Ødegårsviken, Ringerike (Silurian of Norway)

Where: Norway (60.1° N, 10.3° E: paleocoordinates 19.9° S, 7.9° W)

• coordinate estimated from map

When: Steinsfjorden Formation, Wenlock (433.4 - 427.4 Ma)

Environment/lithology: shallow subtidal; limestone

• shallow subtidal to supratidal environments with fluctuating salinities
• microfacies are represented by floatstones with abundant bryozoans (mainly trepostomes, locally poorly washed rudstones, and bryozoan and algal bindstones. The matrix is usually micrite-rich, containing various skeletal grains. Calcimicrobes are common on some localities

Size classes: macrofossils, mesofossils

• fossil components are characterized by many individuals belonging to few taxa, notably gastropods, ostracods, brachiopods and rare trilobites, tabulate corals and echinoderms are locally present

Primary reference: A. Ernst and H. A. Nakrem. 2015. Bryozoa from the lower Silurian (Wenlock) Steinsfjorden Formation of Ringerike, southern Norway. Bulletin of Geosciences 90(1):65-87 [B. Seuss/B. Seuss/B. Seuss]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 226670: authorized by Barbara Seuss, entered by Barbara Seuss on 20.07.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Stenolaemata
 Cystoporata - Fistuliporidae
Fistulipora crustula
 Trepostomida - Atactotoechidae
Eridotrypella "sp. A"
 Trepostomida - Amplexoporidae
Amplexopora evae n. sp.
 Rhabdomesida - Rhabdomesidae
Orthopora worsleyi
 Trepostomata - Heterotrypidae
Heterotrypa ringerikense n. sp., Asperopora bellum
 Trepostomata - Trematoporidae
Trematopora maculata n. sp.