Iron Ridge, Richmond Group: Richmondian, Wisconsin

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Stenolaemata - Cyclostomata - Corynotrypidae
Corynotrypa abrupta Bassler 1911
see common names

Geography
Country:United States State/province:Wisconsin
Coordinates: 43.4° North, 88.5° West (view map)
Paleocoordinates:20.6° South, 57.9° West
Basis of coordinate:estimated from map
Time
Period:Ordovician Epoch:Late/Upper Ordovician
10 m.y. bin:Ordovician 5
Key time interval:Richmondian
Age range of interval:449.50000 - 443.70000 m.y. ago
Stratigraphy
Geological group:Richmond
Stratigraphy comments: "highest beds of Maquoketa Shale of the Richmond Group", in Bassler (1911)
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection excludes:some genera
Reason for describing collection:taxonomic analysis
Metadata
Database number:167556
Authorizer:B. Kröger Enterer:B. Kröger
Created:2015-03-24 04:42:07 Last modified:2015-03-24 04:42:07
Access level:the public Released:2015-03-24 04:42:07
Creative Commons license:CC BY
Reference information

Primary reference:

54585. R. S. Bassler. 1911. The early Paleozoic Bryozoa of the Baltic Provinces. Bulletin of the United States National Museum 77:1-375 [B. Kröger/B. Kröger]