Coll 50 - St. Lawrence East of Morrisburg (Pleistocene of Canada)

Where: Ontario, Canada (44.9° N, 75.1° W: paleocoordinates 45.0° N, 74.8° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Pleistocene (2.6 - 0.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marginal marine; unlithified claystone and unlithified siltstone

• 10 feet silt; 4 feet (approx.) clay, fossiliferous

Primary reference: F.J.E. Wagner. 1970. Faunas of the Pleistocene Champlain Sea. Bulletin of the Geological Survey of Canada 181:1-104 [L. Ivany/P. Wall/S. Ávila]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 66093: authorized by Linda Ivany, entered by Patrick Wall on 28.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Foraminifera
 Rotalioidea - Elphidiidae
Globothalamea
 Rotaliida - Nonionidae
Foraminifera
  -
"Marginulina sp." = Cristellaria (Marginulina)
"Marginulina sp." = Cristellaria (Marginulina) d'Orbigny 1826
 Rotaliina - Islandiellidae
Deuteropoda
  -
Ostracoda indet. Latreille 1802 ostracod
Ostracoda
 Podocopida - Cytheruridae
Cytheropteron sp. Sars 1866 ostracod
 Podocopida - Xestoleberididae
Xestoleberis sp. Sars 1866 ostracod
 Podocopida - Cytherideidae
Bivalvia
 Hiatellida - Hiatellidae
Hiatella arctica Linnaeus 1767 clam
 Nuculanida - Sareptidae
Portlandia arctica Gray 1824 clam