Lyaiol River, outcrop 1903 (Devonian of Russian Federation)

Where: Komi Republic, Russian Federation (63.3° N, 53.7° E: paleocoordinates 5.6° N, 11.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Nordiceras timanicum ammonoid zone, Domanik Formation, Middle Frasnian (382.4 - 379.5 Ma)

• Faunal level 5a; Middle Domanik, main part. UD I-G to lower I-H, middle NN 6 conodont zone.

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

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 172457: authorized by Matthew Clapham, entered by Matthew Clapham on 08.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Goniatitida - Tornoceratidae
Tornoceras sp. Hyatt 1884 ammonite
T. vel L. sp. indet.
 Agoniatitida - Gephuroceratidae
Manticoceras ammon Keyserling 1844 ammonite