ammonites
Portugal C-4-4 (Jurassic of Portugal)

Where: Portugal (39.3° N, 9.3° W: paleocoordinates 33.6° N, 1.1° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Alcobaca Formation, Kimmeridgian (155.7 - 150.8 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lagoonal; poorly lithified, silty, conglomeratic siltstone

• brackish lagoon of deltaic system
• sandy, marly silt

Preservation: replaced with calcite

Collection methods: bulk, mechanical,

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 Unpublished data.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

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 7079: authorized by Franz Fursich, entered by Hans Eichiner on 25.04.2000