Where: Chile (32.4° S, 71.2° W: paleocoordinates 35.0° S, 31.5° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Late/Upper Sinemurian (196.5 - 189.6 Ma)
• Late Sinemurian?
• 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: E. Pérez, M. Aberhan, R. Reyes and A. Hillebrandt. 2008. Early Jurassic Bivalvia of northern Chile. Part III. Order Trigonioida. Beringeria 39:51-102 [M. Aberhan/S. Nurnberg/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 95100: authorized by Martin Aberhan, entered by Sabine Nürnberg on 06.04.2010, edited by Bethany Allen
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Arietites bisulcatum ammonite | |
Gastropoda | |
Pleurotomaria sp. Defrance 1826 snail | |
Bivalvia | |
Oxytoma sp. Meek and Hayden 1865 scallop | |
Gresslya sp. Agassiz 1843 clam | |
Pleuromya sp. Meek 1873 clam | |
Jaworskiella gryphitica Möricke 1894 clam | |
Groeberella neuquensis Groeber 1924 clam | |
Malacostraca | |
Cardinia sp. Edwards 1837 decapod |