Mal. Suren' River, Nizhneye Bikberdino, Sample 4, Southern Urals, Bashkortostan (Carboniferous of Russian Federation)

Where: Russian Federation (52.3° N, 56.8° E: paleocoordinates 17.0° N, 38.2° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Kinderscoutian (321.8 - 321.3 Ma)

• Nm2b3 (corresponds to Kinderscoutian); Upper Namurian

• group of beds-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified limestone

Size class: macrofossils

Primary reference: V. E. Ruzhentsev and M. F. Bogoslovskaya. 1978. Namyurskii etap v evolyutsii ammonoidyey - Namurian stage, evolution of ammonoids. Trudyi paleontologicheskovo instituta 167:1-338 [M. Aberhan/S. Nurnberg/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 67762: authorized by Martin Aberhan, entered by Sabine Nürnberg on 08.12.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Focus on ammonoidea.
Cephalopoda
 Prolecanitida - Pronoritidae
Stenopronorites uralensis Karpinsky 1889 ammonite
 Goniatitida - Glaphyritidae
Paraschartymites repens Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Homoceratidae
Bashkortoceras kugarchense Ruzhentsev and Bogoslovskaya 1971 ammonite
Brevikites densus n. sp. Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Reticuloceratidae
Alurites postcostatus Ruzhentsev and Bogoslovskaya 1978 ammonite
Alurites subcarinatus Ruzhentsev and Bogoslovskaya 1978 ammonite
Reticuloceras sp. Bisat 1924 ammonite
Phillipsoceras remissum n. sp. Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Cravenoceratidae
Aenigmatoceras rhipaeum Ruzhentsev and Bogoslovskaya 1978 ammonite
A. rhipaeum rhipaeum
 Goniatitida - Delepinoceratidae
Proshumardites karpinskii Rauser-Chernousova 1928 ammonite