Steinsodden (Ordovician of Norway)

Where: Ringsaker, Norway (60.9° N, 10.7° E: paleocoordinates 36.6° S, 14.0° W)

• coordinate estimated from map

When: Lancefieldian (485.4 - 476.8 Ma)

• "This fauna could be transitional between the Bjørkåsholmen Formation (Apatokephalus serratus Zone) and the lower part of the Tøyen Formation (Megistaspis (Ekeraspis) armata Zone). Steinsodden is now protected by law,

•and collecting can be arranged through the Palaeontological Museum, Oslo."

Environment/lithology: nodular limestone and shale

Size classes: macrofossils, mesofossils

Primary reference: O. A. Hoel. 1999. Trilobites of the Hagastrand Member (Tøyen Formation, lowermost Arenig) from tbe Oslo Region, Norway, Part Il : Remaining non-asaphid groups. Norsk Geologisk Tidsskrift 79:259-280 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 190983: authorized by Björn Kröger, entered by Björn Kröger on 02.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Olenida - Eulomidae
Euloma sp. Angelin 1854 trilobite
 Asaphida - Asaphidae
Megistaspis (Paramegistaspis) sp. Balashova 1976 trilobite
Niobe (Niobella) obsoleta Linnarsson 1869 trilobite
Niobe insignis trilobite
Promegalaspides stenorachis Angelin 1851 trilobite
 Asaphida - Ceratopygidae
 Orthida - Archaeorthidae
"Eoorthis christianiae" = Archaeorthis christianiae
"Eoorthis christianiae" = Archaeorthis christianiae Kjerulf 1865
 Lingulida - Obolidae