Rakvere Stage, Northern Estonia, Ragavere Fm, Sibila Core - Patzkowsky: Rakvere, Estonia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Ulvophyceae
Vermiporella sp. Stolley 1893
Chlorophyceae - Dasycladales - Dasycladaceae
Cyclocrinites sp. Stolley 1898
Rhynchonellata - Orthida - Dalmanellidae
Howellites wesenbergensis Alichova 1951
Rhynchonellata - Orthida - Productorthidae
Nicolella sp. Reed 1917
Strophomenata - Strophomenida - Sowerbyellidae
Sowerbyella (Sowerbyella) tenera Rõõmusoks 1959
Trilobita - Phacopida - Pterygometopidae
Toxochasmops sp. McNamara 1979
see common names

Geography
Country:Estonia State/province:Sibila
Coordinates: 59.0° North, 26.0° East (view map)
Paleocoordinates:31.3° South, 0.4° West
Basis of coordinate:estimated from map
Time
Period: Ordovician Epoch: Late Ordovician
Stage: Katian 10 m.y. bin: Ordovician 5
Key time interval: Rakvere
Age range of interval: 452 - 450.6 m.y. ago
Stratigraphy
Formation:Ragavere Member:Torremagi
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: argillaceous "limestone"
Lithology description: Argillaceous limestone with bryozoan fragments, carbonate clasts, and occassional discontinuity surfaces.
Environment:lagoonal/restricted shallow subtidal
Taphonomy
Collection methods and comments
Collection methods:core,field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:38038
Authorizer:M. Patzkowsky Enterer:A. Krug
Modifier:A. Krug Research group:marine invertebrate
Created:2004-04-01 07:49:16 Last modified:2004-04-01 10:49:16
Access level:the public Released:2004-04-01 07:49:16
Creative Commons license:CC BY
Reference information

Primary reference:
10070. L. Hints. 1998. Oandu stage (Caradoc) in central North Estonia. Proceedings of the Estonian Academy of Science 47(3):158-172 [M. Patzkowsky/A. Krug/A. Krug]