Serra de Arabida, Cabo Espichel, level 6b: Valanginian, Portugal

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Nodosariata - Vaginulinida - Vaginulinidae
Lenticulina sp. Lamarck 1804
Trocholinidae
Trocholina elongata
Cephalopoda - Ammonitida - Neocomitidae
Neocomites aff. neocomiensis (d'Orbigny 1841)
Bivalvia - Pectinida - Neitheidae
Neithea atava (Roemer 1839)
Bivalvia - Ostreida - Gryphaeidae
Exogyra couloni
Bivalvia - Ostreida - Ostreidae
Lopha rectangularis
Rhynchonellata - Rhynchonellida - Rhynchonellidae
Terebratula acuta Sowerby 1816
recombined as Homoeorhynchia acuta
Rhynchonellata - Terebratulida - Zeilleriidae
Zeilleria sp. Bayle 1878
Crinoidea - Millericrinida - Apiocrinitidae
Apiocrinus sp. Miller 1821
nomen vanum belonging to Apiocrinites
Echinoidea - Cidaroida
Plegiocidaris muricata
spines
Echinoidea - Cidaroida - Rhabdocidaridae
Rhabdocidaris tuberosa
spines
Rhabdocidaris delgadoi
spines
Echinoidea - Pseudodiadematidae
Heterodiadema arrabidense n. sp.
2 specimens
Echinoidea - Holectypoida - Holectypidae
Holectypus almeidae
15 specimens
Echinoidea - Holasteroida - Holasteridae
Holaster sp. Agassiz 1836
5 specimens
Echinoidea - Spatangoida - Toxasteridae
Toxaster casterasi n. sp.
2 specimens
Toxaster aff. subcavatus
2 specimens
Echinoidea - Clypeidae
Pygurus rostratus
1 specimen
Echinoidea - Nucleolitidae
Pygorhynchus sp.
1 specimen
Echinoidea - Phymosomatidae
Phymosoma debile
1 specimen
Astraeidae
Montlivaultia sp. (Lamouroux 1821)
original and current combination Montlivaltia
see common names

Geography
Country:Portugal
Coordinates: 38.4° North, 9.2° West (view map)
Paleocoordinates:32.4° North, 0.7° East
Basis of coordinate:based on nearby landmark
Geographic resolution:hand sample
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Stage:Valanginian 10 m.y. bin:Cretaceous 1
Key time interval:Valanginian
Age range of interval:139.80000 - 132.90000 m.y. ago
Stratigraphy
Local section:Serra de Arrabida Local bed:6b
Local order:bottom to top
Stratigraphic resolution:group of beds
Stratigraphy comments: 3 m
Lithology and environment
Primary lithology:ferruginous,brown lithified calcareous sandstone
Includes fossils?Y
Environment:transition zone/lower shoreface
Taphonomy
Modes of preservation:body
Preservation of anatomical detail:medium
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:field collection
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:64952
Authorizer:L. Villier Enterer:L. Villier
Modifier:L. Villier Research group:marine invertebrate
Created:2006-09-18 00:39:17 Last modified:2006-09-25 04:33:48
Access level:the public Released:2006-09-18 00:39:17
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]