Skarahaugen, Vestfossen, Hagastrand bed 3: Tremadocian - Floian, Norway
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Asaphida
- Asaphidae
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Megalaspides nericiensis
Wiman 1905
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| see common names | |||||||
Geography
| Country: | Norway | State/province: | Eiker-Sandsvær | County: | Øvre Eiker |
| Coordinates: | 59.7° North, 9.9° East (view map) | ||||
| Paleocoordinates: | 19.5° South, 68.8° West (Wright 2013) | ||||
| Basis of coordinate: | estimated from map |
Time
| Period: | Ordovician | Epoch: | Early Ordovician |
| Stage: | Tremadocian - Floian | 10 m.y. bin: | Ordovician 1 - Ordovician 2 |
| Key time interval: | Tremadocian - Floian | Trilobite zone: | Megistaspis (Paramegistaspis) planilimbata |
| Age range of interval: | 485.4 - 470 m.y. ago |
Stratigraphy
| Formation: | Tøyen | Member: | Hagastrand |
| Regional section: | Hagastrand | Regional bed: | Unit 3 |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Secondary lithology: | "shale" |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 190989 | ||
| Authorizer: | B. Kröger | Enterer: | B. Kröger |
| Created: | 2018-01-02 09:40:26 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2018-01-02 09:40:26 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 59771. | O. A. Hoel. 1999. Trilobites of the Hagastrand Member (Tøyen Formation, lowermost Arenig) from the Oslo Region, Norway, Part 1: Asaphidae. Norsk Geologisk Tidsskrift 79:179-204 [P. Wagner/P. Wagner/B. Kröger] |