Where: Tyva, Russian Federation (52.1° N, 93.6° E: paleocoordinates 12.1° N, 23.4° E)

• coordinate based on political unit

• local area-level geographic resolution

When: Semiacontiodus asymmetricus conodont zone, Tarlyk Formation, Darriwilian (467.3 - 458.4 Ma)

• Dw2

• formation-level stratigraphic resolution

Environment/lithology: lithology not reported

Size class: macrofossils

Primary reference: O. N. Andreev. 1985. Middle Ordovician brachiopods and trilobites of Tuva and the Altai region. Paleontological Journal 1985(2):34-45 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186005: authorized by Pete Wagner, entered by Pete Wagner on 05.06.2017

Creative Commons license: CC BY (attribution)