Portugal A18/3/a (Jurassic of Portugal)

Where: Portugal (39.5° N, 9.1° W: paleocoordinates 33.7° N, 1.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Alcobaca Formation, Kimmeridgian (157.3 - 152.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lagoonal; poorly lithified, gray, silty, sandy marl and siltstone

• fine-sandy silty marl, grey micaceous

Preservation: replaced with calcite

Collection methods: bulk, mechanical,

• 140cm above base

Primary reference: F. T. Fürsich. 1999. Unpublished data. [F. Fursich/F. Fursich/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 8427: authorized by Franz Fursich, entered by Elmar Link on 12.07.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

• Myrene hannoverana association
Show authors, comments, and common names
unclassified
  -
Anisopsis sp., Ptychostylus sp.
Gastropoda
 Architaenioglossa - Viviparidae
Viviparus sp.
Viviparus sp. Montfort 1810 snail
 Heterostropha - Nerineidae
Nerineidae indet.
Nerineidae indet. Zittel 1873 snail
Bivalvia
 Cardiida - Neomiodontidae
Myrene hannoverana
 Mytilida - Mytilidae
Mytilidae indet.
Mytilidae indet. Rafinesque 1815 mussel
~2cm