Billingstad, 4bγ, Nakholmen Fm. (Ordovician to of Norway)

Where: Asker, Norway (59.9° N, 10.5° E: paleocoordinates 31.8° S, 9.7° W)

• coordinate estimated from map

When: Nakholmen Formation, Oandu to Oandu (457.5 - 452.0 Ma)

• "4bγ", in Spjeldnaes (1957)

Environment/lithology: limestone

Size classes: macrofossils, mesofossils

Primary reference: N. Spjeldnaes. 1957. The Middle Ordovician of the Oslo Region, Norway 9. Brachiopods of the family Porambonitidae. Norsk Geologisk Tidsskrift 215-228 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 194709: authorized by Björn Kröger, entered by Björn Kröger on 27.06.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Leptestiidae
"Sampo (Sampo) indentata" = Leptestiina indentata
"Sampo (Sampo) indentata" = Leptestiina indentata Spjeldnaes 1957
 Strophomenida - Rafinesquinidae
"Leptaena strandi" = Leptaena (Leptaena) strandi
"Leptaena strandi" = Leptaena (Leptaena) strandi Spjeldnaes 1957
Rhynchonellata
 Pentamerida - Porambonitidae