Where: Chile (23.6° S, 69.9° W: paleocoordinates 28.0° S, 32.7° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Late/Upper Hettangian to Late/Upper Hettangian (201.3 - 189.6 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, nodular carbonate
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 95076: authorized by Martin Aberhan, entered by Sabine Nürnberg on 06.04.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Palaeonucula cuevitana n. sp.
Palaeonucula cuevitana n. sp. nut clam | |
Prosogyrotrigonia tenuis n. sp.
Prosogyrotrigonia tenuis n. sp. Pérez et al. 2008 clam | |
Parallelodon aff. groeberi Damborenea 1987 clam | |
Gryphaea (Gryphaea) darwini oyster | |
Pseudolimea hettangiensis Terquem 1855 file clam |