Kongressfjellet (Daonella Shales): Fassanian, Svalbard and Jan Mayen
collected by C. Samtleben, W. Weitschat 1981
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ceratitida
- Ptychitidae
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Aristoptychites euglyphus
(Mojsisovics 1886)
|
20 specimens | ||||||
| recombined as Arctoptychites euglyphus | |||||||
| see common names | |||||||
Geography
| Country: | Svalbard and Jan Mayen |
| Coordinates: | 78.6° North, 15.3° East (view map) |
| Paleocoordinates: | 42.5° North, 1.8° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Triassic | Epoch: | Middle Triassic |
| Stage: | Ladinian | 10 m.y. bin: | Triassic 2 |
| Key time interval: | Fassanian | Ammonoid zone: | Tsvetkovites varius |
| Age range of interval: | 242.00000 - 239.70000 m.y. ago |
Stratigraphy
| Formation: | Botneheia | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Daonella shales (probably Middle nodule layer) | |||||
Lithology and environment
| Primary lithology: | planar lamination,concretionary,gray lithified carbonaceous "shale" |
| Lithology description: Dark-grey weathering blue-black, in places it is intensely bituminous; it weathers into paperlike lamellae. The nodules consist of black, splintery, bituminous limestone weathering light-grey. | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body,concretion |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | C. Samtleben, W. Weitschat | Collection dates: | 1981 |
| Collection method comments: Repository: Geologisch-Paläontologisches Institut und Museum der Universität Hamburg (SGPIHM) | |||
Metadata
| Database number: | 144476 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2013-05-08 12:00:32 | Last modified: | 2013-11-25 13:02:06 |
| Access level: | the public | Released: | 2013-05-08 12:00:32 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 46715. | W. Weitschat and U. Lehmann. 1983. Stratigraphy and ammonoids from the Middle Triassic Botneheia Formation (Daonella shales) of Spitsbergen. Mitteilungen aus dem Geologisch-Paläontologischen Institut der Universität Hamburg 54:27-54 [M. Clapham/M. Clapham] |