Bajo San José Lower Section, Buenos Aires, Argentina (Pleistocene of Argentina)

Where: Buenos Aires, Argentina (38.5° S, 61.8° W: paleocoordinates 38.5° S, 61.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Middle Pleistocene (0.8 - 0.1 Ma)

• assigned to the "San José Sequence;" proposed to be Bonaerian SALMA in age

Environment/lithology: terrestrial; coarse-grained, carbonaceous conglomerate and sandstone

• a high terrance level discontinuous along the Sauce Grande river valley

Size classes: macrofossils, mesofossils

Collection methods: bulk, quarrying, surface (float), surface (in situ),

• Cátedra de Geología Histórica from the Universidad Nacional del Sur, Bahía Blanca

Primary reference: C. M. Deschamps. 2005. Late Cenozoic mammal bio-chronostratigraphy in southwestern Buenos Aires Province, Argentina. Ameghiniana 42(4):733-750 [D. Croft/D. Croft]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 63335: authorized by Darin Croft, entered by Darin Croft on 11.08.2006, edited by Miranta Kouvari

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Aves
 Gruiformes - Rallidae
"Porphyrula sp." = Porphyrio
"Porphyrula sp." = Porphyrio Brisson 1760 rail
cf. Pseudoseisura-Pseudoseisuropsis
 Passeriformes - Motacillidae
Motacillinae indet. Bonaparte 1831 perching bird
 Anseriformes - Anatidae
Chloephaga "sp. 1" Eyton 1838 waterfowl
Chloephaga "sp. 2" Eyton 1838 waterfowl
"Anas platalea" = Spatula platalea Vieillot 1816 red shoveler
 Tinamiformes - Tinamidae
"Nothura darwini" = Nothura darwinii
"Nothura darwini" = Nothura darwinii Gray 1867 Darwin's nothura
 Rheiformes - Rheidae
Rhea sp. Brisson 1760 rhea
Reptilia
 Testudines - Chelidae
Hydromedusa tectifera Cope 1869 Argentine snake-necked turtle
Mammalia
 Artiodactyla - Cervidae
Cervidae indet. Gray 1821 deer
 Artiodactyla - Tayassuidae
Tayassuinae indet. Palmer 1897 peccary
Tayassu sp. Fischer 1814 peccary
 Artiodactyla - Camelidae
Lama sp. Cuvier 1800 camel
 Perissodactyla - Equidae
Hippidion principale Lund 1846 horse
 Panameriungulata - Macraucheniidae
 Carnivora - Canidae
"Pseudalopex sp." = Lycalopex
"Pseudalopex sp." = Lycalopex Burmeister 1854 South American fox
 Carnivora - Felidae
 Rodentia - Cricetidae
Lundomys sp. Voss and Carleton 1993 mouse
Phyllotis sp. Waterhouse 1837 mouse
Reithrodon auritus Fischer 1814 bunny rat
Akodon cf. iniscatus Thomas 1919 akodont
Akodon iniscatus Thomas 1919 akodont
"Akodon cf. azarae" = Akodon (Akodon) azarae Fischer 1829 Azara's grass mouse
"Akodon azarae" = Akodon (Akodon) azarae Fischer 1829 Azara's grass mouse
Oxymycterus sp. Waterhouse 1837 hocicudo
 Rodentia - Ctenomyidae
Ctenomys kraglievichi Rusconi 1930 caviomorph
 Rodentia - Echimyidae
Myocastor sp. Kerr 1782 spiny rat
 Rodentia - Chinchillidae
Lagostomus sp. Brookes 1828 viscacha
 Rodentia - Caviidae
Galea sp. Meyen 1832 caviomorph
Microcavia sp. Gervais and Ameghino 1880 caviomorph
 Proboscidea - Gomphotheriidae
Gomphotheriidae indet. Hay 1922 gomphothere
 Notoungulata - Toxodontidae
Toxodon sp. Owen 1837 notoungulate
 Cingulata - Panochthidae
Sclerocalyptus cf. ornatus Owen 1845 edentate
 Cingulata - Glyptodontidae
Panochthus tuberculatus Owen 1845 glyptodon
Doedicurus sp. Burmeister 1874 glyptodon
Glyptodon clavipes Owen 1839 glyptodon
 Cingulata - Dasypodidae
Zaedyus pichiy Desmarest 1804 pichi
Chaetophractus villosus Desmarest 1804 big hairy armadillo
Eutatus seguini Gervais 1867 armadillo
Propraopus sp. Ameghino 1881 armadillo
Tolypeutes sp. Illiger 1811 three-banded armadillo
Noted as n. sp. in Deschamps 2005 but not described
  - Mylodontidae
Glossotherium sp. Owen 1840 edentate
Lestodon armatus Gervais 1855 edentate
Scelidotherium leptocephalum Owen 1839 edentate
 Megatherioidea - Megatheriidae
Megatherium americanum Cuvier 1796 edentate
 Didelphimorphia - Didelphidae
Lestodelphys sp. Tate 1934 Patagonian opussum
Actinopteri
 Siluriformes - Pimelodidae
 Siluriformes - Callichthyidae
 Acanthomorphata - Percichthyidae
Percichthys sp. Girard 1854