Tokod, Dorog Basin, Operculina Beds (Eocene of Hungary)

Where: Hungary (47.7° N, 18.7° E: paleocoordinates 38.7° N, 17.1° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Early/Lower Eocene (55.8 - 48.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified marl

Size class: macrofossils

Collection methods: core,

Primary reference: A. Kecskemetine-Körmendy. 1964. A Dorog környeki Eocen biofacies-vizsgalata [Study of the biofacies in the Eocene of the Dorog region]. A Magyar Allami Földtani Intezet Evi Jelentese 329-337 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 78013: authorized by Wolfgang Kiessling, entered by Uta Merkel on 25.01.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Heterostropha - Pyramidellidae
Odostomia sp. Fleming 1817 snail
 Heterostropha - Ringiculidae
Ringicula sp. Deshayes 1838 snail
 Cerithioidea - Turritellidae
"Turritella imbricataria" = Haustator imbricataria, "Turritella granulosa" = Haustator granulosa
"Turritella imbricataria" = Haustator imbricataria Lamarck 1804 turret shell
"Turritella granulosa" = Haustator granulosa Deshayes 1832 turret shell
 Neogastropoda - Marginellidae
Marginella sp. Lamarck 1799 margin shell
Bivalvia
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
 Pectinida - Anomiidae
Anomia sp. Linnaeus 1758 jingle
 Arcida - Arcidae
Trinacria sp. Mayer 1868 clam
 Pholadida - Myidae
Sphenia hungarica softshell clam
 Pholadida - Corbulidae
"Aloidis costata" = Corbula
"Aloidis costata" = Corbula clam
 Cardiida - Cardiidae
Laevicardium sp. Swainson 1840 cockle
Foraminifera
 Nummulitacea - Nummulitidae