Gulleråsen-Sanden, Loka Formation (Ordovician of Sweden)

Where: Dalarne, Sweden (61.1° N, 15.2° E: paleocoordinates 26.0° S, 6.8° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Mucronaspis mucronata trilobite zone, Loka Formation, Hirnantian (445.2 - 443.4 Ma)

• "sandige Dalmanitina-Schichten Ordovizium (Ashgill)"

•= Tommarp Beds sensu Ebbestad and Högström,2007

•= Loka Formation sensu Bergström et al., 2012

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, silty, calcareous siliciclastic sediments

Size classes: macrofossils, mesofossils

Collection methods: PMO

Primary reference: U. Jux. 1966. Rhabdoporella im Boda-Kalk sowie in Sandsteinen Dalarnes (Ashgill; Schweden). Palaeontographica Abteilung B 118(4-6):166-183 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 157539: authorized by Björn Kröger, entered by Björn Kröger on 23.06.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Chlorophyceae
 Dasycladales -
Stenolaemata
 Cystoporata - Constellariidae
Stellipora sp.2 Hall 1847
  - Phylloporinidae
 Cryptostomata - Arthrostylidae
Nematopora sublineata1 Mannil 1959
 Cryptostomata - Escharoporidae
 Trepostomida - Amplexoporidae
Radiotrypa gothica2 Brood 1978
 Trepostomida - Monticuliporidae
 Trepostomata - Trematoporidae
 Trepostomata - Aisenvergiidae
Eridotrypa suecica2 Brood 1978
 Trepostomata - Halloporidae