Estremadura, Orbitolina (Orbitolina) concava (Cretaceous of Portugal)

Where: Portugal (38.8° N, 9.5° W: paleocoordinates 28.2° N, 5.5° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Orbitolina (Orbitolina) concava zone, Late/Upper Albian (105.3 - 99.6 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 145815: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 12.06.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Foraminifera
  -
Hemicyclammina sigali, Hensonina lenticularis
 Orbitolinacea - Orbitolinidae
Orbitolina (Mesorbitolina) aperta, Orbitolina (Orbitolina) paeneconiea, Orbitolina (Orbitolina) concava
 Textulariina - Cuneolinidae
Cuneolina pavonia
 Loftusiacea - Cyclamminidae
Pseudocyclammina rugosa
 Textulariina - Dicyclinidae
Dicyclina sp.
 Biokovinacea - Charentiidae
Charentia cuvillieri
Charentia cuvillieri Neumann 1965
Chlorophyceae
 Dasycladales - Dasycladaceae
Cylindroporella cf. barnesii, Neomeris cretacea, Heteroporella lepina, Salpingoporella hasi
Neomeris cretacea Steinmann 1899
Heteroporella lepina Praturlon 1966
Bivalvia
 Hippuritida - Polyconitidae
Polyconites subverneuili
Echinoidea
 Euechinoidea - Pseudodiadematidae
cf. Heterodiadema interjectum