Montebello station, Ullern, Lower Chasmops Shale (Ordovician to of Norway)
Where: Norway (59.9° N, 10.7° E: paleocoordinates 31.7° S, 9.6° W)
• coordinate estimated from map
When: Arnestad Formation, Haljala to Haljala (456.8 - 453.0 Ma)
• "Lower Chasmops Shale", in Siveter (1976)
Environment/lithology: marine; shale
Size classes: macrofossils, mesofossils
Primary reference: D. J. Siveter. 1977. The Middle Ordovician of the Oslo Region, Norway, 27. Trilobites of the Family Calymenidae. Norsk Geologisk Tidsskrift 56:335-396 [B. Kröger/B. Kröger/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 167271: authorized by Björn Kröger, entered by Björn Kröger on 10.03.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
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Trilobita | |
Gravicalymene aff. capitovata Siveter 1977 trilobite |