Where: Svalbard and Jan Mayen (77.5° N, 14.8° E)
• Paleocoordinates: 56.2° N, 16.7° E (Wright 2013)
• coordinate estimated from map
• small collection-level geographic resolution
When: Botneheia Formation, Fassanian (242.0 - 235.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, phosphatic siltstone
Size class: macrofossils
Primary reference: T. Ishibashi and K. Nakazawa. 1989. Triassic ammonites from west Spitsbergen. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology 26:215-241 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 97315: authorized by Matthew Clapham, entered by Matthew Clapham on 22.07.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Ptychites sp. Mojsisovics 1875 ceratite | |
Proarcestes sp. Mojsisovic 1893 ceratite |