north of Portezuelo de Pedernales, Atacama (Jurassic to of Chile)

Where: Chile (26.3° S, 69.3° W: paleocoordinates 24.6° S, 32.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Toarcian to Toarcian (182.7 - 170.3 Ma)

• Toarcian/Aalenian

• group of beds-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithology not reported

Size class: macrofossils

Preservation: mold/impression

Collection methods: mechanical,

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 95542: authorized by Martin Aberhan, entered by Sabine Nürnberg on 18.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• bivalves only
Bivalvia
 Pectinida - Limidae
"Ctenostreon wrighti" = Ctenostreon rugosum
"Ctenostreon wrighti" = Ctenostreon rugosum Smith 1817 file clam
 Pectinida - Pectinoidae
"Chlamys (Chlamys) textoria" = Chlamys textoria
"Chlamys (Chlamys) textoria" = Chlamys textoria Schlotheim 1820 scallop