Finngrundet drill core 62.25 m (Ordovician of Sweden)

Where: Sweden (61.0° N, 18.6° E: paleocoordinates 37.5° S, 8.4° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Megistaspis (Ekeraspis) armata graptolite zone, Billingen (474.8 - 471.1 Ma)

• Correlative with earliest dichograptid fauna; within the Billingenian substage of the Latorpian Stage (Baltoscandia).

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, glauconitic, gray, muddy limestone

• gray clayey glauconitic limestone

Size classes: macrofossils, mesofossils

Collection methods: core, mechanical,

Primary reference: T. E. Tjernvik and J. V. Johansson. 1980. Description of the upper portion of the drill-core from Finngrundet in the South Bothnian Bay. Bulletin of the Geological Institutions of the University of Uppsala 8:173-204 [M. Hopkins/M. Hopkins]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 198233: authorized by Melanie Hopkins, entered by Melanie Hopkins on 09.12.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Trinucleida - Alsataspididae
Falanaspis aliena Tjernvik 1956 trilobite