Where: Yukon, Canada (68.0° N, 136.5° W: paleocoordinates 52.3° N, 59.4° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Murray Ridge Formation (Bug Creek Group), Sinemurian (199.3 - 190.8 Ma)
• Raricostatum Zone
Environment/lithology: marine; shale and siltstone
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 34242: authorized by Arnold Miller, entered by Karen Layou on 22.08.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Echioceras aklavikense ammonite |