Where: Chile (27.3° S, 69.8° W: paleocoordinates 29.7° S, 31.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Late/Upper Sinemurian (196.5 - 189.6 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. 1994. Early Jurassic Bivalvia of northern Chile. Part I. Subclasses Palaeotaxodonta, Pteriomorphia, and Isofilibranchia. Beringeria 13:3-115 [M. Aberhan/S. Nurnberg] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 95546: authorized by Martin Aberhan, entered by Sabine Nürnberg on 18.04.2010