Ukhta River, outcrop 503, 4-5 m below top Middle Domanik (Devonian of Russian Federation)

Where: Komi Republic, Russian Federation (63.5° N, 53.6° E: paleocoordinates 5.6° N, 11.2° 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 5b; Middle Domanik, upper part. UD I-G to lower I-H, upper MN 6 conodont zone. 4-5 m below top Middle Domanik.

• 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 172459: authorized by Matthew Clapham, entered by Matthew Clapham on 08.08.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Bactritida - Bactritidae
Lobobactrites sp. Schindewolf 1932
 Goniatitida - Tornoceratidae
Tornoceras sp. Hyatt 1884 ammonite
T. vel L. sp. indet.
Truyolsoceras keyserlingi Muller 1956 ammonite
Phoenixites frechi Wedekind 1918 ammonite
 Agoniatitida - Gephuroceratidae
Manticoceras cf. lamed Sandberger and Sandberger 1850 ammonite
Manticoceras ammon Keyserling 1844 ammonite