Long Marston: Callovian, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Teleosauridae
Steneosaurus indet. Saint-Hilaire 1825
20 elements
vertebrae
Reptilia - Plesiosauria - Cryptoclididae
1 individual
Six articulated cervical vertebrae figured page 308, diagram 63. Other postcrania are figured and described but their provenance is not stated.
see common names

Geography
Country:United Kingdom State/province:England County:Buckinghamshire
Coordinates: 51.8° North, 0.7° West (view map)
Paleocoordinates:35.6° North, 19.4° East (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Jurassic Epoch: Middle Jurassic
Stage: Callovian 10 m.y. bin: Jurassic 5
Key time interval: Callovian
Age range of interval: 165.3 - 161.5 m.y. ago
Stratigraphy
Geological group:Ancholme Formation:Oxford Clay
Lithology and environment
Primary lithology: mudstone
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Spatial orientation:random
Preservation of anatomical detail:excellent
Abundance in sediment:rare
Fragmentation:occasional
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:selective quarrying,mechanical,survey of museum collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:OUM
Metadata
Also known as:Long-Marston clay pits
Database number:100519
Authorizer:M. Carrano Enterer:H. Street
Modifier:M. Carrano Research group:vertebrate
Created:2010-12-09 09:11:40 Last modified:2025-02-22 15:12:02
Access level:the public Released:2010-12-09 09:11:40
Creative Commons license:CC0
Reference information

Primary reference:
23773.ETE J. Phillips. 1871. Geology of Oxford and the Valley of the Thames. Clarendon Press, Oxford 1-523 [M. Carrano/M. Carrano/E. Vlachos]