Where: Chile (28.8° S, 70.3° W: paleocoordinates 31.3° S, 31.8° W)
• coordinate stated in text
• 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, original calcite, replaced with silica
Collection methods: mechanical, acetic,
• collected since 1966
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 95071: authorized by Martin Aberhan, entered by Sabine Nürnberg on 06.04.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
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Bivalvia | |
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Actinostreon costatum oyster |