Where: Northwest Territories, Canada (74.7° N, 94.2° W: paleocoordinates 3.0° N, 33.4° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: A Member (Read Bay Formation), Wenlock to Wenlock (433.4 - 423.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, gray, argillaceous lime mudstone and poorly lithified shale
Size class: macrofossils
Collected by R. Thorsteinisson in 1950-53
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 188842: authorized by Melanie Hopkins, entered by Melanie Hopkins on 19.09.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Anthozoa | |
? Streptelasma sp. Hall 1847 horn coral | |
Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Rhynchonellata | |
"Conchidium cf. knighti" = Kirkidium knighti
"Conchidium cf. knighti" = Kirkidium knighti Sowerby 1813 | |
Cephalopoda | |
? Geisonoceras sp. Hyatt 1884 |