Amtjärn Quarry, South Entrance - 18.6 m (Ordovician of Sweden)

Where: Dalarne, Sweden (60.9° N, 15.1° E: paleocoordinates 27.9° S, 6.8° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Dicellograptus complanatus graptolite zone, Jonstorp Formation, Pirgu (449.5 - 445.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: limestone

Size class: mesofossils

Primary reference: S. M. Bergström. 2007. The Ordovician conodont biostratigraphy in the Siljan region, south-central Sweden: a brief review of an international reference standard. In J. O. Ebbestad, L. Wickström & A. Högström (eds.), WOGOGOB 2007. 9th meeting of the Working Group on Ordovician Geology of Baltoscandia 128:26-41 [P. Wagner/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 173724: authorized by Pete Wagner, entered by Pete Wagner on 12.10.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Conodonta
 Protopanderodontida - Protopanderodontidae
Protopanderodus liripipus Kennedy et al. 1979 conodont
 Protopanderodontida - Drepanoistodontidae
Venoistodus balticus Löfgren 2006 conodont
 Prioniodontida - Balognathidae
Amorphognathus ordovicicus Bergström and Bergström 1996 conodont
Birksfeldia sp. Orchard 1980 conodont
 Prioniodontida - Strachanognathidae
Scabbardella altipes Hennigsmoen 1948 conodont
 Panderodontida - Panderodontidae
Panderodus spp. Ethington 1959 conodont
Belodina confluens Sweet 1979 conodont
 Belodellida - Dapsilodontidae
Dapsilodus mutatus Branson and Mehl 1933 conodont