Furuholmen, Grimsøy Fm. (Ordovician of Norway)

Where: Oslo Asker, Norway (59.8° N, 10.5° E: paleocoordinates 29.7° S, 9.2° W)

• coordinate estimated from map

When: Grimsøya Formation, Vormsi (449.9 - 449.5 Ma)

• "Trinucleus limestone (4c)", in Strand (1934)

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: T. Strand. 1934. The Upper Ordovician Cephalopods of the Oslo Area. Norsk geologiske Tidsskrift 14:1-117 [B. Kröger/B. Kröger/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164206: authorized by Björn Kröger, entered by Björn Kröger on 26.11.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Multiceratoidea - Apsidoceratidae
Apsidoceras magnificum, Charactoceras sp.
Apsidoceras magnificum
Apsidoceras magnificum norvegicum
Charactoceras sp. Foerste 1924
 Oncocerida - Diestoceratidae
Danoceras sp.
Danoceras sp. Troedsson 1926
 Actinocerida - Actinoceratidae
Actinoceras aff. insulaenigrae
 Lituitida - Sinoceratidae
Tyrioceras sp.
Tyrioceras sp. Strand 1933