Locality 13A, beds 123, Matusevich River, October Revolution Island (Silurian to of Russian Federation)

Where: Russian Federation (79.6° N, 96.5° E: paleocoordinates 1.7° N, 4.4° E)

When: Aspelundia expansa conodont zone, Vodopad Formation, Rhuddanian to Rhuddanian (443.4 - 438.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Primary reference: T. L. Modzalevskaya. 2003. Silurian and Devonian brachiopods from Severnaya Zemlya (Russian Arctic). Geodiversitas 25(1):73-107 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185955: authorized by Pete Wagner, entered by Pete Wagner on 30.05.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Orthotetida - Chilidiopsidae
Coolinia gracilis Andreeva 1961
 Pentamerida - Virgianidae
Borealis cristiformis Modzalevskaya 1985