Level X, Cerro San Bernardo, Sierra de Mojotoro: Tremadoc, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Orthida - Plectorthidae
Nanorthis purmamarcaensis Benedetto and Carrasco 2002
Trilobita - Asaphida - Asaphidae
Notopeltis orthometopa (Harrington 1938)
original and current combination Megalaspidella orthometopa
see common names

Geography
Country:Argentina
Coordinates: 24.8° South, 65.4° West (view map)
Paleocoordinates:43.6° South, 129.5° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
10 m.y. bin:Cambrian-Ordovician
Key time interval:Tremadoc Trilobite zone: Notopeltis orthometopa
Age range of interval:485.00000 - 477.70000 m.y. ago
Stratigraphy
Formation:Aspero
Local section:Cerro San Bernardo Local bed:30 m
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: levels X and Y
Lithology and environment
Primary lithology: lithified sandstone
Lithology description: brown and purple weathered sandstones with interbedded shell concentrations (levels X and Y)
Environment:coastal indet.
Taphonomy
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:159890
Authorizer:P. Wagner Enterer:P. Wagner
Research group:marine invertebrate
Created:2014-08-11 09:57:46 Last modified:2014-08-11 09:57:46
Access level:the public Released:2014-08-11 09:57:46
Creative Commons license:CC BY
Reference information

Primary reference:
18957. J. L. Benedetto and P. A. Carrasco. 2002. Tremadoc (earliest Ordovician) brachiopods from Purmamarca and the Sierra de Mojotoro, Cordillera Oriental of northwestern Argentina. Géobios 35:647-661 [W. Kiessling/U. Merkel/J. Alroy]