Beyrichienkalk Formation

The Beyrichienkalk Formation is a geologic formation in Gotland, Sweden. It preserves fossils dating back to the Silurian period.^[1] The formation is represented in erratic boulders found in:

• Oderberg, Brandenburg, Germany
• Voigtsdorf, Mecklenburg-Western Pomerania, Germany
• Międzyzdroje, West Pomerania, Poland
• Orłowo, Poland
• Vistula River, Bydgoszcz, Kuyavia-Pomerania, Poland

Beyrichienkalk Formation
Stratigraphic range: Pridoli ~423–420 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Type	Formation
Lithology
Primary	Limestone
Location
Coordinates	50.0°N 10.7°E / 50.0; 10.7
Approximate paleocoordinates	14.8°S 1.8°W / -14.8; -1.8
Region	Gotland Ex situ:[clarification needed] Brandenburg, Kuyavia-Pomerania, Mecklenburg-Western Pomerania, West Pomerania
Country	Sweden Ex situ: Germany Ex situ: Poland
Type section
Named for	Nodibeyrichia
Beyrichienkalk Formation (Baltic Sea)

Fossil content

The following fossils have been reported from the formation:^[1]

Cephalopods

• Spyroceras damesi^[2]

See also

• List of fossiliferous stratigraphic units in Germany
• List of fossiliferous stratigraphic units in Poland
• List of fossiliferous stratigraphic units in Sweden