Gorny Altai, Marcheta-2 Section, Marcheta Fm. (Ordovician of Russian Federation)

Where: Siberia, Russian Federation (51.2° N, 84.7° E: paleocoordinates 3.7° N, 27.8° E)

• coordinate estimated from map

When: Marcheta Formation, Floian (477.7 - 470.0 Ma)

Environment/lithology: open shallow subtidal; fine-grained sandstone and fine-grained siltstone

• and greenish - gray mudstone

Size classes: macrofossils, mesofossils

Primary reference: N. V. Sennikov, O.T. Obut, E. V. Lykova, A. V. Timokhin, T. V. Gonta, R. A. Khabibulina, T. A. Shcherbanenko and T. P. Kipriyanova. 2019. Ordovician Sedimentary Basin and Paleobiotas of the Gorny Altai. 1-183 [B. Kröger/B. Kröger]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 205659: authorized by Björn Kröger, entered by Björn Kröger on 18.10.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
 Protopanderodontida - Protopanderodontidae
Juanognathus sp.
Juanognathus sp. Serpagli 1974 conodont
 Protopanderodontida - Drepanoistodontidae
Paroistodus cf. paralellus, Paroistodus sp., Drepanoistodus sp.
Paroistodus sp. Lindström 1971 conodont
Drepanoistodus sp. Lindstrom 1971 conodont