Where: Newfoundland and Labrador, Canada (48.7° N, 58.9° W: paleocoordinates 26.9° S, 39.1° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Lourdes Formation (Long Point Group), Blackriveran (457.3 - 449.6 Ma)
• formation-level stratigraphic resolution
Environment/lithology: shallow subtidal; calcareous sandstone and calcareous shale
Size class: macrofossils
Primary reference: B. Stait. 1988. Nautiloids of the Lourdes Formation (Middle Ordovician), Port au Port Peninsula, western Newfoundland. New Mexico Bureau of Mines and Mineral Resources Memoir 44:61-77 [S. Holland/T. Hanson/T. Hanson]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 27425: authorized by Steven Holland, entered by Tori Hanson on 05.12.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Actinoceras gradatum Flower 1957 |