Weymouth Oxford Clay Formation (non-specific locality data): Callovian - Oxfordian, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Ophthalmosauridae
Appleby 1956
Precise locality unknown (Leicester and Peterborough Museum collections)
Reptilia - Plesiosauria - Pliosauridae
Lydekker 1889 3 specimens
A tooth (BMNH 39787) referred by Lydekker (1890, fig. 45) ;two large phalanges (BMNH R.400) were later referred by Delair (1960)
Reptilia - Plesiosauria - Cryptoclididae
4 specimens
Four cervical centra, BMNH 44187
Dorsal vertebrae in the BMNH (no specific details given)
see common names

Geography
Country:United Kingdom State/province:England County:Dorset
Coordinates: 50.6° North, 2.5° West (view map)
Paleocoordinates:33.6° North, 16.7° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period: Jurassic Epoch: Middle Jurassic - Late Jurassic
Stage: Callovian - Oxfordian 10 m.y. bin: Jurassic 5
Key time interval: Callovian - Oxfordian
Age range of interval: 165.3 - 154.8 m.y. ago
Stratigraphy
Geological group:Ancholme Formation:Oxford Clay
Stratigraphic resolution:formation
Lithology and environment
Primary lithology: claystone
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),mechanical,survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:BMNH
Metadata
Database number:140700
Authorizer:R. Benson, P. Mannion Enterer:R. Benson, J. Tennant
Modifier:M. Carrano Research group:vertebrate
Created:2013-03-15 05:03:33 Last modified:2025-02-22 15:12:02
Access level:the public Released:2013-03-15 05:03:33
Creative Commons license:CC0
Reference information

Primary reference:

31216.ETE J. B. Delair. 1960. The Mesozoic reptiles of Dorset. Part two. Proceedings of the Dorset Natural History and Archaeological Society 80:52-90 [M. Carrano/M. Carrano/R. Benson]

Secondary references:

46456 R. M. Appleby. 1956. The osteology and taxonomy of the fossil reptile Ophthalmosaurus. Proceedings of the Zoological Society of London 126(3):403-448 [P. Mannion/J. Tennant]
37969 W. D. Conybeare. 1822. Additional notices on the fossil genera Ichthyosaurus and Plesiosaurus. Transactions of the Geological Society of London, Series 2 1:103-123 [R. Benson/R. Benson/M. Uhen]
38163 W. D. Conybeare. 1824. On the discovery of an almost perfect skeleton of the Plesiosaurus. Transactions of the Geological Society of London, series 2 1:381-389 [R. Benson/R. Benson]
33960 R. Lydekker. 1889. Catalogue of the Fossil Reptilia and Amphibia, Part II. Containing the orders Ichthyopterygia and Sauropterygia [M. Carrano/H. Street/R. Benson]