Where: British Columbia, Canada (57.5° N, 128.9° W: paleocoordinates 33.0° N, 71.0° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Freboldi ammonoid zone, Joan Member (Spatsizi Formation), Ibex (189.6 - 183.0 Ma)
• Freboldi Zone
• bed-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; lithified siltstone
Size class: macrofossils
Preservation: mold/impression
Reposited in the GSC
Collection methods: mechanical,
Primary reference: R. C. Thomson and P. L. Smith. 1992. Pliensbachian (Lower Jurassic) biostratigraphy and ammonite fauna of the Spatsizi area, north-central British Columbia. Geological Survey of Canada Bulletin 437:1-87 [M. Aberhan/S. Nurnberg/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 53119: authorized by Martin Aberhan, entered by Sabine Nürnberg on 06.09.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
| |
Cephalopoda | |
Dayiceras sp. ammonite
? Uptonia sp. Buckman 1898 ammonite | |
Dubariceras freboldi, Dubariceras silviesi, Metaderoceras cf. mouterdei, Metaderoceras talkeetnaense, Metaderoceras aff. talkeetnaense
Dubariceras freboldi Dommergues et al. 1984 ammonite
Dubariceras silviesi Hertlein 1925 ammonite
Metaderoceras cf. mouterdei Frebold 1970 ammonite
Metaderoceras talkeetnaense Thomson and Smith 1992 ammonite
Metaderoceras aff. talkeetnaense Thomson and Smith 1992 ammonite |