Pielach Formation

The Pielach Formation is a geologic formation in Lower Austria, Austria. It preserves fossils dating back to the Chattian stage (late Kiscellian to early Egerian) of the Oligocene period. The formation unconformably overlies basement rock, and is overlain by the Melk Formation.

Fossil content
The formation has provided fossils of:
 * Bivalves


 * Acanthocardia bojorum
 * Acanthocardia bokorum
 * Angulus (Peronidia)
 * Anomia ephippium
 * Corbula (Caryocorbula) carinata
 * Cordiopsis incrassata
 * Crassostrea fimbriata
 * Diplodonta (Diplodonta) rotundata
 * Gari protracta
 * Isognomon (Hippochaeta) maxillatus
 * Lucinella divaricata
 * Lutraria (Lutraria) sanna
 * Macrocallista beyrichi
 * Mytilopsis basteroti
 * Mytilus (Crenomytilus) aquitanicus
 * Polymesoda subarata
 * Saxolucina heberti
 * Scapharca (Scapharca) diluvii
 * Thracia ventricosa
 * Teredo sp.
 * Cardiidae indet.


 * Gastropods


 * Agapilia picta
 * Bullia hungarica
 * Calyptraea chinensis
 * Cochlis tigrina
 * Euspira helicina
 * Granulolabium plicatum
 * Melanopsis impressa
 * Mesohalina margaritaceus
 * Theodoxus crenulatus
 * Turritella (Haustator) venus