Chut River, outcrop 7, beds A-B (Devonian of Russian Federation)

Where: Komi Republic, Russian Federation (63.5° N, 53.4° E: paleocoordinates 5.0° N, 11.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Komioceras stuckenbergi ammonoid zone, Ust-Yarega Formation, Early/Lower Frasnian (383.7 - 382.4 Ma)

• Upper UD I-C to UD-D; upper MN 4 conodont zone.

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Reposited in the MfN

Primary reference: R. T. Becker, M. R. House, V. V. Menner and N. S. Ovnatanova. 2000. Revision of ammonoid biostratigraphy in the Frasnian (Upper Devonian) of the Southern Timan (northeast Russian Platform). Acta Geologica Polonica 50:67-97 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 172443: authorized by Matthew Clapham, entered by Matthew Clapham on 08.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Bactritida - Bactritidae
Lobobactrites timanicus
 Goniatitida - Tornoceratidae
Tornoceras typum, Domanikoceras timidum
Tornoceras typum Sandberger and Sandberger 1851 ammonite
Domanikoceras timidum Becker and House 1993 ammonite
 Agoniatitida - Gephuroceratidae
Manticoceras sp.
Manticoceras sp. Hyatt 1884 ammonite
 Agoniatitida - Acanthoclymeniidae
? Uchtites sp.
? Uchtites sp. Bogoslovsky 1958 ammonite
 Agoniatitida - Koenenitidae
Timanites sp., Komioceras stuckenbergi
Timanites sp. Mojsisovics 1882 ammonite
Komioceras stuckenbergi Holzapfel 1899 ammonite