La Cienega Fm., La Cienega anticline, Bolivia: Caradoc, Bolivia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Orthocerida - Orthoceratidae
Orthoceras sp. Breynius 1832
Rhynchonellata - Orthida - Plaesiomyidae
Dinorthis sp. Hall and Clarke 1892
Lingulata - Lingulida - Lingulidae
Lingula sp. Bruguiére 1797
Lingulata - Lingulida - Obolidae
Lingulepis sp. Hall 1863
Lingulata - Lingulida - Discinidae
Orbiculoidea sp. d'Orbigny 1847
see common names

Geography
Country:Bolivia
Coordinates: 19.0° South, 65.0° West (view map)
Paleocoordinates:41.8° South, 176.8° East (Wright 2013)
Geographic resolution:local area
Time
Period: Ordovician Epoch: Late Ordovician
10 m.y. bin: Ordovician 4-5
*Period:Late/Upper Ordovician *Epoch:Caradoc
Key time interval: Caradoc
Age range of interval: 458.2 - 449.5 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:La Cienega
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:gray,green lithified argillaceous,silty sandstone
Secondary lithology: "shale"
Lithology description: silty, clayey, micaceous, fine-grained sandstone with thin intercalations of grey-green to light gray shale
Environment:transition zone/lower shoreface
Taphonomy
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Collection method comments: JA: marked by Novack-Gottshall without explanation as omitting some genera, some macrofossils, some microfossils, and species names, but apparently complete
Metadata
Database number:8855
Authorizer:A. Miller Enterer:P. Novack-Gottshall
Modifier:J. Alroy Research group:marine invertebrate
Created:2000-09-01 11:43:38 Last modified:2025-02-22 15:12:02
Access level:the public Released:2000-11-20 13:53:40
Creative Commons license:CC0
Reference information

Primary reference:
675. R. Suarez Soruco. 1976. El sistema ordovicico en Bolivia. Revista Tecnica YPF Bolivia 5(2):111-123 [A. Miller/P. Novack-Gottshall/M. Uhen]