Serra de Arabida, Cabo Espichel, level 6b (Cretaceous of Portugal)

Where: Portugal (38.4° N, 9.2° W)

• Paleocoordinates: 26.1° N, 12.3° E (Wright 2013)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Valanginian (137.1 - 132.6 Ma)

• 3 m

• group of beds-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; lithified, ferruginous, brown, calcareous sandstone

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

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 64952: authorized by Loic Villier, entered by Loic Villier on 18.09.2006

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Echinoidea
 Cidaroida -
Plegiocidaris muricata
Plegiocidaris muricata pencil urchin
spines
 Cidaroida - Rhabdocidaridae
Rhabdocidaris tuberosa, Rhabdocidaris delgadoi
Rhabdocidaris tuberosa pencil urchin
spines
Rhabdocidaris delgadoi pencil urchin
spines
 Holasteroida - Holasteridae
Holaster sp.
Holaster sp. Agassiz 1836 sea urchin
 Spatangoida - Toxasteridae
Toxaster casterasi n. sp., Toxaster aff. subcavatus
Toxaster casterasi n. sp. heart urchin
 Irregularia - Nucleolitidae
Pygorhynchus sp.
Pygorhynchus sp. sea urchin
 Irregularia - Clypeidae
Pygurus rostratus
 Holectypoida - Holectypidae
Holectypus almeidae
 Euechinoidea - Pseudodiadematidae
Heterodiadema arrabidense n. sp.
Heterodiadema arrabidense n. sp. sea urchin
 Calycina - Phymosomatidae
Phymosoma debile
Phymosoma debile sea urchin
Crinoidea
 Millericrinida - Apiocrinitidae
Apiocrinus sp.
Apiocrinus sp. Miller 1821 Sea lily
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
"Terebratula acuta" = Homoeorhynchia acuta
"Terebratula acuta" = Homoeorhynchia acuta Sowerby 1816 rhynchonellid brachiopod
 Terebratulida - Zeilleriidae
Zeilleria sp.
Zeilleria sp. Bayle 1878
Cephalopoda
 Ammonitida - Neocomitidae
Neocomites aff. neocomiensis
Neocomites aff. neocomiensis d'Orbigny 1841 ammonite
Bivalvia
 Ostreida - Gryphaeidae
Exogyra couloni
 Ostreida - Ostreidae
Lopha rectangularis
 Pectinida - Neitheoidae
Neithea atava
Neithea atava Roemer 1839 scallop
Foraminifera
 Involutinina - Trocholinidae
Trocholina elongata
Nodosariata
 Vaginulinida - Vaginulinidae
Lenticulina sp.
Lenticulina sp. Lamarck 1804
Astraeidae
  - Astraeidae
"Montlivaultia sp." = Montlivaltia
"Montlivaultia sp." = Montlivaltia Lamouroux 1821