Farola Monte Hermoso (Neogene of Argentina)

Where: Buenos Aires, Argentina (39.0° S, 61.7° W: paleocoordinates 39.1° S, 60.2° W)

• coordinate estimated from map

• basin-level geographic resolution

When: Montehermosan mammal zone, Monte Hermoso Formation, Montehermosan (6.8 - 4.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: "floodplain"; muddy, sandy siltstone and fine-grained, brown, yellow sandstone

Size class: macrofossils

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: taxonomic analysis

PaleoDB collection 141247: authorized by Carlos Jaramillo, entered by Juan Carrillo on 22.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Chinchillidae
"Lagostomus incisus n. sp." = Lagostomus (Lagostomopsis) incisus2
"Lagostomus incisus n. sp." = Lagostomus (Lagostomopsis) incisus2 Ameghino 1888 viscacha
 Rodentia - Hydrochoeridae
Phugatherium cataclisticum1 Ameghino 1887 caviomorph
 Rodentia - Octodontidae
Phtoramys homogenidens1 Ameghino 1887 caviomorph
Pseudoplataeomys formosus1 Kraglievich 1934 caviomorph
Pithanotomys macer1 Ameghino 1888 caviomorph
Pithanotomys columnaris1 Ameghino 1887 caviomorph
 Rodentia -
Eumysops laeviplicatus1 Ameghino 1888 caviomorph
Eumysops formosus1 Ameghino 1906 caviomorph
 Rodentia - Ctenomyidae
Actenomys priscus1 Owen 1840 caviomorph
 Rodentia - Myocastoridae
Paramyocastor diligens1 Ameghino 1888 caviomorph
 Xenarthra - Mylodontidae
Lestodon sp. Gervais 1855 edentate