Where: England, United Kingdom (50.6° N, 2.5° W: paleocoordinates 41.3° N, 7.6° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Kimmeridge Clay Formation, Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Collected in <1822
Collection methods: mechanical,
Primary reference: 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]more details
Purpose of describing collection: taphonomic analysis
PaleoDB collection 119666: authorized by Roger Benson, entered by Roger Benson on 30.10.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
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Pliosaurus gamma n. sp.2 Phillips 1871 plesiosaur two cervical centra, including OUMNH J.10455 (lectotype cervical vertebra) retained in Pliosaurus gamma by Tarlo (1960)
"Plesiosaurus recentior n. sp." = Pliosaurus brachyspondylus1 Owen 1840 plesiosaur BRSMG vertebrae (destroyed)
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