Quebrada San Pedrito, Atacama (Jurassic of Chile)

Where: Chile (27.3° S, 69.5° W: paleocoordinates 29.6° S, 31.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Late/Upper Sinemurian (196.5 - 189.6 Ma)

• bivalves: Late Sinemurian; gastropod fragments: transition Sinemurian/Pliensbachian

• 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 95387: authorized by Martin Aberhan, entered by Sabine Nürnberg on 15.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Heterostropha - Tubiferidae
Bivalvia
 Myalinida - Kolymiidae
"Parainoceramus apollo" = Kolymia
"Parainoceramus apollo" = Kolymia clam
 Pholadida - Ceratomyidae
Gresslya "sp. A"1 Agassiz 1843 clam