Moctezuma, Antofagasta (Jurassic of Chile)

Where: Chile (22.6° S, 68.9° W: paleocoordinates 23.2° S, 32.8° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Early/Lower Toarcian (183.0 - 182.0 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,

• 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 95113: authorized by Martin Aberhan, entered by Sabine Nürnberg on 07.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• bivalves only
Bivalvia
 Trigoniida - Myophorelloidae
Vaugonia hectorleanzai Pérez et al. 2008 clam
 Arcida - Parallelodontidae
"Grammatodon (Grammatodon) concinnus" = Grammatodon concinnus
"Grammatodon (Grammatodon) concinnus" = Grammatodon concinnus Phillips 1829 clam