Arauco Peninsula, Huenteguapi Sandstone Fm (Pliocene of Chile)
Where: Arauco, Chile (37.4° S, 73.5° W: paleocoordinates 37.5° S, 72.4° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Huenteguapi Formation, Zanclean (5.3 - 3.6 Ma)
• Earliest Pliocene
Environment/lithology: shallow subtidal; sandstone
• The unit was interpreted as a tsunami backflow deposit erodingcoastal dunes. The underlying mudstones and sandstones of the Ranquil Formation yielded a late Miocene age, while the overlying calcareous sandstone has an early Pliocene age.
• Sandstone bed of about 5 to more than 30 m thickness, with an erosive basal contact and sandstone intrusions reaching into the underlying angles with a length of up to more than 30 m and up to 2 m width
Size classes: mesofossils, microfossils
Primary reference: S. N. Nielsen. 2013. A new Pliocene mollusk fauna from Mejillones, northern Chile. Paläontologische Zeitschrift 87(1):33-66 [W. Kiessling/M. Krause]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 142134: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 06.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Gastropoda | |
Crassilabrum crassilabrum Sowerby 1834 murex snail
Stramonita zinsmeisteri DeVries 2007 murex snail | |
Nacella (Patinigera) intiforma DeVries 2007 limpet | |
Bivalvia | |
Cyclocardia kieli clam | |
Crenella decussata Montagu 1808 clam |