quarry South of Ringsås, Lower Chasmops Shale (Ordovician to of Norway)
Also known as Ringsåsen
Where: Norway (61.1° N, 11.8° E: paleocoordinates 30.6° S, 9.0° 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 167236: authorized by Björn Kröger, entered by Björn Kröger on 09.03.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Trilobita | |
|
Flexicalymene (Flexicalymene) caractaci Salter 1865 trilobite
Flexicalymene (cf. Flexicalymene) caractaci Salter 1865 trilobite | |