Lower Arenig allochthonous limestones in Jamtland region, Sweden: Arenig, Sweden

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Orthida - Eoorthidae
? Apheoorthis sp. Ulrich and Cooper 1936
originally entered as "Apheoorthis? sp."
Rhynchonellata - Orthida - Plectorthidae
? Nanorthis sp. Ulrich and Cooper 1936
originally entered as "Nanorthis? sp."
Rhynchonellata - Orthida - Lycophoriidae
Lycophoria sp. Lahusen 1885
Lingulata - Lingulida - Elkaniidae
Broeggeria sp. Walcott 1902
Trilobita - Ptychopariida - Shumardiidae
Shumardia sp. Billings 1862
Trilobita - Asaphida - Asaphidae
Plesiomegalaspis sp. (Thoral 1946)
reassigned as Kayseraspis (Plesiomegalaspis)
Lapidaria sp. Tjernvik 1956
Niobella sp. Reed 1931
spelled with current rank as Niobe (Niobella)
Hunnebergia sp. Tjernvik 1956
Megistaspis sp. Jaanusson 1956
Megalaspides sp. Brögger 1886
Trilobita - Asaphida - Cyclopygidae
Cyclopyge sp. Hawle and Corda 1847
Trilobita - Phacopida - Pliomeridae
Pliomerops sp. Raymond 1905
Trilobita - Harpetida - Harpididae
Harpides sp. Beyrich 1846
see common names

Geography
Country:Sweden
Coordinates: 63.0° North, 15.0° East (view map)
Paleocoordinates:34.3° South, 8.9° West
Geographic resolution:local area
Time
Period:Ordovician
10 m.y. bin:Ordovician 2
*Period:Early/Lower Ordovician - Middle Ordovician *Epoch:Early/Lower Arenig
Key time interval:Arenig
Age range of interval:477.70000 - 468.40000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Lithology and environment
Primary lithology:glauconitic,gray lithified "limestone"
Environment:offshore shelf
Geology comments: Grey limestone with glauconite
Taphonomy
Collection methods and comments
Collection excludes:some macrofossils
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:3248
Authorizer:A. Miller Enterer:P. Novack-Gottshall
Research group:marine invertebrate
Created:1999-07-27 20:27:46 Last modified:2003-07-18 18:01:39
Access level:the public Released:2000-11-20 13:53:18
Creative Commons license:CC BY
Reference information

Primary reference:

111. T. E. Tjernvik. 1956. On the Early Ordovician of Sweden stratigraphy and fauna. Bulletin of the Geological Institutions of the University of Uppsala 36(6):109-284 [A. Miller/P. Novack-Gottshall/A. Clement]