Where: England, United Kingdom (50.7° N, 2.9° W: paleocoordinates 37.4° N, 3.8° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Early/Lower Sinemurian (196.5 - 189.6 Ma)
• "Lower Lias" is only stratigraphic info given, but most fish come from the Bucklandi and Semicostatum zones of the Early Sinemurian, specially the "Fish Bed" and "Fish Bed shales" - both in the Semicostatum zone, but also from the "Saurian shales" and other lower beds in the Bucklandi zone.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified lithology not reported
Size class: macrofossils
Preservation: adpression
Collection methods: Repository: Museum of Practical Geology, London
Primary reference: P. M. G. Egerton. 1858. On Chondrosteus, an extinct genus of the Sturionidae, found in the Lias formation at Lyme Regis. Philosophical Transactions of the Royal Society of London 148:871-885 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 122371: authorized by Matthew Clapham, entered by Matthew Clapham on 22.12.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Osteichthyes | |
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Chondrichthyes | |
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Hybodus delabechei2 Charlesworth 1839 elasmobranch collection of Mr. Day (repository assumed based on Day, 1864)
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