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Herøya, Telemark, Norway

Formation	Herøya
Age:	450 - 446 Ma Late/Upper Ordovician
Interval	Rawtheyan - Pusgillian
Lithology	limestone
Number of Collections	2
Number of Occurrences	25

Recorded Sample Locations

Location	Region	Stratigraphic Name
Herøy	Porsgrunn, Telemark, Norway	Herøya
Skien	Skien, Telemark, Norway	Herøya

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Eobronteus laticauda species	7	Animalia : Arthropoda : Trilobita : Corynexochida : Styginidae : Eobronteus : *Eobronteus laticauda*	455.8 - 445.6 Ma Late/Upper Ordovician
Densigrewingkia pyrgoidea species	7	Animalia : Cnidaria : Anthozoa : Streptelasmatidae : Densigrewingkia : *Densigrewingkia pyrgoidea*	455.8 - 445.6 Ma Late/Upper Ordovician
Streptelasma eccentricum species	7	Animalia : Cnidaria : Anthozoa : Streptelasmatidae : Streptelasma : *Streptelasma eccentricum*	455.8 - 445.6 Ma Late/Upper Ordovician
Streptelasma primum species	7	Animalia : Cnidaria : Anthozoa : Streptelasmatidae : Streptelasma : *Streptelasma primum*	455.8 - 445.6 Ma Late/Upper Ordovician
Cyrtodonta sp. genus	6	Animalia : Mollusca : Bivalvia : Cyrtodontidae : *Cyrtodonta*	455.8 - 445.6 Ma Late/Upper Ordovician
Schuchertoceras norvegicum species	7	Animalia : Mollusca : Cephalopoda : Ascoceratidae : Schuchertoceras : *Schuchertoceras norvegicum*	455.8 - 445.6 Ma Late/Upper Ordovician
Kiaeroceras heroyense species	7	Animalia : Mollusca : Cephalopoda : Cyrtogomphoceratidae : Kiaeroceras : *Kiaeroceras heroyense*	455.8 - 445.6 Ma Late/Upper Ordovician
Strandoceras sphinx species	7	Animalia : Mollusca : Cephalopoda : Discosorida : Cyrtogomphoceratidae : Strandoceras : *Strandoceras sphinx*	455.8 - 445.6 Ma Late/Upper Ordovician
Isorthoceras heroyense species	7	Animalia : Mollusca : Cephalopoda : Orthocerida : Proteoceratidae : Isorthoceras : *Isorthoceras heroyense*	455.8 - 445.6 Ma Late/Upper Ordovician
Spyroceras clathratoannulatum species	7	Animalia : Mollusca : Cephalopoda : Pseudorthocerida : Spyroceratidae : Spyroceras : *Spyroceras clathratoannulatum*	455.8 - 445.6 Ma Late/Upper Ordovician
Spyroceras perlaeve species	7	Animalia : Mollusca : Cephalopoda : Pseudorthoceratidae : Spyroceras : *Spyroceras perlaeve*	455.8 - 445.6 Ma Late/Upper Ordovician
Discoceras angulatum species	7	Animalia : Mollusca : Cephalopoda : Trocholitidae : Discoceras : *Discoceras angulatum*	455.8 - 445.6 Ma Late/Upper Ordovician
Discoceras antiquissima species	7	Animalia : Mollusca : Cephalopoda : Tarphycerida : Trocholitidae : Discoceras : *Discoceras antiquissima*	455.8 - 445.6 Ma Late/Upper Ordovician
Discoceras hyatti species	7	Animalia : Mollusca : Cephalopoda : Trocholitidae : Discoceras : *Discoceras hyatti*	455.8 - 445.6 Ma Late/Upper Ordovician
Discoceras roemeri species	7	Animalia : Mollusca : Cephalopoda : Tarphycerida : Trocholitidae : Discoceras : *Discoceras roemeri*	455.8 - 445.6 Ma Late/Upper Ordovician
Discoceras saemanni species	7	Animalia : Mollusca : Cephalopoda : Trocholitidae : Discoceras : *Discoceras saemanni*	455.8 - 445.6 Ma Late/Upper Ordovician
Discoceras tubulatum species	7	Animalia : Mollusca : Cephalopoda : Trocholitidae : Discoceras : *Discoceras tubulatum*	455.8 - 445.6 Ma Late/Upper Ordovician
Bucania crassa species	7	Animalia : Mollusca : Gastropoda : Bucaniidae : Loxobucania : *Bucania crassa*	449.5 - 445.6 Ma Late/Upper Ordovician
Holopea ampullacea species	7	Animalia : Mollusca : Gastropoda : Holopeidae : Holopea : *Holopea ampullacea*	449.5 - 445.6 Ma Late/Upper Ordovician
Maclurina serpentrionalis species	7	Animalia : Mollusca : Gastropoda : Euomphalina : Macluritidae : Maclurina : *Maclurina serpentrionalis*	449.5 - 445.6 Ma Late/Upper Ordovician
Polytropis zonata species	7	Animalia : Mollusca : Gastropoda : Oriostomatidae : Oriostoma : *Polytropis zonata*	449.5 - 445.6 Ma Late/Upper Ordovician
Turbo rupestre species	7	Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonema : *Turbo rupestre*	449.5 - 445.6 Ma Late/Upper Ordovician
Phasianella gigas species	7	Animalia : Mollusca : Gastropoda : Subulitidae : Subulites : *Phasianella gigas*	449.5 - 445.6 Ma Late/Upper Ordovician
Subulites subula species	7	Animalia : Mollusca : Gastropoda : Subulitidae : Subulites : *Subulites subula*	449.5 - 445.6 Ma Late/Upper Ordovician
Turbo silurica species	7	Animalia : Mollusca : Gastropoda : Lophospiridae : Loxoplocus : *Turbo silurica*	449.5 - 445.6 Ma Late/Upper Ordovician

References

Koken E., Perner J. (1925) , Die Gastropoden des baltischen Untersilurs, 1-324

Strand T. (1934) The Upper Ordovician Cephalopods of the Oslo Area, Norsk geologiske Tidsskrift 14, 1-117

Neuman B. (1969) Upper Ordovician Streptelasmatid Corals from Scandinavia, Publications from the Palaeontological Institution of the University of Uppsala 77, 1-73

Toni R. T. (1975) Upper Ordovician bivalves from the Oslo Region, Norway, Norsk Geologisk Tidsskrift 55 2, 135-156

Owen A. W. (1981) The Ashgill Trilobites of the Oslo Region, Norway, Palaeontographica Abteilung A 175, 1-88

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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