Outcrop 2, sample M22 (Devonian of Russian Federation)
Where: Russian Federation (53.1° N, 57.4° E)
• Paleocoordinates: 24.1° N, 26.1° W (Wright 2013)
• coordinate estimated from map
When: omoalpha-eoelean. conodont zone, Lochkovian (419.6 - 413.0 Ma)
• Sherlubai Horizon
Environment/lithology: lithified, gray limestone
• The basal interval (2 m thick) is characterized by dark grey medium to thin-layered marlstones inter-bedded with clayey shales. The thickness of these siltstone beds varies from 1 to 15–20 cm. Intercalated limestone beds contain abundant tentaculites, fish remains and conodonts.
Size class: microfossils
Primary reference: T. Mavrinskaya and L. Slavik. 2013. Correlation of Early Devonian (Lochkovian-early Pragian) conodont faunas of the South Urals (Russia). Bulletin of Geosciences 88(2):283-296 [E. Jarochowska/S. Haegele]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 190152: authorized by Emilia Jarochowska, entered by Sarah Haegele on 01.12.2017, edited by Bethany Allen
Creative Commons license: CC0 (CC0)
Taxonomic list
Show authors, comments, and common names
| Conodonta | |
|
Pandorinellina optima optima conodont | |
|
Lanea omoalpha Murphy and Valenzuela-Rios 1999 conodont | |