Serra da Arrabida, level 10a.: Early/Lower Barremian, Portugal

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cyclamminidae
Choffatella decipiens Schlumberger 1905
Gastropoda
Gastropoda indet. Cuvier 1795
Gastropoda - Cassiopidae
Glauconia strombiformis
invalid subgroup of Cassiopidae
Bivalvia
Bivalvia indet. Linnaeus 1758
Bivalvia - Ostreida - Ostreidae
Ostreidae indet. Rafinesque 1815
Ostracoda - Podocopida
Fabanella ex gr. polita
Ostracoda - Podocopida - Cytherideidae
Asciocythere sp.
Ostracoda - Podocopida - Brachycytheridae
Macrodentina sp. n. sp.
see common names

Geography
Country:Portugal
Coordinates: 38.4° North, 9.2° West (view map)
Paleocoordinates:31.8° North, 1.3° East
Basis of coordinate:based on nearby landmark
Geographic resolution:hand sample
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Stage:Barremian 10 m.y. bin:Cretaceous 2
Key time interval:Early/Lower Barremian
Age range of interval:125.77000 - 121.40000 m.y. ago
Stratigraphy
Formation:Papo Seco
Local section:Serra da Arrabida Local bed:10a
Local order:bottom to top
Stratigraphic resolution:group of beds
Stratigraphy comments: 5m
originally the "Grès à Dinosauriens"
Lithology and environment
Primary lithology:fine lithified sandstone
Secondary lithology:gypsiferous,gray,green,yellow poorly lithified sandy,carbonaceous marl
Includes fossils?Y
Includes fossils?Y
Environment:coastal indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:bulk,surface (in situ),field collection
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:73349
Authorizer:L. Villier Enterer:L. Villier
Modifier:M. Carrano Research group:marine invertebrate
Created:2007-06-13 00:11:34 Last modified:2022-03-07 15:32:32
Access level:the public Released:2007-06-13 00:11:34
Creative Commons license:CC BY
Reference information

Primary reference:
18719. J. Rey. 1972. Recherches géologiques sur le Crétacé inférieur de l'Estremadura (Portugal). Serviços Geologicos de Portugal 21:1-477 [L. Villier/L. Villier]