Where: Buenos Aires, Argentina (39.0° S, 61.7° W: paleocoordinates 39.1° S, 60.3° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Eumysops laeviplicatus Range Zone mammal zone, Monte Hermoso Formation, Montehermosan (6.8 - 4.0 Ma)
• Montehermosan (Early Pliocene; Zanclean; Tomassini et al., 2013a)
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•Biostratigraphic units recognized in the sequence: type sec- tion of the Eumysops laeviplicatus Range Zone (Tomassini et al., 2013a).
• group of beds-level stratigraphic resolution
Environment/lithology: "floodplain"; muddy, sandy siltstone and fine-grained, brown, yellow siltstone
Size classes: macrofossils, mesofossils
Collection methods: Museo Darwin (MD), Punta Alta, Provincia de Buenos Aires
Primary reference: C. M. Deschamps, G. I. Esteban, and M. S. Bargo. 2001. El registro más antiguo del género Lestodon Gervais, 1855 (Xenarthra, Tardigrada, Mylodontidae) (Montehermosense, Plioceno Temprano). Ameghiniana 38(2):151-156 [C. Jaramillo/J. Carrillo]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 198863: authorized by Philip Mannion, entered by Miranta Kouvari on 16.01.2019, edited by Grace Varnham
Creative Commons license: CC BY (attribution)
Taxonomic list
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Actinopteri | |
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Mammalia | |
"Lagostomus incisus n. sp." = Lagostomus (Lagostomopsis) incisus3
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Pseudoplataeomys formosus2, Pithanotomys macer1, Pithanotomys columnaris1, Pithanotomys columnaris2, Phtoramys homogenidens1
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Anchimysops villalobosi4, "Phugatherium cataclisticum" = Phugatherium cataclisticum1, "Protohydrochoerus perturbidus" = Phugatherium cataclisticum4
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Microcavia sp.1, Caviodon australis1, Orthomyctera sp.1, Cavia aperea1, Palaeocavia sp.4, Prodolichotis sp.1, Cardiomys sp.1
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Phyllotini "gen. et sp. nov"1, "Auliscomys formosus" = Kraglievichimys formosus1, Necromys bonapartei1, Reithrodon auritus1
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Xotodon ambrosetti1, Xotodon sp.1, "Xotodon prominens" = Xotodon foricurvatus1, Alitoxodon vetustum1, Toxodon chapalmalensis1
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Euphractini "sp."a” nov."1, Chorobates rescens1, Chorobates villosissimus1, Holozaedyus laevisculptus1, Macroeuphractus retusus1, Eutatus praepampaeus1, Ringueletia simpsoni1, Doellotatus inornatus1, Doellotatus chapadmalensis1, cf. Dasypus laevisculptus4, Proeuphractus sp.4, Macrochorobates chapalmalensis1
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Sparassocynus bahiai1, Hyperdidelphys inexpectata1, Hyperdidelphys parvula1, Lutreolina tracheia1, Lutreolina biforata1, Thylophorops aff. perplana1, Thylamys pusillus1, Thylamys contrerasi1, Thylatheridium pascuali1
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"Achlysictis lelongi" = Thylacosmilus atrox1
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Reptilia | |
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Aves | |
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Reptilia | |
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Amphibia | |
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