Where: Manitoba, Canada (52.9° N, 102.4° W: paleocoordinates 8.2° S, 60.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: 2 Member (Portage Chute Formation), Trentonian to Trentonian (457.3 - 450.2 Ma)

• member-level stratigraphic resolution

Environment/lithology:

Size class: macrofossils

Primary reference: T. E. Bolton. 1988. Stromatoporoidea from the Ordovician rocks of central and eastern Canada. Contributions to Canadian paleontology, Geological Survey of Canada Bulletin 379:17-45 [S. Holland/T. Hanson/T. Hanson]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 27118: authorized by Steven Holland, entered by Tori Hanson on 18.11.2002

Creative Commons license: CC BY (attribution)