Where: Québec, Canada (45.5° N, 75.0° W: paleocoordinates 24.1° S, 47.9° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Pontgravé River Formation, Richmondian (449.5 - 443.7 Ma)

• formation-level stratigraphic resolution

Environment/lithology:

Size class: macrofossils

Primary reference: R. J. Elias and D. Lee. 1993. Microborings and growth in Late Ordovician halysitids and other corals. Journal of Paleontology 67(6):922-934 [S. Holland/T. Hanson/T. Hanson] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 28031: authorized by Steven Holland, entered by Tori Hanson on 20.01.2003