1996R012 (Ordovician of Canada)

Also known as Garden Hill, western Port au Port Peninsula, closest up-dip beds to Hunt Oil-Pan Canadian Petroleum #1 Well Head (Prog. #94 106 01 01).

Where: Newfoundland and Labrador, Canada (48.5° N, 59.2° W: paleocoordinates 32.2° S, 49.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Strigigenalis caudata trilobite zone, Catoche Formation (St. George Group), Cassinian (482.3 - 470.0 Ma)

• Oepikodus communis conodont zone. Lower part of formation.

• bed-level stratigraphic resolution

Environment/lithology: peritidal; lithified limestone

• The St. George Group is a 500-m-thick succession of subtidal and peritidal limestone and dolostone

Size class: macrofossils

Preservation: replaced with silica

Primary reference: D. M. Rohr, W. D. Boyce, and E. A. Measures. 2008. The rostroconch mollusc Euchasma Billings, 1865 from the Lower Ordovician Catoche Formation, western Newfoundland. Newfoundland Department of Mines and Energy, Report 08(1):79-91 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 133134: authorized by Pete Wagner, entered by Pete Wagner on 02.09.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Radiocyatha
  - Soanitidae
? Calathium sp. Billings 1865
Rostroconchia
 Conocardiida - Eopteriidae
Euchasma blumenbachi Billings 1859
Gastropoda
 Euomphalina - Raphistomatidae
"Euconia normani" = Ceratopea canadensis Billings 1865 snail
Ceratopea numeria Billings 1865 snail
 Euomphalina - Macluritidae
"Maclurites oceanus" = Maclurites oceana
"Maclurites oceanus" = Maclurites oceana Billings 1865 snail
Cephalopoda
 Ellesmerocerida - Protocycloceratidae
 Bisonocerida - Piloceratidae
Cassinoceras wortheni Billings 1865
Trilobita
 Proetida - Bathyuridae
Jeffersonia timon Billings 1865 trilobite