Dimmer Camp, pit 2, bed 4: Oxynotum, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Crinoidea
- Isocrinida
- Isocrinidae
|
||||||||||
|
Balanocrinus quiaiosensis
Loriol 1891
|
||||||||||
|
Rhynchonellata
- Terebratulida
- Zeilleriidae
|
||||||||||
|
Zeilleria perforata
(Piette 1856)
|
||||||||||
|
Rhynchonellata
- Rhynchonellida
|
||||||||||
|
Rhynchonellida indet.
Kuhn 1949
|
||||||||||
|
Cephalopoda
- Belemnitida
|
||||||||||
|
Belemnitida indet.
Zittel 1895
|
||||||||||
|
Cephalopoda
- Ammonitida
- Oxynoticeratidae
|
||||||||||
|
Cheltonia acciptris
Buckman 1923
|
||||||||||
|
Oxynoticeras oxynotum
(Quenstedt 1843)
|
||||||||||
|
Gastropoda
|
||||||||||
|
Gastropoda indet.
Cuvier 1795
|
||||||||||
| "Spired gastropods" | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | Somerset |
| Coordinates: | 51.1° North, 2.5° West (view map) | ||
| Paleocoordinates: | 37.8° North, 4.0° East | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| Stage: | Sinemurian | 10 m.y. bin: | Jurassic 1 |
| Key time interval: | Oxynotum | ||
| Age range of interval: | 199.50000 - 192.90000 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Oxynotum subzone. 15-20 cm thick. | |||||
Lithology and environment
| Primary lithology: | nodular,gray lithified calcareous mudstone |
| Environment: | offshore |
| Geology comments: The lack of ripple lamination and scour structures also indicates that the sediment accumulated at depths below storm wave base. | |
Taphonomy
| Modes of preservation: | body,original calcite,replaced with pyrite |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | BMNH |
Metadata
| Database number: | 159470 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2014-08-02 18:46:09 | Last modified: | 2014-08-02 18:46:09 |
| Access level: | the public | Released: | 2014-08-02 18:46:09 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 52119. | N. T. J. Hollingworth, D. J. Ward, M. J. Simms and P. Clothier. 1990. A temporary exposure of Lower Lias (Late Sinemurian) at Dimmer Camp, Castle Cary, Somerset, south-west England. Mesozoic Research 2:163-180 [M. Clapham/M. Clapham] |