Where: British Columbia, Canada (53.0° N, 131.6° W)
• Paleocoordinates: 41.1° N, 73.2° W (Wright 2013)
• coordinate stated in text
• small collection-level geographic resolution
When: Whiteaves Formation (Maude Group), Early/Lower Toarcian to Early/Lower Toarcian (183.0 - 175.6 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, concretionary, calcareous siltstone
Size class: macrofossils
Reposited in the GSC
Primary reference: G. K. Jakobs. 1997. Toarcian (Early Jurassic) ammonoids from western North America. Geological Survey of Canada, Bulletin 428:137pp. [M. Aberhan/S. Nurnberg/S. Nurnberg]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 56217: authorized by Martin Aberhan, entered by Sabine Nürnberg on 16.11.2005
Creative Commons license: CC0 (CC0)
Taxonomic list
Cephalopoda | |
Cleviceras sp., "Cleviceras cf. exaratum" = Eleganticeras exaratum
Cleviceras sp. Howarth 1992 ammonite
"Cleviceras cf. exaratum" = Eleganticeras exaratum Young and Bird 1828 ammonite |