Where: Québec, Canada (49.5° N, 63.0° W: paleocoordinates 21.1° S, 35.3° W)
• coordinate estimated from map
• local area-level geographic resolution
When: 2 Member (Jupiter Formation), Alexandrian (443.4 - 436.0 Ma)
• member-level stratigraphic resolution
Environment/lithology: limestone
Size classes: macrofossils, mesofossils
Collection methods: Graptolites only; from Petryk's collections made from 1975-1977 and 1979. Individual collections described in reference.
Primary reference: J. Riva and A. A. Petryk. 1981. Graptolites from the Upper Ordovician and Lower Silurian of Anticosti Island and the position of the Ordovician-Silurian boundary. Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group, Stratigraphy and Paleontology 2:159-164 [S. Holland/T. Hanson/S. Holland]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 24823: authorized by Steven Holland, entered by Tori Hanson on 20.08.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Pterobranchia | |
"Climacograptus normalis" = Normalograptus normalis
"Climacograptus normalis" = Normalograptus normalis Lapworth 1877 graptolite |