Where: England, United Kingdom (50.8° N, 2.6° W: paleocoordinates 39.5° N, 0.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Mantelliceras mantelli ammonoid zone, Eggardon Grit Member (Upper Greensand Formation), Early/Lower Cenomanian (99.6 - 93.5 Ma)
• STRATIGRAPHIC RELATIONS: From the Lower Chalk, which overlies the Eggardon Grit (Early Cenomanian). AGE: Early Cenomanian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From 25 cm thick phosphatic conglomerate at the base of the Lower Chalk.
• bed-level stratigraphic resolution
Environment/lithology: lithified, concretionary, glauconitic, phosphatic, sandy, calcareous conglomerate
Size class: macrofossils
Preservation: cast, mold/impression
Collection methods: bulk,
• COLLECTOR: Not stated, but probably W. J. Kennedy. REPOSITORY: Unknown, probably the BMNH.
Primary reference: W. J. Kennedy. 1970. A correlation of the uppermost Albian and the Cenomanian of South-West England. Proceedings of the Geologist's Association 81(4):613-677 [A. Hendy/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 82912: authorized by Austin Hendy, entered by Austin Hendy on 05.08.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Mantelliceras ventnorense, Mantelliceras sp., Mantelliceras mantelli, Mantelliceras cf. tenue, Mantelliceras saxbii
Mantelliceras ventnorense ammonite
Mantelliceras sp. Hyatt 1903 ammonite
Mantelliceras mantelli Sowerby 1814 ammonite
Mantelliceras cf. tenue Spath 1926 ammonite
Mantelliceras saxbii Sharpe 1857 ammonite | |
Forbesiceras sp. Kossmat 1897 ammonite | |
"Hyphoplites arausionensis" = Hyphoplites curvatus arausionensis
"Hyphoplites arausionensis" = Hyphoplites curvatus arausionensis Hébert and Munier-Chalmas 1875 ammonite | |
Schloenbachia subvarians, Schloenbachia varians, "Schloenbachia subtuberculata" = Schloenbachia varians subtuberculata
Schloenbachia subvarians ammonite
Schloenbachia varians Sowerby 1817 ammonite
"Schloenbachia subtuberculata" = Schloenbachia varians subtuberculata Gerhardt 1897 ammonite | |
Mariella essenensis Geinitz 1849 ammonite
Hypoturrilites gravesianus d'Orbigny 1842 ammonite |