Locality 40, unit 52: Wenlock - Ludlow, Canada
collected by R. Thorsteinsson 1950-

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
? Virginiana sp.
Rhynchonellata - Pentamerida - Gypidulidae
Gypidula informal sp. A Hall 1867
Rhynchonellata - Spiriferida - Delthyrididae
Howellella sp. Kozlowski 1946
Anthozoa - Favositida - Pachyporidae
Striatopora flexuosa Hall 1852
see common names

Geography
Country:Canada State/province:Northwest Territories County:Cornwallis Island
Coordinates: 74.8° North, 93.5° West (view map)
Paleocoordinates:3.0° North, 33.2° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Silurian
10 m.y. bin:Silurian 2
Key time interval:Wenlock - Ludlow
Age range of interval:433.40000 - 423.00000 m.y. ago
Stratigraphy
Formation:Read Bay Member:A
Stratigraphic resolution:group of beds
Stratigraphy comments: unit is 0.9 feet thick
Lithology and environment
Primary lithology:massive,gray lithified packstone
Includes fossils?Y
Lithology description: Limestone; coquina, greyish pink to light grey, weathering similar, massive, porous, coarsely crystalline
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),field collection
Reason for describing collection:taxonomic analysis
Museum repositories:GSC
Collectors:R. Thorsteinsson Collection dates:1950-53
Metadata
Database number:188799
Authorizer:M. Hopkins Enterer:M. Hopkins
Modifier:M. Hopkins Research group:marine invertebrate
Created:2017-09-19 10:33:21 Last modified:2017-09-19 10:50:34
Access level:the public Released:2017-09-19 10:33:21
Creative Commons license:CC BY
Reference information

Primary reference:
63386. R. Thorsteinsson. 1958. Cornwallis and Little Cornwallis Islands, District of Franklin, Northwest Territories. Geological Survey of Canada Memoirs 294:1-134 [M. Hopkins/M. Hopkins/M. Hopkins]