S307-308 (Cretaceous of Canada)

Also known as Canadian Pacific Oil and Gas EV Strathmore well, depth 2074.5-2083 feet

Where: Alberta, Canada (51.1° N, 113.3° W: paleocoordinates 58.7° N, 77.0° W)

• coordinate stated in text

When: Oldman Formation (Belly River Group), Campanian (83.6 - 72.1 Ma)

• Lower part of the Oldman Formation. This sample is from the lower Campanian.


Size class: microfossils

Preservation: original sporopollenin

Collection methods: core, chemical, sieve,

• The specimens figured in the paper have slide and collection number information. They also have more detailed locality information. Azollopsis pusilla: AS-S307-308-S-0-2, GSC 30887; AS-S307-308-S-0-4, GSC 30886b; AS-S307-308-S-0-1, GSC 30888.

Primary reference: A.R. Sweet and L.V. Hills. 1974. A detailed study of the genus Azollopsis. Canadian Journal of Botany 52:1625-1642 [R. Lupia/B. Wilborn/B. Wilborn]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 34156: authorized by Rick Lupia, entered by Brooke Wilborn on 20.08.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

 Salviniales - Azollaceae
Azollopsis pusilla
massulae, microsporangia