Portugal C-4-8a (Jurassic of Portugal)

Where: Portugal (39.3° N, 9.3° W: paleocoordinates 33.6° N, 1.2° 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, silty, sandy siltstone

• brackish lagoon of deltaic system
• sandy silt

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 Unpublished data.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 7082: authorized by Franz Fursich, entered by Hans Eichiner on 25.04.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
  -
Gastropoda indet.
Gastropoda indet. Cuvier 1795 snail
 Opisthobranchia -
Ceritella sp.
Ceritella sp. Morris and Lycett 1851 snail
 Sorbeoconcha - Procerithiidae
Procerithium rugosum
Bivalvia
 Mytilida - Mytilidae
Lycettia sp.
Lycettia sp. Cox 1937 mussel
 Pectinida - Anomiidae
Juranomia suprajurensis
 Cardiida - Cardiidae
Protocardia peraltaensis
 Cardiida - Neomiodontidae
Neomiodontidae indet., Neomiodon cf. nuculaeformis, Eomiodon sp.
Neomiodontidae indet. Casey 1955 clam
A
Eomiodon sp. Cox 1935 clam
 Carditida - Astartidae
Nicaniella "sp. A"
Nicaniella "sp. A" Chavan 1945 clam
A
 Heteroconchia -
Heterodonta indet.
Heterodonta indet. Neumayr 1884 clam
 Myoida -
Jurassicorbula viriati