Where: East Devon, United Kingdom (50.8° N, 3.0° W: paleocoordinates 39.6° N, 0.7° W)
When: Acanthoceras rhotomagense ammonoid zone, Beer Head Limestone Formation, Cenomanian (100.5 - 93.9 Ma)
• Here the Cenomanian Limestone equivalent rests on an uneven surface of the Chert Beds and contains pebble fossils of Early Cenomanian date. Now Beer Head Limestone.
• formation-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Collected by Sharpe in <1857
Primary reference: C.W. Wright and W.J. Kennedy. 1990. The Ammonoidea of the Lower Chalk: Part 3. Monograph of the Palaeontographical Society, London 144(585):219-294 [P. Scofield/P. Scofield]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 233957: authorized by Paul Scofield, entered by Paul Scofield on 09.03.2024
Creative Commons license: CC BY (attribution)
Taxonomic list
| Cephalopoda | |
"Ammonites navicularis n. sp." = Calycoceras (Calycoceras) naviculare, "Eucalycoceras subgentoni n. sp." = Calycoceras (Gentoniceras) gentoni
"Ammonites navicularis n. sp." = Calycoceras (Calycoceras) naviculare Mantell 1822 ammonite
"Eucalycoceras subgentoni n. sp." = Calycoceras (Gentoniceras) gentoni Brongniart 1822 ammonite | |