Also known as Field No. 22, Bed 2
Where: Northwest Territories, Canada (68.0° N, 135.5° W: paleocoordinates 67.4° N, 65.2° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Lower Member (Lower Shale-Siltstone Formation), Tithonian (152.1 - 145.0 Ma)
• 15.5-16.5 ft thick siltstone, 26-27.5 ft above the base of the section; assigned to the Aucella mosquensis biozone; classified as "Lower Mbr" of the "lower shale-siltstone division" in Jeletzky (1958); Jeletzky (1958) assigns this unit an upper Tithonian age.
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, concretionary, sandy siltstone
Size class: macrofossils
Preservation: concretion
Reposited in the GSC
Collection methods: quarrying,
• Collected by Jeletzky; presumably reposited in GSC collections .
Primary reference: J. A. Jeletzky. 1958. Uppermost Jurassic and Cretaceous rocks of Aklavik Range, Northeastern Richardson Mountains, Northwest Territories. Geological Survey of Canada, Paper 58(2):1-84 [A. Miller/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 55880: authorized by Austin Hendy, entered by Austin Hendy on 07.11.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Aucella mosquensis" = Buchia piochii
"Aucella mosquensis" = Buchia piochii Gabb 1864 scallop |