Pouce Coupe River (BC) [Pouce Coupe Mbr, Kaskapu Fm] (Cretaceous of Canada)

Where: British Columbia, Canada (55.9° N, 120.2° W: paleocoordinates 58.2° N, 73.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pouce Coupe Member (Kaskapau Formation), Late/Upper Cenomanian (99.6 - 93.5 Ma)

• STRATIGRAPHIC RELATIONS: Lies within the Kaskapau Formation. It is believed to grade westerly and northwesterly into nonmarine sediments that are included in the Dunvegan Formation (Steak and Wall, 1955; Stelsk, 1962; Stott, 1967, 1968; Singh, 1983). AGE: Late Cenomanian, on the basis of ammonoid and foraminiferal biostratigraphy. STRATIGRAPHIC POSITION: From unknown position in local section.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, gray, carbonaceous shale

• ENVIRONMENT: Siliciclastic marine.
• SPECIFIC LITHOLOGY: Predominantly dark grey, fissile, carbonaceous shale. LITHIFICATION: Poorly lithified on the basis of figured specimens.

Size class: macrofossils

Preservation: mold/impression

Reposited in the NMC

Collection methods: surface (in situ),

• COLLECTOR: Multiple collectors. REPOSITORY: National Museum of Canada.

Primary reference: P. S. Warren and C. R. Stelck. 1955. Foraminifera of the Cenomanian Dunveganoceras Zone of the Peace River area of western Canada: Appendix - New Cenomanian ammonites from Alberta. Reserach Council of Alberta Report 70:63-72 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 87574: authorized by Austin Hendy, entered by Austin Hendy on 19.03.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to ammonoids described in text. NOMENCLATURE: Not an authoritative publication, and with relatively antiquated nomenclature but species-resolution identifications.
Cephalopoda
 Ammonitida - Acanthoceratidae
Dunveganoceras cf. pondi Haas 1949 ammonite
Dunveganoceras poucecoupense Warren and Stelck 1940 ammonite
Bivalvia
 Cardiida - Arcticidae
Arctica murrayensis Warren 1933 clam
 Cardiida - Cardiidae
Protocardia sp. Beyrich 1845 cockle
 Ostreida - Pinnidae
Pinna sp. Linnaeus 1758 oyster
 Ostreida - Gryphaeidae
Exogyra columbella oyster
SUBSPECIES: Exogyra columbella levis
 Myalinida - Inoceramidae
Inoceramus prefragilis Stephenson 1952 clam
Inoceramus corpulentus McLearn 1926 clam