Lava River canyon, Bed K-15 (Ordovician of Russian Federation)
Where: St. Petersburg, Russian Federation (60.0° N, 32.6° E: paleocoordinates 35.6° S, 1.9° E)
• coordinate estimated from map
When: Asaphus raniceps trilobite zone, Obukhovo Formation, Kunda (469.2 - 464.3 Ma)
Environment/lithology: marine; gray wackestone and dolomitic, glauconitic packstone
• "Obukhovo Formation, which is a light grey bioclastic wacke- to packstone. The lower part of this formation is often dolomitized and has a higher glauconite content than the underlying formation..", in Rasmussen & Harper (2008)
Size classes: macrofossils, mesofossils
Primary reference: C. M. O. Rasmussen and D. A. T. Harper. 2008. Resolving early Mid-Ordovician (Kundan) bioevents in the East Baltic based on brachiopods. Geobios 41:533-542 [B. Kröger/B. Kröger]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 191359: authorized by Björn Kröger, entered by Björn Kröger on 23.01.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Rhynchonellata | |
Glossorthis sp. Öpik 1930 | |
Orthambonites cf. majuscula Rubel 1961 | |
Strophomenata | |
Ahtiella sp. Öpik 1932 |