Östbjörka (Ostbjorka) (Ordovician to of Sweden)

Where: Dalarne, Sweden (61.0° N, 15.1° E: paleocoordinates 27.0° S, 6.8° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Boda Limestone Formation, Pirgu to Pirgu (449.5 - 443.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• Lime grainstone; shelf carbonate mounds

Size classes: macrofossils, mesofossils

Collection methods: PMO, Riksmuseet

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 73409: authorized by Pete Wagner, entered by Pete Wagner on 14.06.2007, edited by Björn Kröger

Creative Commons license: CC BY (attribution)

Taxonomic list

Paragastropoda
 Mimospirida - Onychochilidae
Laeogyra gracilis5 Koken 1897
Cephalopoda
 Dissidocerida - Geisonoceratidae
Geisonoceras wegelini3 Teichert 1930
 Orthocerida - Proteoceratidae
Isorthoceras suave3 Angelin and Lindström 1880
 Endocerida - Endoceratidae
Cameroceras regulus3 Eichwald 1860
Strophomenata
 Strophomenida - Furcitellidae
 Strophomenida - Rafinesquinidae
 Orthotetida - Chilidiopsidae
Fardenia sp.1 Lamont 1935
Lingulata
 Lingulida - Elkaniidae
Tilasia rugosa2 Holmer 1991
Trilobita
 Proetida - Tropidocoryphidae
Decoroproetus asellus Esmark 1833 trilobite
Stenoblepharum warburgae Pribyl 1964 trilobite
? Ascetopeltis "sp. 2" Owens 1973 trilobite
 Proetida - Rorringtoniidae
Isbergia planifrons4 Warburg 1925 trilobite
 Proetida - Scharyiidae
Panarchaeogonus sp.4 Oepik 1937 trilobite
Panarchaeogonus trigodus4 Warburg 1925 trilobite
Panarchaeogonus holmi4 Warburg 1925 trilobite