Fjäcka, Fjäcka Formation (Ordovician of Sweden)

Where: Dalarne, Sweden (60.9° N, 15.1° E: paleocoordinates 28.4° S, 6.8° W)

• coordinate based on political unit

• local area-level geographic resolution

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

• Vasagaard; Pleuro. linearis zone, boundary of A. superbus and A. ordovicicus zones.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size classes: macrofossils, mesofossils

Collection methods: PMO

Primary reference: R. M. Owens. 1973. Ordovician Proetidae (Trilobita) from Scandinavia. Norsk Geologisk Tidsskrift 53:117-181 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 73457: authorized by Pete Wagner, entered by Pete Wagner on 15.06.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Proetida - Tropidocoryphidae
"Proetus papyraceus n. sp." = Decoroproetus papyraceus
"Proetus papyraceus n. sp." = Decoroproetus papyraceus Törnquist 1884 trilobite