Västanå quarry, Alum Shale (Cambrian of Sweden)

Also known as Vestanå, Alum Shale

Where: Östergötland, Sweden (61.0° N, 15.2° E: paleocoordinates 42.1° S, 22.2° W)

• coordinate estimated from map

When: Alum Shale Formation, Cambrian (541.0 - 485.4 Ma)

Environment/lithology: deep subtidal; shale and argillaceous lime mudstone

• alum shale & lenses of stinkstone

Size classes: macrofossils, mesofossils

Primary reference: L. E. Holmer and L. E. Popov. 1990. The acrotretacean brachiopod Ceratreta tanneri (Metzger) from the Upper Cambrian of Baltoscandia. Geologiska Föreningen i Stockholm Förhandlingar 112(3):249-263 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191157: authorized by Björn Kröger, entered by Björn Kröger on 12.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Olenida - Olenidae
"Sphaerophthalmus humilis" = Triangulopyge humilis Phillips 1848 trilobite
Lingulata
 Acrotretida - Ceratretidae
Ceratreta tanneri Metzger 1922