Gran Barranca faunule 5: Bartonian, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Notoungulata
Notopithecus indet. Ameghino 1897
Antepithecus brachystephanus Ameghino 1901
Mammalia - Notoungulata - Oldfieldthomasiidae
Ultrapithecus rutilans Ameghino 1901
Oldfieldthomasia debilitata (Ameghino 1901)
Mammalia - Notoungulata - Notostylopidae
Notostylops murinus Ameghino 1897
Mammalia - Notoungulata - Isotemnidae
Pleurostylodon modicus Ameghino 1897
Mammalia - Notoungulata - Henricosborniidae
Henricosbornia ? lophodonta Ameghino 1901
Mammalia - Notoungulata - Archaeohyracidae
Eohyrax isotemnoides Ameghino 1904
Mammalia - Panameriungulata - Didolodontidae
Didolodus multicuspis Ameghino 1897
see common names

Geography
Country:Argentina State/province:Chubut
Coordinates: 45.7° South, 68.7° West (view map)
Paleocoordinates:48.0° South, 59.3° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period: Paleogene Epoch: Eocene
Stage: Bartonian 10 m.y. bin: Cenozoic 3
Key time interval: Bartonian Mammal zone:  Barrancan
Age range of interval: 41.2 - 37.71 m.y. ago
Stratigraphy
Formation:Sarmiento Member:Gran Barranca
Stratigraphic resolution:bed
Stratigraphy comments: Barrancan SALMA, Middle Eocene (Woodburne et al. 2014).

Low in Gran Barranca section II of Cifelli (1985), in a "wht. tuff"
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:survey of museum collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:176180
Authorizer:J. Zijlstra Enterer:J. Zijlstra
Modifier:M. Kouvari Research group:vertebrate
Subset of collection #:13779
Created:2016-01-30 19:40:29 Last modified:2020-09-19 09:46:44
Access level:the public Released:2016-01-30 19:40:29
Creative Commons license:CC BY
Reference information

Primary reference:

57836. R. Cifelli. 1985. Biostratigraphy of the Casamayoran, Early Eocene of Patagonia. American Museum Novitates 2820:1-26 [J. Zijlstra/J. Zijlstra]