Pal 4/2001 (Loc. 5), 5-6 m [Albrechts Bugt Mbr, Palnatokes Bjerg]: Early Valanginian, Greenland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Neocomitidae
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| see common names | |||||||
Geography
| Country: | Greenland |
| Coordinates: | 74.6° North, 19.8° West (view map) |
| Paleocoordinates: | 51.4° North, 23.3° East (Wright 2013) |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Valanginian | 10 m.y. bin: | Cretaceous 1 |
| Key time interval: | Early Valanginian | ||
| Age range of interval: | 137.05 - 132.6 m.y. ago |
Stratigraphy
| Geological group: | Wollaston Forland | Formation: | Palnatokes Bjerg | Member: | Albrechts Bugt |
| Local section: | Rødryggen | Local bed: | 5.5 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Albrechts Bugt of the Palnatokes Bjerg, which conformably overlies the Bernbjerg Fm (Jurassic) and is overlain by the Rødryggen Mbr. AGE: Early Valanginian, on the basis of ammonoid and belemnoid biostratigraphy. STRATIGRAPHIC POSITION: From between 5-6 m, near base of section | |||||
Lithology and environment
| Primary lithology: | concretionary poorly lithified siltstone |
| Lithology description: SPECIFIC LITHOLOGY: Concretionary unconsolidated siltstone. LITHIFICATION: Poorly lithified, base on facies description and figured specimens | |
| Environment: | offshore |
| Geology comments: ENVIRONMENT: Offshore siliciclastic marine setting. | |
Taphonomy
| Modes of preservation: | cast,mold/impression,concretion |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: COLLECTOR: P. Alsen, 1996-2001; and other workers: Donovan, 1950-1952; Surlyk, 1974, 1994; Piasecki, 1986. REPOSITORY: GMUH (Geological Museum, Copenhagen, Denmark). | |
| Taxonomic list comments:COVERAGE: Exhaustive for ammonoidea. Other taxa, including belemnoidea and bivalvia are stated to be present but are not listed. NOMENCLATURE: Authoritative publication, with modern nomenclature, and species-resolution identifications. | |
Metadata
| Database number: | 83681 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2008-08-26 12:16:37 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2008-08-26 12:16:36 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 28065. | P. Alsen. 2006. The Early Cretaceous (Late Ryazanian-Early Hauterivian) ammonite fauna of North-East Greenland: taxonomy, biostratigraphy, and biogeography. Fossils and Strata 53:1-229 [A. Hendy/A. Hendy] |