Also known as Wilson 1946b Loc. 19.; Wilson 1946a 108.
Where: Quebec, Canada (45.4° N, 75.7° W: paleocoordinates 25.4° S, 52.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Diplacanthograptus spiniferus graptolite zone, Cystid Beds Member (Verulam Formation), Chatfieldian (460.9 - 449.5 Ma)
• PJW: Was Cobourg, but probably from Cystid Beds, which is now Verulam formation. (See Sinclair 1948; Dix & Al-Dulami 2011). Dix & Al-Dulami (2011) put this in the Diplacanthograptus spiniferus zone
• formation-level stratigraphic resolution
Environment/lithology: deep subtidal; lithified packstone and lithified, gray, calcareous mudstone
Size class: macrofossils
Reposited in the GSC
Collection methods: surface (float),
• collection taken from an active stone quarry; large blocks counted in the field
Primary reference: A. E. Wilson. 1946. Echinodermata of the Ottawa Formation of the Ottawa-St. Lawrence lowland. Geological Survey of Canada Bulletin 4:1-61 [G. Webster/G. Webster]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 195616: authorized by Pete Wagner, entered by Pete Wagner on 14.08.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Hormotoma trentonensis" = Omospira trentonensis2
"Hormotoma trentonensis" = Omospira trentonensis2 Ulrich and Scofield 1897 snail Hormotoma trentonensis crassa
| |
Strophomenata | |
Rafinesquina camerata1, Rafinesquina deerensis1, Rafinesquina miodeltoidea1, Rafinesquina alternata1
| |
Rhynchonellata | |
"Pleurocystites elegans" = Pleurocystites filitextus, "Pleurocystites ? robustus" = Pleurocystites squamosus
"Pleurocystites elegans" = Pleurocystites filitextus Billings 1854
"Pleurocystites ? robustus" = Pleurocystites squamosus Billings 1874 |