GSC 94023, Almstrom Creek Fm, Bug Creek Canyon, Northwest Territories (Jurassic of Canada)

Where: Northwest Territories, Canada (68.1° N, 135.5° W: paleocoordinates 52.2° N, 58.8° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Almstrom Creek Formation (Bug Creek Group), Sinemurian (199.3 - 190.8 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; red sandstone

• red weathering sandstone bed in recessive interval above lowest sandstone, and below green and red banded glauconitic beds

Size class: macrofossils

Reposited in the GSC

Collection methods: 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 34228: authorized by Arnold Miller, entered by Karen Layou on 22.08.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Entoliidae
Entolium sp. Meek 1865 scallop
 Pectinida - Pectinoidae
? Chlamys sp. Röding 1798 scallop
 Pectinida - Entolioididae
 Pectinida - Oxytomidae
Oxytoma sp. Meek 1864 scallop
Meleagrinella sp. Whitfield 1855 scallop
 Ostreida - Gryphaeidae
Gryphaea sp. Lamarck 1801 oyster
 Ostreida - Ostreidae
"Ostrea" sp. Linnaeus 1758 oyster
 Cardiida - Mactridae
? Mactra sp. Linnaeus 1767 clam