Portugal A 3/110 (Jurassic of Portugal)

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

• coordinate based on political unit

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: unlithified, fine-grained, shelly/skeletal, sandy marl

• bioclast-rich fine-sandy 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 Unpublished data.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 8671: authorized by Franz Fursich, entered by Hans Eichiner on 21.08.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Gryphaeidae
Liostrea sp. Douvillé 1904 oyster
 Arcida - Cucullaeidae
Cucullaea sp. Lamarck 1801 clam
 Cardiida - Cardiidae
 Cardiida - Neomiodontidae
 Pholadida - Corbulidae
 Pholadida - Ceratomyidae
Ceratomya excentrica Roemer 1836 clam
 Myoida -
 Trigoniida - Myophorelloidae
Myophorella sp. Bayle 1878 clam
Gastropoda
 Architaenioglossa - Ampullinidae
Globularia sp. Swainson 1840 snail
 Neritoidea - Neritidae
Neritoma sp. Morris 1949 snail