Uyuk River, Tuva (Ordovician of Russian Federation)

Where: Tyva, Russian Federation (51.9° N, 95.5° E: paleocoordinates 12.9° N, 22.5° E)

• coordinate based on political unit

• local area-level geographic resolution

When: Middle Member (Tarlikskaya Formation), Llanvirn (466.0 - 460.9 Ma)

• Was Malinovskaya Formation Middle Member

• formation-level stratigraphic resolution

Environment/lithology: lithology not reported

Size class: macrofossils

Primary reference: E. Egerquist. 1999. Revision of the Ordovician plectambonitoid brachiopod Ujukella Andreev and related genera. Geologiska Föreningens i Stockholm Förhandlingar 121(4):325-332 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185993: authorized by Pete Wagner, entered by Pete Wagner on 02.06.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Plectambonitidae
Isophragma orientale2 Andreeva 1985
Ingria malinovensis2 Andreeva 1985
 Strophomenida - Sowerbyellidae
"Ujukella alexandrae n. sp." = Anechophragma alexandrae1
"Ujukella alexandrae n. sp." = Anechophragma alexandrae1 Andreev 1993