Zumaya section, U3, Samples Z6, Thickness 18.20 m (Eocene of Spain)

Where: Spain (43.3° N, 2.3° W: paleocoordinates 38.7° N, 3.6° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Morozovella velascoensis zone, Ypresian (56.0 - 47.8 Ma)

• Lower Ypresian. Acarinina berggreni biozone.

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal; gray marl

• Unit U3 (40 cm) consists of grey marls. At the base of this unit (Z5), planktonic and benthic foraminifers are abundant and well preserved. Towards the top of unit U3 (Z6 and Z7), foraminiferal abundance and species richness decrease, and autochthonous foraminiferal calcareous tests are badly preserved and show partial dissolution.
• gray marls

Size class: mesofossils

Primary reference: L. Zili, D. Zaghbib-Turki, L. Alegret, I. Arenillas, and E. Molina. 2009. Foraminiferal turnover across the Paleocene/Eocene boundary at the Zumaya section, Spain: record of a bathyal gradual mass extinction. Revista Mexicana de Ciencias Geológicas 26(3):729-744 [W. Kiessling/M. Krause]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 154090: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 26.01.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Foraminifera
 Lituolida - Haplophragmoididae
Haplophragmoides sp. Cushman 1910
 Lituolida - Lituolidae
Globothalamea
 Rotaliida - Cibicididae
 Rotaliida - Nonionidae
 Rotaliida - Alabaminidae
 Rotaliida - Anomalinidae
 Rotaliida - Cancrisidae
 Rotaliida - Discorbidae
 Rotaliida - Loxostomatidae
Nodosariata
 Nodosariida - Nodosariidae
 Polymorphinida - Ellipsoidinidae
Ellipsoidina spp. Seguenza 1859
 Vaginulinida - Vaginulinidae
Lenticulina spp. Lamarck 1804
Foraminifera
  -
"Marginulina spp." = Cristellaria (Marginulina)
"Marginulina spp." = Cristellaria (Marginulina) d'Orbigny 1826
 Nodosariacea - Ellipsolagenidae
Oolina sp. d'Orbigny 1839
Oolina spp. d'Orbigny 1839
 Rotaliina - Pleurostomellidae
 Rotaliina - Bolivinidae
Bolivina spp. d'Orbigny 1839
 Asterigerinacea - Epistomariidae
 Rotaliacea - Rotaliidae
 Rotaliina -
 Globigerinaceae - Heterohelicidae
 Textulariina - Prolixoplectidae
 Textulariina - Hyperamminidae
 Astrorhizacea - Bathysiphonidae
Bathysiphon spp. Sars 1872
 Lituolacea - Ammosphaeroidinidae
 Ataxophragmiacea - Globotextulariidae
 Loftusiacea - Cyclamminidae
 Textulariina - Pseudogaudryinidae
 Ammodiscoidea - Ammodiscidae
  - Spiroplectamminidae
  - Chilostomellidae
 Buliminoidea - Buliminidae