The Porphyrit-Hornstein Formation is a geologic formation in Montenegro. It preserves bivalve fossils dating back to the Ladinian of the Triassic period.Porphyrit-Hornstein Formation at Fossilworks.org
Fossil content The following fossils were reported from the formation:Schatz, 2001 Bivalves Ostreida Halobiidae Daonella (Arzelella) indica Daonella (Pichlerella) pichleri
See also List of fossiliferous stratigraphic units in Montenegro
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