Locality 6, unit 22 (Silurian to of Canada)

Where: Northwest Territories, Canada (74.7° N, 94.8° W: paleocoordinates 3.1° 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 6.6 feet thick

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, brown, gray, argillaceous lime mudstone

• Argillaceous limestone; brownish grey, weathering to mottled greys and greyish yellow, very thin-bedded, hard, dense, sublithographic to finely crystalline

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 188867: authorized by Melanie Hopkins, entered by Melanie Hopkins on 19.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Athyridida - Meristellidae
? Hindella sp. Davidson 1882
 Atrypida - Lissatrypidae
Atrypella cf. scheii Holtedahl 1914