Narrows, Cross Lake, East Shore: Telychian - Wenlock, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Stauriida - Hapsiphyllidae
Neozaphrentis sp. Grove 1935
Anthozoa - Stauriida - Amplexidae
Amplexoides sp. Wang 1947
Anthozoa - Heliolitida - Halysitidae
Halysites catenularia (Linnaeus 1767)
unclassified
Ostracoda - Leperditicopida - Leperditiidae
Strophomenata - Orthotetida - Chilidiopsidae
see common names

Geography
Country:Canada State/province:Manitoba
Coordinates: 53.2° North, 99.5° West (view map)
Paleocoordinates:15.0° South, 98.0° West (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Silurian Epoch: Llandovery - Wenlock
Stage: Telychian 10 m.y. bin: Silurian 1 - Silurian 2
*Period:Early/Lower Silurian *Local age/stage:Early/Lower Clintonian
Key time interval: Telychian - Wenlock
Age range of interval: 438.6 - 426.7 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Interlake Formation:Atikameg Dolomite
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:red,yellow dolomite
Includes fossils?Y
Lithology description: Dolomite, very pale orange to dark yellowish orange, fine grained, massively bedded, porous, weathers to a soft surface, small caves present near the top.
Environment:reef, buildup or bioherm
Geology comments: Biostrom
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:26633
Authorizer:S. Holland Enterer:T. Hanson
Modifier:M. Clapham Research group:marine invertebrate
Created:2002-10-20 07:49:07 Last modified:2025-02-22 15:12:02
Access level:the public Released:2002-10-20 07:49:07
Creative Commons license:CC0
Reference information

Primary reference:
7270. C. W. Stearn. 1956. Stratigraphy and palaeontology of the Interlake Group and Stonewall Formation of Southern Manitoba. Geological Survey of Canada Memoir 281:1-162 [S. Holland/T. Hanson/P. Wagner]