Portugal A5/2 (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)

Environment/lithology: shallow subtidal; poorly lithified, fine-grained, sandy lime mudstone and sandstone

• fine-sandy micrite

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 Unpublished data.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 8602: authorized by Franz Fursich, entered by Elmar Link on 08.08.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

• Myophorella alcobacaensis assemblage

MP: silty, finesandy micrite, lituolids(c)/(cf. Everticyclammina), ecinid spines, some ostracods, micriticized shells; codiacees?

Show authors, comments, and common names
Echinoidea
 Euechinoidea - Hemicidaridae
Pseudocidaris sp.
Pseudocidaris sp. sea urchin
spines
Bivalvia
 Ostreida - Gryphaeidae
Liostrea sp.
Liostrea sp. Douvillé 1904 oyster
 Ostreida - Bakevelliidae
Bakevelliidae indet.
Bakevelliidae indet. King 1850 oyster
 Cardiida - Arcticidae
Anisocardia sp.
Anisocardia sp. Munier-Chalmas 1863 clam
 Cardiida - Neomiodontidae
Myrene sp.
 Cardiida - Cardiidae
Protocardia intexta, Integricardium bannesianum
Protocardia intexta Muenster 1837 cockle
Integricardium bannesianum Contejean 1859 cockle
 Heteroconchia -
Heterodonta indet.
Heterodonta indet. Neumayr 1884 clam
 Myoida -
Jurassicorbula viriati
 Trigoniida - Myophorelloidae
Myophorella muricata, Myophorella alcobacaensis
Gastropoda
 Architaenioglossa - Ampullinidae
Ampullina sp.
Ampullina sp. Férussac 1822 snail
 Neritoidea - Neritidae
Neritoma sp.
Neritoma sp. Morris 1949 snail
 Heterostropha - Nerineidae
Nerineidae indet.
Nerineidae indet. Zittel 1873 snail