Whitehorse Trough, Atlin Lake, GSC Locality C-203258, C1 (Jurassic of Canada)
Also known as CGAJ-93-4-FA
Where: British Columbia, Canada (59.3° N, 133.7° W: paleocoordinates 31.1° N, 74.7° W)
When: Harbledownense ammonoid zone, Inklin Formation, Late/Upper Sinemurian (196.5 - 189.6 Ma)
Environment/lithology: basinal (); mudstone
• conglomerate clasts
Size class: macrofossils
Preservation: cast
Primary reference: G. G. Johannson. 1994. Provenance Constraints on Early Jurassic Evolution of the Northern Stikinian Arc: Laberge Group, Whitehorse Trough, Northwestern British Columbia. [J. Pálfy/E. Kovács]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 199695: authorized by József Pálfy, entered by Emma Kovács on 07.02.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Cephalopoda | |
|
Paltechioceras harbledownense ammonite | |
|
Oxynoticeras sp. Hyatt 1874 ammonite | |