Westhay Water, ichthyosaur site: Early/Lower Pliensbachian, United Kingdom
collected 2004
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Ichthyosauridae
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Ichthyosaurus communis
Conybeare 1821
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| NHMUK R15907 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | England | County: | Dorset |
| Coordinates: | 50.7° North, 3.0° West (view map) | ||||
| Paleocoordinates: | 37.9° North, 6.4° East | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| Stage: | Pliensbachian | 10 m.y. bin: | Jurassic 2 |
| Key time interval: | Early/Lower Pliensbachian | Ammonoid zone: | polymorphous |
| Age range of interval: | 192.90000 - 184.20000 m.y. ago |
Stratigraphy
| Geological group: | Lias | Formation: | Charmouth Mudstone | Member: | Stonebarrow Marls |
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: From bed 110a of Lang et al (1928); near to the extreme low water mark on the wave-cut platform | |||||
Lithology and environment
| Primary lithology: | marl |
| Secondary lithology: | mudstone |
| Includes fossils? | Y |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | good |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | BMNH | Collection dates: | 2004 |
| Collection method comments: Collected by staff from the Natural History Museum and Lyme Regis Museum | |
Metadata
| Database number: | 139701 | ||
| Authorizer: | P. Mannion | Enterer: | J. Tennant |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2013-02-15 23:14:52 | Last modified: | 2018-11-15 15:39:46 |
| Access level: | the public | Released: | 2013-02-15 23:14:52 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 44917. | S. P. Bennett, P. M. Barrett, M. E. Collinson, S. Moore-Fay, P. G. Davis and C. P. Palmer. 2012. A new specimen of Ichthyosaurus communis from Dorset, UK, and its bearing on the stratigraphical range of the species. Proceedings of the Geologists' Association 123:146-154 [P. Mannion/J. Tennant] |