Where: Oslo Asker, Norway (59.8° N, 10.5° E: paleocoordinates 39.0° S, 19.1° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Sphaerophthalmus flagellifera trilobite zone, Alum Shale Formation, Merioneth (497.0 - 485.4 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; shale and limestone
Size classes: macrofossils, mesofossils
Primary reference: M. Høyberget and D. L. Bruton. 2012. Revision of the trilobite genus Sphaerophthalmus and relatives from the Furongian (Cambrian) Alum Shale Formation, Oslo Region, Norway. Norwegian Journal of Geology 92:433-450 [B. Kröger/B. Kröger]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 190290: authorized by Björn Kröger, entered by Björn Kröger on 04.12.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
| Trilobita | |
Protopeltura praecursor, Ctenopyge (Mesoctenopyge) erecta, Sphaerophthalmus modestus, Sphaerophthalmus flagellifer
Protopeltura praecursor trilobite
Ctenopyge (Mesoctenopyge) erecta trilobite
Sphaerophthalmus modestus Henningsmoen 1957 trilobite
Sphaerophthalmus flagellifer Angelin 1854 trilobite | |