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Amtjärn Quarry, Rättvik, Dalarna County, Sweden

Mindat.org Locality Page	Rättvik, Dalarna County, Sweden
Lat/Long (Decimal)	60.9371,15.0762
Co-ordinates Derivation	based on political unit
Given Location	Dalarne, Sweden
Mindat.org Region (for given coordinates)	Rättvik, Dalarna County, Sweden

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
Amtjärn Quarry, South Entrance - 12.8m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 13.0 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 13.2 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 13.6 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 14.0 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 14.3 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 14.8 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 16.7 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, South Entrance - 18.6 m	Bergström S. M. (2007)	Jonstorp		"limestone"	449.5 - 445.6 Ma Late/Upper Ordovician
Amtjärn Quarry, Jonstorp Fm.	Kröger B. (2013)	Jonstorp		mudstone	453 - 445.2 Ma Late/Upper Ordovician
Amtjärn, southern quarry, Upper Dalby Lst.	Bruton D. L. (1968)	Dalby Limestone	"Upper Dalby Limestone", in Bruton (1968)	"limestone"	460.9 - 449.5 Ma Ordovician

Recorded Fossils

Accepted Name	Hierarchy	Age
Panderia parvula species	Animalia : Arthropoda : Trilobita : Corynexochida : Panderiidae : Panderia : *Panderia parvula*	460.9 - 449.5 Ma Ordovician
Dapsilodus mutatus species	Animalia : Chordata : Conodonta : Belodellida : Dapsilodontidae : Dapsilodus : *Dapsilodus mutatus*	449.5 - 445.6 Ma Late/Upper Ordovician
Oistodus sp. genus	Animalia : Chordata : Conodonta : Conodontophorida : *Oistodus*	449.5 - 445.6 Ma Late/Upper Ordovician
Protopanderodus liripipus species	Animalia : Chordata : Protopanderodus : *Protopanderodus liripipus*	449.5 - 445.6 Ma Late/Upper Ordovician
Amorphognathus sp. genus	Animalia : Chordata : Balognathidae : *Amorphognathus*	449.5 - 445.6 Ma Late/Upper Ordovician
Amorphognathus ordovicicus species	Animalia : Chordata : Balognathidae : Amorphognathus : *Amorphognathus ordovicicus*	449.5 - 445.6 Ma Late/Upper Ordovician
Birksfeldia sp. genus	Animalia : Chordata : Balognathidae : *Birksfeldia*	449.5 - 445.6 Ma Late/Upper Ordovician
Scabbardella altipes species	Animalia : Chordata : Conodonta : Strachanognathidae : Scabbardella : *Scabbardella altipes*	449.5 - 445.6 Ma Late/Upper Ordovician
Belodina confluens species	Animalia : Chordata : Panderodontidae : Belodina : *Belodina confluens*	449.5 - 445.6 Ma Late/Upper Ordovician
Panderodus sp. genus	Animalia : Chordata : Distacodontidae : *Panderodus*	449.5 - 445.6 Ma Late/Upper Ordovician
Drepanoistodus sp. genus	Animalia : Chordata : *Drepanoistodus*	449.5 - 445.6 Ma Late/Upper Ordovician
Venoistodus balticus species	Animalia : Chordata : Conodonta : Protopanderodontida : Venoistodus : *Venoistodus balticus*	449.5 - 445.6 Ma Late/Upper Ordovician
Strandoceras sphinx species	Animalia : Mollusca : Cephalopoda : Discosorida : Cyrtogomphoceratidae : Strandoceras : *Strandoceras sphinx*	453 - 445.2 Ma Late/Upper Ordovician
Discoceras roemeri species	Animalia : Mollusca : Cephalopoda : Tarphycerida : Trocholitidae : Discoceras : *Discoceras roemeri*	453 - 445.2 Ma Late/Upper Ordovician

References

Bruton D. L. (1968) The trilobite genus Panderia from the Ordovician of Scandinavia and the Baltic areas, Norsk Geologisk Tidsskrift 48, 1-53

Bergström S. M. (2007) The Ordovician conodont biostratigraphy in the Siljan region, south-central Sweden: a brief review of an international reference standard, WOGOGOB 2007. 9th meeting of the Working Group on Ordovician Geology of Baltoscandia 128, 26-41

Kröger B. (2013) The cephalopods of Boda Limestone, Late Ordovocian, of Dalarna, Sweden, European Journal of Taxonomy 41, 1-110

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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