ammonites
Quebrada Chanchoquin, Atacama (Jurassic of Chile)

Where: Chile (28.8° S, 70.3° W: paleocoordinates 27.3° S, 33.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Late/Upper Toarcian (180.1 - 175.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithology not reported

Size class: macrofossils

Preservation: mold/impression

Collection methods: mechanical,

Primary reference: M. Aberhan. 2004. Early Jurassic Bivalvia of northern Chile. Part II. Subclass Anomalodesmata. Beringeria 34:117-154 [M. Aberhan/S. Nurnberg/S. Nurnberg] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 95401: authorized by Martin Aberhan, entered by Sabine Nürnberg on 15.04.2010