collection 3 (Ordovician of Norway)

Where: Naersnes, Norway (59.8° N, 10.5° E: paleocoordinates 34.5° S, 11.1° W)

• coordinate based on political unit

When: Acerocare trilobite zone, Ordovician (485.4 - 443.8 Ma)

• At base of nodule 2, at Cambrian/Ordovician Boundry

Environment/lithology: marine; lithified limestone and lithified, black shale

• black shale with 4 horizons represented by limestone concretions containing abundant trilobites

Size classes: macrofossils, mesofossils

Preservation: cast

Collection methods: Trilobites, graptolites and conodonts; collected in the Nærsnes section,Oslo Region, Norway collection 3, 3m from the base of the formation

Primary reference: D. L. Brunton, L. Koch, and J.E. Repetski. 1988. The Nærsnes section, Oslo Region, Norway: trilobite, graptolite and conodont fossils reviewed. Geological Magazine 125(4):451-455 [M. Hopkins/S. Mahmood/M. Hopkins]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 156947: authorized by Melanie Hopkins, entered by Shaun Mahmood on 02.06.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

• Official collection numbers were not provided in text
unclassified
  -
Trilobita
 Olenida - Olenidae
Parabolina heres trilobite
"Boeckaspis hirsuta" = Sphaerophthalmella trilobite
Conodonta
 Proconodontida - Cordylodontidae
Eoconodontus notchpeakensis Miller 1969 conodont
Cordylodus proavus Müller 1959 conodont
Cordylodus lindstromi Druce and Jones 1971 conodont
Cordylodus intermedius Furnish 1938 conodont
"Iapetognathus preaengensis" = Iapetognathus aengensis Lindström 1955 conodont