GSC Loc. 37867 - Ellef Ringnes Island [Deer Bay Fm] (Cretaceous of Canada)

Where: Northwest Territories, Canada (78.5° N, 104.0° W)

• Paleocoordinates: 65.2° N, 3.0° E (Wright 2013)

• coordinate stated in text

• outcrop-level geographic resolution

When: Deer Bay Formation, Early/Lower Valanginian (140.2 - 136.4 Ma)

• STRATIGRAPHIC RELATIONS: From the Deer Bay Fm, for which lithostratigraphic relations are not discussed. AGE: middle part of lower Valanginian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From the upper Deer Bay Fm; collected from talus; exact stratigraphic position unknown but it is assumed to be 91-106 m stratigraphically below GSC 100800..

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, concretionary siliciclastic sediments

• ENVIRONMENT: Not reported in text, but apparently marine siliciclastic.
• SPECIFIC LITHOLOGY: Concretion; siliciclastic. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Preservation: concretion

Reposited in the GSC

Collection methods: surface (float),

• COLLECTOR: Not stated in text. 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 87423: authorized by Austin Hendy, entered by Austin Hendy on 17.03.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to several genera of ammonoids and bivalves. NOMENCLATURE: Authoritative publication with modern nomenclature and species-resolution identifications.
Bivalvia
 Pectinida - Buchiidae
Cephalopoda
 Ammonitida - Polyptychitidae
Siberiptychites (Siberiptychites) stubbendorgi ammonite
= Polptychites (Euryptychites) stubbendorgi of Jeletzky (1965)
Siberiptychites (Siberiptychites) fascicostatus Jeletzky and Kemper 1988 ammonite