Where: Poland (50.9° N, 18.9° E: paleocoordinates 42.1° N, 26.0° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Bathonian (168.3 - 166.1 Ma)
• The Klobuck borehole 22 reached silt and clay of the Bajocian and Bathonian. The author estimated the age of the gastropod-bearing samples as Bathonian on the basis of lithologic premises.
• group of beds-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; poorly lithified siltstone and poorly lithified claystone
Size class: mesofossils
Preservation: original aragonite
Collection methods: sieve,
• Samples were received from B. Lacka (Institute of Geological Sciences, Warsaw).
Primary reference: A. Kaim. 2004. The evolution of conch ontogeny in Mesozoic open sea gastropods. Palaeontologia Polonica 62:1-183 [M. Aberhan/S. Nurnberg/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 67616: authorized by Martin Aberhan, entered by Sabine Nürnberg on 28.11.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Cryptaulax quenstedti Walther 1951 snail | |
"Promathildia concava" = Jurilda concava
"Promathildia concava" = Jurilda concava Walther 1951 snail |