Rokstadåsen, Hedenstad (Ordovician of Norway)

Where: Norway (59.6° N, 9.7° E: paleocoordinates 35.1° S, 12.1° W)

• coordinate estimated from map

When: Asaphus expansus trilobite zone, Lysaker Member (Huk Formation), Kunda (469.2 - 464.3 Ma)

• Was Expansus Shale

Environment/lithology: marine; shale

Size classes: macrofossils, mesofossils

Primary reference: V. Jaanusson and M. G. Bassett. 1993. Orthambonites and related Ordovician brachiopod genera. Palaeontology 36(1):21-63 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 160486: authorized by Björn Kröger, entered by Björn Kröger on 23.08.2014, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Billingsellida - Gonambonitidae
 Billingsellida - Polytoechiidae
 Strophomenida - Plectambonitidae
Ingria occidentalis n. sp. Opik 1939
 Strophomenida - Taffiidae
 Strophomenida - Rafinesquinidae
? Rafinesquina sp. Hall and Clarke 1892
Rhynchonellata
 Orthida - Orthidae
"Orthis aff. calligramma" = Orthambonites calligramme Dalman 1828
 Orthida - Ranorthidae
Ostracoda
 Palaeocopida - Leperditellidae
Conchoprimitia socialis Brogger 1882 ostracod