Thompson Valley Sample 1: Blackriveran - Late/Upper Ordovician, Virginia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Orthida - Plectorthidae
Doleroides sp. Cooper 1930
1 individual
Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Rostricellula sp. Ulrich and Cooper 1942
46 individuals
see common names

Geography
Country:United States State/province:Virginia County:Tazewell
Coordinates: 37.1° North, 81.5° West (view map)
Paleocoordinates:29.4° South, 60.1° West
Geographic resolution:small collection
Time
Period:Ordovician Epoch:Late/Upper Ordovician
10 m.y. bin:Ordovician 4-5
*Period:Middle Ordovician - Late/Upper Ordovician *Epoch:Caradoc
*Local age/stage:Blackriveran
Key time interval:Blackriveran - Late/Upper Ordovician
Age range of interval:458.40000 - 443.80000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Wardell
Lithology and environment
Primary lithology: mudstone
Secondary lithology: grainstone
Environment:peritidal Tectonic setting:foreland basin
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection methods:bulk,field collection
Collection size:47
Reason for describing collection:paleoecologic analysis
Metadata
Also known as:89-TV-1
Database number:6432
Authorizer:M. Patzkowsky Enterer:K. Straub
Modifier:M. Patzkowsky Research group:marine invertebrate
Created:2000-03-01 17:42:31 Last modified:2003-07-18 18:05:03
Access level:the public Released:2000-11-20 13:53:39
Creative Commons license:CC BY
Reference information

Primary reference:
401. M. E. Patzkowsky. 1995. Gradient analysis of Middle Ordovician brachiopod biofacies: Biostratigraphic, biogeographic, and Macroevolutionary Implications. Palaios 10(2):154-179 [M. Patzkowsky/K. Straub]