Also known as Black Tretaspis Shale

Where: Saljan, Sweden (60.0° N, 16.0° E: paleocoordinates 31.6° S, 6.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Fjacka Shale Formation, Caradoc (458.4 - 449.5 Ma)

• Listed as Upper Caradoc. Pleurograptus linearis zone; F1b age according to Sheehan, 1979: 64

• formation-level stratigraphic resolution

Environment/lithology: offshore shelf; poorly lithified, black, brown shale

Size classes: macrofossils, mesofossils

Primary reference: V. Jaanusson. 1958. Black Tretaspis Shale. Lexique Stratigraphique International, Centre National de la Recherche Scientifique, Stockholm [P. Novack-Gottshall/P. Hearn/P. Hearn]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 77102: authorized by Phil Novack-Gottshall, entered by Paul Hearn on 20.12.2007

Creative Commons license: CC BY (attribution)