de La Plata]. Anales del Museo de La Plata. Paleontología Argentina 1:7-71 [M. Uhen/M. Uhen/M. Carrano]
73598 D. Mothé, L. dos Santos Avilla, L. Asevedo, L. Borges-Silva, M. Rosas, R. Labarca-Encina, R. Souberlich, E. Soibelzon, J. L. Roman-Carrion, S. D. Ríos, A. D. Rincon, G. Cardoso Oliveira, and R. P. Lopes. 2017. Sixty years after ‘The mastodonts of Brazil’: The state of the art of South American proboscideans (Proboscidea, Gomphotheriidae). Quaternary International 443:52-64 [P. Mannion/M. Kouvari]
85524 F. J. Prevosti. 2023. Sistemática de los grandes cánidos (Mammalia, Carnivora, Canidae) fósiles de América del Sur. Publicación Electrónica de la Asociación Paleontológica Argentina 23(1):78-192 [B. Allen/B. Allen]
66405 A. E. Zurita, E. V. Oliveira, P. Toriño, S. M. Rodriguez-Bualó, G. J. Scillato-Yané, C. Luna, and J. Krapovickas. 2011. On the taxonomic status of some Glyptodontidae (Mammalia, Xenarthra, Cingulata) from the Pleistocene of South America. Annales de Paléontologie 97:63-83 [C. Jaramillo/J. Carrillo]