Estremadura, Orbitolina duranddelgai zone (Cretaceous to of Portugal)

Where: Portugal (38.8° N, 9.5° W: paleocoordinates 28.2° N, 6.1° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Orbitolina duranddelgai zone, Late/Upper Albian to Late/Upper Albian (105.3 - 93.5 Ma)

Environment/lithology: perireef or subreef; marl

• calcaires Rudistes et de calcaires sparitiques à oolithes et intraclastes.
• rudisten

Size classes: macrofossils, mesofossils, microfossils

Primary reference: J. R. Bilotte and B. Peybernes. 1977. Analyse biostratigraphique et paléontologique de l'albien marin d'Estremadura (Portugal). Geobios (10)369-393 [W. Kiessling/M. Krause]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 145896: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 12.06.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Spatangoida - Spatangidae
Epiaster sp. heart urchin
Bivalvia
 Hippuritida - Requieniidae
 Hippuritida - Radiolitidae
 Hippuritida - Polyconitidae
Chlorophyceae
 Dasycladales - Dasycladaceae
Foraminifera
 Biokovinacea - Charentiidae
Charentia cuvillieri Neumann 1965
 Globigerinina - Favusellidae
  -
Tubothalamea
 Miliolida - Alveolinidae
Foraminifera
  -
 Orbitolinacea - Orbitolinidae
 Textulariina - Dicyclinidae
 Textulariina - Cuneolinidae
 Loftusiacea - Cyclamminidae