Locality 9, unit 11 (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 12.3 feet thick

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, gray lime mudstone and poorly lithified shale

• Limestone; medium grey weathering to mottled greys and greyish yellow, very thin-bedded, hard, dense, sublithographic to very finely crystalline; shale partings common

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 188852: authorized by Melanie Hopkins, entered by Melanie Hopkins on 19.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Leperditicopida - Leperditiidae
Leperditia phaseola ostracod
cf. phaseola guelphica
 Murchisoniina - Hormotomidae
Coelocaulus "sp. E" Oehlert and Oehlert 1888 snail
Coelocaulus sp. Oehlert and Oehlert 1888 snail
 Favositida - Alveolitidae
Alveolites cf. polaris tabulate coral