Where: Portugal (39.1° N, 9.3° W: paleocoordinates 33.4° N, 1.0° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Lourinhã Formation, Late/Upper Kimmeridgian to Late/Upper Kimmeridgian (155.7 - 145.0 Ma)
• Taylor et al. 2013: Underlying Abadia Formation sediments have a similar biostratigraphical signature to the Porto de Barças Member and both contain shell beds with abundant Isognomon lusitanicum, Praeexogyra pustulosa and Nanogyra nana. Both the Abadia Formation and the Porto de Barças Member are biostratigraphically dated as Late Kimmeridgian. The Porto de Barças Member was replaced by the Praia Azul member according to Mateus et al. 2017 which is latest Kimmeridgian–earliest Tithonian.
• bed-level stratigraphic resolution
Environment/lithology: offshore; muddy siltstone and marl
Size class: macrofossils
Preservation: replaced with calcite
Collection methods: bulk, mechanical,
Primary reference: F. T. Fürsich. 1999. Unpublished data. [F. Fursich/F. Fursich/P. Wagner]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 8363: authorized by Franz Fursich, entered by Elmar Link on 10.07.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
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Gastropoda | |
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Bivalvia | |
Camptonectes sp. Meek 1864 scallop | |
Pteria pygmaea pearl oyster | |
"Nanogyra nana" = Nanogyra (Nanogyra) nana
"Nanogyra nana" = Nanogyra (Nanogyra) nana Sowerby 1822 oyster | |
"Modiolus imbricatus" = Modiolus (Modiolus) imbricatus
"Modiolus imbricatus" = Modiolus (Modiolus) imbricatus Sowerby 1818 mussel | |
Thracia tombecki clam | |
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Protocardia peraltaensis cockle | |
"Myophorella lusitanica" = Myophorella (Myophorella) lusitanica
"Myophorella lusitanica" = Myophorella (Myophorella) lusitanica Sharpe 1900 clam | |
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Mesosaccella sanctaecrucis pointed nut clam |