Ljung quarry, erratic boulder, Alum Shale (Cambrian of Sweden)

Where: Östergötland, Sweden (58.5° N, 15.5° E: paleocoordinates 42.8° S, 25.5° W)

• coordinate stated in text

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

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

• "found in an erratic boulder of Upper Cambrian stinkstone", in Holmer & Popov (1990)

Size class: macrofossils

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 191161: authorized by Björn Kröger, entered by Björn Kröger on 12.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Acrotretida - Ceratretidae
Ceratreta tanneri Metzger 1922