'Winterhouses' (GGU 206483): Tremadocian, Greenland
collected by John S. Peel 1976
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Tergomya
- Tryblidiida
- Tryblidiidae
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| Questionably assigned to genus | ||||||||||
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Gastropoda
- Murchisoniina
- Hormotomidae
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Gastropoda
- Sinuopeidae
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Gastropoda
- Euomphalina
- Macluritidae
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unclassified
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Plethrospira floweri n. sp.
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| Questionably assigned to genus | ||||||||||
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Artiopoda
- Proetida
- Bathyuridae
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| see common names | ||||||||||
Geography
| Country: | Greenland |
| Coordinates: | 80.0° North, 65.6° West (view map) |
| Paleocoordinates: | 24.9° North, 67.8° West (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Early Ordovician |
| Stage: | Tremadocian | 10 m.y. bin: | Ordovician 1 |
| Key time interval: | Tremadocian | ||
| Age range of interval: | 486.85 - 477.1 m.y. ago |
Stratigraphy
| Formation: | Poulsen Cliff | ||||
| Stratigraphy comments: Collected 48 meters below the top of the formation |
Lithology and environment
| Primary lithology: | stromatolitic lithified lime mudstone |
| Includes fossils? | Y |
| Lithology description: mound-like bed of digitate stromatolites | |
| Environment: | platform/shelf-margin reef |
| Geology comments: Entire formation is comprised of shales, dolomites, thin sandstones and evaporites, part of a larger group of "platform interior carbonates" | |
Taphonomy
| Modes of preservation: | body,mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | surface (in situ),mechanical,field collection | ||
| Reason for describing collection: | biostratigraphic analysis | ||
| Collectors: | John S. Peel | Collection dates: | 1976 |
Metadata
| Database number: | 181518 | ||
| Authorizer: | M. Hopkins | Enterer: | M. Hopkins |
| Modifier: | M. Hopkins | Research group: | marine invertebrate |
| Created: | 2016-09-15 09:36:39 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2016-09-15 09:36:39 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 15923. | R. A. Fortey and J. S. Peel. 1990. Early Ordovician trilobites and molluscs from the Poulsen Cliff Formation, Washington Land, western North Greenland. Bulletin of the Geological Society of Denmark 38(1):11-32 [P. Wagner/P. Wagner] |