GSC Loc. 52489 - Greely Fiord [Deer Bay Fm] (Cretaceous of Canada)

Where: Nunavut, Canada (80.5° N, 83.0° W: paleocoordinates 69.9° N, 5.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Deer Bay Formation, Valanginian (139.8 - 132.9 Ma)

• STRATIGRAPHIC RELATIONS: From the Deer Bay Fm, for which lithostratigraphic relations are not discussed. AGE: Valanginian, on the basis of ammonite and bivalve biostratigraphy; Buchia keyserlingi zone. STRATIGRAPHIC POSITION: About 420 m above the base of the Deer Bay Fm; 25 ft below GSC Loc. 47679.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

• ENVIRONMENT: Not reported in text, but apparently marine siliciclastic.
• SPECIFIC LITHOLOGY: Not stated in text, but likely to be siliciclastic. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Preservation: mold/impression

Collected by Thorsteinsson; reposited in the GSC

Collection methods: surface (in situ),

• COLLECTOR: Thorsteinsson. REPOSITORY: Geological Survey of Canada (GSC).

Primary reference: J. A. Jeletzky. 1965. Thorsteinssonoceras. A new craspeditid ammonitre from the Valanginian of Ellesmere Island, Arctic Archipelago. Geological Survey of Canada Bulletin 120:1-16 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 87422: authorized by Austin Hendy, entered by Austin Hendy on 17.03.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for marine invertebrate fauna. NOMENCLATURE: Authoritative publication with modern nomenclature and species-resolution identifications.
Cephalopoda
 Ammonitida - Polyptychitidae
"Temnoptychites sp." = Nikitinoceras Sokolov 1913 ammonite
Thorsteinssonoceras ellesmerensis Jeletzky 1965 ammonite
Bivalvia
 Pectinida - Buchiidae
Buchia cf. keyserlingi Lahusen 1888 scallop