Westhay Water, ichthyosaur site: Early Pliensbachian, United Kingdom
collected 2004
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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 Jurassic |
Stage: | Pliensbachian | 10 m.y. bin: | Jurassic 2 |
Key time interval: | Early Pliensbachian | Ammonoid zone: | polymorphous |
Age range of interval: | 192.9 - 184.2 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] |