Wilson Loc 051. Philemon Island, Hull (Ordovician of Canada)

Also known as Wilson Loc. 39 (1946a)

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 Bed, which is now Verulam formation. (See Sinclair 1948; Dix & Al-Dulami 2011). Dix & Al-Dulami (2011) put this in the Diplacanthograptus spiniferus zone

• group of beds-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. 1951. Gastropoda and Conularida of the Ottawa Formation of the Ottawa - St. Lawrence Lowland. Geological Survey of Canada Bulletin 17:1-149 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 185477: authorized by Pete Wagner, entered by Pete Wagner on 24.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Bellerophontida - Sinuitidae
"Sinuites liratus" = Sinuites cancellatus1
"Sinuites liratus" = Sinuites cancellatus1 Hall 1847 snail
Sinuites cancellatus liratus
 Bellerophontida - Temnodiscidae
"? Tropidodiscus disculus" = Alaskadiscus disculus
"? Tropidodiscus disculus" = Alaskadiscus disculus Billings 1860 snail
 Murchisoniina - Murchisoniidae
"Hormotoma canadensis" = Cyrtostropha salteri canadensis1
"Hormotoma canadensis" = Cyrtostropha salteri canadensis1 Ulrich and Scofield 1897 snail
Hormotoma salteri canadensis
 Murchisoniina - Hormotomidae
Hormotoma gracilis Hall 1847 snail
 Murchisoniina - Subulitidae
Fusispira elongata Hall 1872 snail
Fusispira angusta Ulrich and Scofield 1897 snail
Rhombifera
 Glyptocystitoida - Glyptocystitidae
"Glyptocystites multiporus" = Glyptocystites multipora2
"Glyptocystites multiporus" = Glyptocystites multipora2 Billings 1854
 Glyptocystitoida - Pleurocystitidae
Pleurocystites squamosus2, "Pleurocystites filitextus" = Pleurocystites filitextus2, "Pleurocystites elegans" = Pleurocystites filitextus2
Pleurocystites squamosus2 Billings 1874
"Pleurocystites filitextus" = Pleurocystites filitextus2 Billings 1854
"Pleurocystites elegans" = Pleurocystites filitextus2 Billings 1854
 Glyptocystitoida - Cheirocrinidae
Cheirocrinus logani2 Billings 1857
Soluta
 Dendrocystitida -
Paracrinoidea
 Comarocystitida - Comarocystitidae
Comarocystites punctatus2 Billings 1854