Wilson Loc 140. Quarry W of Government Tak Testing Grounds & E of Green Creek (Ordovician of Canada)

Where: Ontario, Canada (45.4° N, 75.7° W: paleocoordinates 25.4° S, 52.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Belodina compressa conodont zone, Lower Member (Lowville Formation), Blackriveran (460.9 - 449.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• biohermal limestone

Size classes: macrofossils, mesofossils

Preservation: cast, replaced with silica

Reposited in the GSC

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: taxonomic analysis

PaleoDB collection 100354: authorized by Pete Wagner, entered by Pete Wagner on 08.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• This was originally entered by Seth as an USGS Antellope Valley locality that was already in the database, so I moved that information to the first entry and replaced this info with a gastropod locality.
Gastropoda
 Euomphalina - Helicotomidae
Helicotoma planulata Salter 1859 snail
 Euomphalina - Holopeidae
Raphistomina distincta Wilson 1921 snail
 Bellerophontida - Sinuitidae
Sinuites cancellatus Hall 1847 snail
 Murchisoniina - Hormotomidae
Hormotoma gracilis Hall 1847 snail
 Murchisoniina - Subulitidae
Subulites regularis Ulrich and Scofield 1897 snail
Subulites canadensis Ulrich and Scofield 1897 snail
 Murchisoniina - Lophospiridae
"Lophospira delicata" = Eunema centralis, Lophospira milleri, "Lophospira peracuta" = Paupospira burginensis
"Lophospira delicata" = Eunema centralis Ulrich and Scofield 1897 snail
Lophospira milleri Miller 1877 snail
"Lophospira peracuta" = Paupospira burginensis Ulrich and Scofield 1897 snail
 Murchisoniina - Trochonematidae
? Trochonemella montrealensis Okulitch 1935 snail
 Murchisoniina - Eotomariidae
"Eotomaria larvata" = Paraliospira larvata
"Eotomaria larvata" = Paraliospira larvata Salter 1859 snail