Where: Quebec, Canada (48.5° N, 72.2° W: paleocoordinates 23.9° S, 48.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Unit 1 Member (Shipshaw Formation), Edenian (451.0 - 450.2 Ma)
• member-level stratigraphic resolution
Environment/lithology: shale and wackestone
Size class: macrofossils
Reposited in the GSC
Primary reference: P. J. Lespérance and D. Desbiens. 1995. Selected Ordovician trilobites from the Lake St. John District of Quebec and their bearing on systematics. Paleontological Society Memoir 42:1-19 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 163862: authorized by Pete Wagner, entered by Pete Wagner on 18.11.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Hypodicranotus striatulus Walcott 1875 trilobite | |
Ceraurus matranseris Sinclair 1947 trilobite |