Montreal to Québec City, Black River Group (Ordovician to of Canada)

Where: Québec, Canada (45.5° N, 73.6° W: paleocoordinates 26.4° S, 51.8° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Black River Group, Middle Ordovician to Middle Ordovician (470.0 - 443.8 Ma)

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 27232: authorized by Steven Holland, entered by Tori Hanson on 23.11.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Reported by Okulitch 1935 and Clark 1972
Stromatoporoidea
 Labechiida - Rosenellidae
Rosenella cumingsi stromatoporoid sponge
 Labechiida - Stromatoceriidae
"Stromatocerium canadense" = Cystistroma canadense, Stromatocerium rugosum
"Stromatocerium canadense" = Cystistroma canadense Nicholson and Murie 1878 stromatoporoid sponge
S. canadense and S. canadense var. minimum
Stromatocerium rugosum Hall 1847 stromatoporoid sponge