Where: Chile (27.3° S, 69.2° W: paleocoordinates 27.7° S, 31.6° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Pliensbachian (190.8 - 182.7 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. 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 95409: authorized by Martin Aberhan, entered by Sabine Nürnberg on 15.04.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Pachymya (Pachymya) rotundocaudata Leanza 1942 clam
Homomya neuquena Leanza 1942 clam | |
Ceratomya "sp. A" Sandberger 1864 clam |