Left bank of La Ensenada Creek: Pleistocene, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Rodentia - Echimyidae
Eumysops sp. Ameghino
(1 measurement)
Mammalia - Rodentia
see common names

Geography
Country:Argentina State/province:Entre Ríos
Coordinates: 32.7° South, 60.6° West (view map)
Paleocoordinates:32.6° South, 60.5° West (Wright 2013)
Basis of coordinate:stated in text
Altitude:8 meters
Geographic resolution:local area
Time
Period: Quaternary Epoch: Pleistocene
10 m.y. bin: Cenozoic 6
Key time interval: Pleistocene
Age range of interval: 2.58 - 0.0117 m.y. ago
Stratigraphy
Formation:Hernandarias
Stratigraphic resolution:bed
Stratigraphy comments: Fossils collected from the base of Unit 4
Lithology and environment
Primary lithology:brown,red or brown sandy siltstone
Includes fossils?Y
Lithology description: Clayey silt, 4.5–6 m, partly sandy, light brown to pink and reddish brown; some sections are loessoid and massive, forming a slope of approximately 50–608 of rounded or somewhat conical erosion microforms. It has MnO2 nodules and gypsum and intercalates with other sections with more vertical slopes that are composed of lenses or poorly defined levels of gravel and small calcium carbonate clasts in a coarse sand matrix.
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Collection method comments: CICyTTP-PV-M to refer to the Centro de Investigaciones Cientı´ficas y de Transferencia de Tecnología a la Producción de Diamante–CONICET, Paleontología de Vertebrados.
Metadata
Database number:141592
Authorizer:C. Jaramillo Enterer:J. Carrillo
Research group:vertebrate
Created:2013-03-29 06:37:08 Last modified:2025-02-22 15:12:02
Access level:database members Released:2014-03-29 06:37:08
Creative Commons license:CC0
Reference information

Primary reference:
46034. M. G. Vucetich, E. C. Vieytes, D. H. Verzi, J. I. Noriega, and E. P. Tonni. 2005. Unexpected primitive rodents in the Quaternary of Argentina. Journal of South American Earth Sciences 20(1-2):57-64 [C. Jaramillo/J. Carrillo]