GSC 85526, Kingak Fm, Bonnet Lake, northern Yukon (Jurassic of Canada)

Where: Yukon, Canada (68.2° N, 138.0° W: paleocoordinates 55.1° N, 58.0° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Kingak Formation, Hettangian (201.3 - 199.3 Ma)

• sample from in situ and fresh float of basal 0.6 to 1.0 m of Unit 12 of section

Environment/lithology: marine; sandstone

• basal sandstone member of the Kingak Fm

Size class: macrofossils

Reposited in the GSC

Collection methods: surface (float), surface (in situ),

Primary reference: T.P. Poulton. 1991. Hettangian through Aalenian (Jurassic) guide fossils and biostratigraphy, Northern Yukon and adjacent Northwest Territories. Geological Survey of Canada Bulletin (410)1-95 [A. Miller/K. Layou/K. Layou]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 34189: authorized by Arnold Miller, entered by Karen Layou on 21.08.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Gryphaeidae
? Gryphaea sp. Lamarck 1801 oyster
 Pholadida - Pleuromyidae
? Pleuromya sp. Agassiz 1845 clam
Cephalopoda
 Ammonitida - Psiloceratidae