Locality 9, unit 7 (Silurian to of Canada)

Where: Northwest Territories, Canada (74.7° N, 94.9° W: paleocoordinates 3.2° N, 33.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: A Member (Read Bay Formation), Wenlock to Wenlock (433.4 - 423.0 Ma)

• unit is 6.0 feet thick

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, red limestone

• Limestone; very dusky red, weathering to mottled greys and yellowish grey, thin-bedded, hard, dense, finely crystalline; petroliferous odour when struck

Size class: macrofossils

Collected by R. Thorsteinsson in 1950-53

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: biostratigraphic analysis

PaleoDB collection 188853: authorized by Melanie Hopkins, entered by Melanie Hopkins on 19.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Pentamerida -
Pentamerida indet. Schuchert and Cooper 1931
 Pentamerida - Subrianidae
Conchidium sp. Oehlert 1887
 Atrypida - Lissatrypidae
Atrypella scheii Holtedahl 1914
 Actinocerida - Armenoceratidae
Armenoceras sp. Foerste 1924
 Favositida - Alveolitidae
Alveolites cf. polaris tabulate coral