Where: Northwest Territories, Canada (74.8° N, 93.5° W)
• Paleocoordinates: 4.2° N, 77.9° W (Wright 2013)
• coordinate estimated from map
• outcrop-level geographic resolution
When: A Member (Read Bay Formation), Wenlock to Wenlock (432.9 - 422.7 Ma)
• unit is 228 feet thick; fauna in middle of unit
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, gray, argillaceous lime mudstone and poorly lithified, gray shale
Size class: macrofossils
Collected by R. Thorsteinsson in 1950-53; reposited in the GSC
Collection methods: surface (in situ),
Primary reference: 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]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 188802: authorized by Melanie Hopkins, entered by Melanie Hopkins on 19.09.2017
Creative Commons license: CC0 (CC0)
Taxonomic list
unclassified | |
Bryozoa | |
Bryozoa indet. bryozoan | |
Rhynchonellata | |
Camarotoechia "sp. C" Hall and Clarke 1893 | |
Gypidula "sp. A" Hall 1867 |