Datuna, Dagestan (lower Tsudakhar Fm): Garantiana, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Ammonitida
- Stephanoceratidae
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Rarecostites wetzeli
(Schmidtill and Krumbeck 1931)
|
4 specimens | ||||||
Rarecostites interruptus
(Bruguière 1789)
|
19 specimens | ||||||
Rarecostites rarecostatum
(Buckman 1881)
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15 specimens | ||||||
Rarecostites mutabilis
(Nicolesco 1928)
|
11 specimens | ||||||
see common names |
Geography
Country: | Russian Federation |
Coordinates: | 42.5° North, 46.6° East (view map) |
Paleocoordinates: | 37.9° North, 52.5° East |
Basis of coordinate: | based on nearby landmark |
Geographic resolution: | outcrop |
Time
Period: | Jurassic | Epoch: | Middle Jurassic |
Stage: | Bajocian | 10 m.y. bin: | Jurassic 4 |
Key time interval: | Garantiana | ||
Age range of interval: | 170.9 - 168.2 m.y. ago |
Stratigraphy
Formation: | Tsudakhar | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Lower Tsudakhar Formation |
Lithology and environment
Primary lithology: | lithified not reported |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Reason for describing collection: | taxonomic analysis |
Collection method comments: Repository: Vserossiyskiy Nauchno-Issledovatel'skiy Geologicheskiy Neftyanoy Institut (VNIGRI) |
Metadata
Database number: | 188557 | ||
Authorizer: | M. Clapham | Enterer: | M. Clapham |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2017-09-06 21:45:07 | Last modified: | 2017-09-06 22:13:50 |
Access level: | the public | Released: | 2017-09-06 21:45:07 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
62781. | N. V. Besnosov and V. V. Mitta. 1993. Pozdnebayosskie i Batskie Ammonitidy Severnogo Kavkaza i Sredney Azii 1-347 [M. Clapham/M. Clapham] |