Arnestadtangen, Frognerkilen Fm., 4bβ (Ordovician to of Norway)

Where: Oslo Asker, Norway (59.9° N, 10.9° E: paleocoordinates 32.0° S, 9.6° W)

• coordinate estimated from map

When: Frognerkilen Formation, Keila to Keila (460.9 - 452.0 Ma)

• "Lower Chasmops limestone"

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: W. C. Sweet. 1958. The middle ordovician of the Oslo region, Norway 10. Nautiloid Cephalopods. Norsk Geologisk Tidsskrift 38:1-178 [B. Kröger/B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164009: authorized by Björn Kröger, entered by Björn Kröger on 23.11.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Sowerbyellidae
Eoplectodonta percedens Holtedahl 1916
Cephalopoda
 Actinocerida - Gonioceratidae
Hoeloceras askeri Sweet 1958