Where: Yukon, Canada (68.8° N, 138.7° W: paleocoordinates 69.5° N, 55.4° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Early/Lower Callovian (164.7 - 161.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Preservation: mold/impression
Collected by Triad Oil Company; reposited in the GSC
Primary reference: H. Frebold. 1964. The Jurassic faunas of the Canadian Arctic, Cadoceratinae. Geological Survey of Canada Bulletin 119:1-27more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 236667: authorized by Matthew Clapham, entered by Matthew Clapham on 19.10.2024
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Phylloceras bakeri Imlay 1953 ammonite | |
Cadoceras (Stenocadoceras) cf. canadense Frebold 1964 ammonite
Cadoceras arcticum Frebold 1964 ammonite |