Bed 247; Section C - Bersek Quarry [Bersek Marl] (Cretaceous of Hungary)

Where: Hungary (47.8° N, 18.5° E: paleocoordinates 30.1° N, 25.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bersek Marl Formation, Late/Upper Valanginian (140.2 - 136.4 Ma)

• STRATIGRAPHIC RELATIONS: From the Bersek Marl Formation, which is unconformably overlain by the Labatlan Sandstone Fm. AGE: Late Valanginian. STRATIGRAPHIC POSITION: From bed 247, in lower part of formation.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified marl

• ENVIRONMENT: Not discussed in text.
• SPECIFIC LITHOLOGY: Marl? LITHIFICATION: Lithified, on the basis of figured specimens and taphonomic description.

Size class: macrofossils

Preservation: cast, mold/impression

Collected by Fulop in 1963-1964

Collection methods: bulk,

• COLLECTOR: Fülöp, 1963-1964. REPOSITORY: Hungarian Geological Survey.

Primary reference: I. Fözy and N. M. M. Janssen. 2009. Integrated Lower Cretaceous biostratigraphy of the Bersek Quarry, Gerecse Mountains, Transdanubian Range. Hungary. Cretaceous Research 30:78-92 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 86377: authorized by Austin Hendy, entered by Austin Hendy on 01.02.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for Ammonoidea; belemnites, bivalves, brachiopods, solitary corals and trace fossils also present, but not listed. NOMENCLATURE: Not an authoritative publication, but identified by taxonomic authorities on Ammonoidea, to species resolution.
Show authors, comments, and common names
Cephalopoda
 Ammonitida - Lytoceratidae
Lytoceras sp., Lytoceras subfimbriatum, "Lytoceras lepidum" = Eulytoceras lepidum
Lytoceras sp. Suess 1865 ammonite
Lytoceras subfimbriatum d'Orbigny 1841 ammonite
"Lytoceras lepidum" = Eulytoceras lepidum d'Orbigny 1840 ammonite
 Ammonitida - Holcodiscidae
Jeanthieuloyites sp.
Jeanthieuloyites sp. Cooper 1981 ammonite
 Ammonitida - Olcostephanidae
Olcostephanus densicostatus
Olcostephanus densicostatus Wegner 1909 ammonite
 Ammonitida - Haploceratidae
"Neolissoceras grasianum" = Haploceras grasianum
"Neolissoceras grasianum" = Haploceras grasianum d'Orbigny 1841 ammonite
 Phylloceratida - Phylloceratidae
"Phylloceras tethys" = Euphylloceras thetys, "Phylloceras winkleri" = Phyllopachyceras winkleri, "Phylloceras infundibulum" = Phyllopachyceras infundibulum, Phylloceras sp.
"Phylloceras tethys" = Euphylloceras thetys d'Orbigny 1841 ammonite
"Phylloceras winkleri" = Phyllopachyceras winkleri Uhlig 1882 ammonite
"Phylloceras infundibulum" = Phyllopachyceras infundibulum d'Orbigny 1840 ammonite
Phylloceras sp. Suess 1865 ammonite