Spirodden, 130 meters above base of Spirodden Member (Silurian to of Norway)

Where: Asker, Norway (59.8° N, 10.5° E: paleocoordinates 26.3° S, 8.9° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Spirodden Member (Solvik Formation), Rhuddanian to Rhuddanian (443.4 - 438.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; mudstone and calcareous siltstone

• "This comm. occurs in strongly mudstone dominated facies with minor calcareous siltstones or silty limestones."

Size classes: macrofossils, mesofossils

Primary reference: B. G. Baarli and D. A. T. Harper. 1986. Relict Ordovician brachiopod faunas in the Lower Silurian of Asker, Oslo Region, Norway. Norsk Geologisk Tidsskrift 66:87-98 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191037: authorized by Björn Kröger, entered by Björn Kröger on 04.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Strophomenata
 Strophomenida - Sowerbyellidae
"Eoplectodonta duplicata" = Eoplectodonta (Eoplectodonta) duplicata
"Eoplectodonta duplicata" = Eoplectodonta (Eoplectodonta) duplicata de Sowerby and Murchison 1839
 Strophomenida - Leptestiidae
Leangella scissa
Leangella scissa Davidson 1871
Rhynchonellata
 Pentamerida - Stricklandiidae
Stricklandia lens
Stricklandia lens Sowerby 1839
 Atrypida -
Protatrypa malmoeyensis
Protatrypa malmoeyensis Boucot et al. 1964
 Atrypida - Lissatrypidae
Meifodia sp.
 Protorthida - Skenidiidae
Skenidioides woodlandiensis
 Orthida - Dicoelosiidae
Dicoelosia osloensis
 Orthida - Dalmanellidae
"Isorthis prima" = Levenea llandoveriana
"Isorthis prima" = Levenea llandoveriana Williams 1951
 Orthida - Hesperorthidae
Dolerorthis plicata
Dolerorthis plicata de Sowerby and Murchison 1839