Røysetangen, Gagnum Member (Ordovician of Norway)
Where: Ringerike, Norway (60.1° N, 10.2° E: paleocoordinates 29.5° S, 9.4° W)
• coordinate estimated from map
When: Gagnum Member (Lunner Formation), Katian (453.0 - 445.2 Ma)
• "Gagnum Shale 4bδ", in Nikolaisen (1961) = Gagnum Member
Environment/lithology: marine; shale
Size classes: macrofossils, mesofossils
Primary reference: F. Nikolaisen. 1961. The Middle Ordovician of the Oslo Region, Norway 7. Trilobites of the suborder Cheirurina. Norsk Geologisk Tidsskrift 41(2-4):279-310 [B. Kröger/B. Kröger/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 191122: authorized by Björn Kröger, entered by Björn Kröger on 10.01.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Trilobita | |
"Atractopyge dentata" = Cybellela dentata, Atractopyge brevicauda
"Atractopyge dentata" = Cybellela dentata Esmark 1833 trilobite
Atractopyge brevicauda Angelin 1854 trilobite |