north of Juntas del Tolar, Atacama (Jurassic of Chile)

Where: Chile (28.4° S, 70.0° W: paleocoordinates 30.8° S, 31.6° W)

• coordinate estimated from map

• 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,

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 95432: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 16.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• anomalodesmatans only
Bivalvia
 Pholadomyida - Pholadomyidae
Pholadomya (Pholadomya) idea d'Orbigny 1850 clam
Homomya neuquena Leanza 1942 clam