Where: Chile (28.0° S, 70.0° W: paleocoordinates 28.3° S, 32.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Late/Upper Pliensbachian (189.6 - 183.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithology not reported
Size class: macrofossils
Preservation: mold/impression, original calcite, replaced with silica
Collection methods: mechanical, acetic,
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 95443: authorized by Martin Aberhan, entered by Sabine Nürnberg on 16.04.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Weyla (Weyla) alata von Buch 1838 scallop | |
Nuculana (Praesaccella) ovum Sowerby 1825 pointed nut clam |