Aravan River, SW of Yangi-Kurgan, NE of Koksarau Mt., Sample 6, Fergana (Carboniferous of Uzbekistan)

Where: Uzbekistan (40.8° N, 71.3° E: paleocoordinates 21.9° N, 60.2° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Yeadonian (320.0 - 318.7 Ma)

• Nm2c2 (corresponds to Yeadonian); Upper Namurian

• bed-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified limestone

• upper 30 cm of an 0.9 m thick limestone layer

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 68206: authorized by Martin Aberhan, entered by Sabine Nürnberg on 08.01.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• Focus on ammonoidea.
Show authors, comments, and common names
Cephalopoda
 Prolecanitida - Pronoritidae
Stenopronorites onerosus
Stenopronorites onerosus Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Girtyoceratidae
Baschkirites vasilkovskyi
Baschkirites vasilkovskyi Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Bisatoceratidae
Homoceratoides ferganensis
Homoceratoides ferganensis Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Delepinoceratidae
Proshumardites karpinskii
Proshumardites karpinskii Rauser-Chernousova 1928 ammonite
 Goniatitida - Dimorphoceratidae
Anthracoceratites sp.
Anthracoceratites sp. Ramsbottom 1970 ammonite
 Goniatitida - Glaphyritidae
Syngastrioceras glaphyritoides, Syngastrioceras parasupinum, Syngastrioceras supinum, Schartymites methorius, Schartymites aravanensis
Syngastrioceras glaphyritoides Ruzhentsev and Bogoslovskaya 1978 ammonite
Syngastrioceras parasupinum Ruzhentsev and Bogoslovskaya 1978 ammonite
Syngastrioceras supinum Ruzhentsev and Bogoslovskaya 1978 ammonite
Schartymites methorius Ruzhentsev and Bogoslovskaya 1978 ammonite
Schartymites aravanensis Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Reticuloceratidae
Bilinguites politus, Bilinguites degeneratus
Bilinguites politus Ruzhentsev and Bogoslovskaya 1978 ammonite
Bilinguites degeneratus Ruzhentsev and Bogoslovskaya 1978 ammonite
 Goniatitida - Gastrioceratidae
Cancelloceras fragosum, Cancelloceras bisati, Cancelloceras asianum
Cancelloceras fragosum Ruzhentsev and Bogoslovskaya 1978 ammonite
Cancelloceras bisati Ruzhentsev and Bogoslovskaya 1978 ammonite
Cancelloceras asianum Ruzhentsev and Bogoslovskaya 1978 ammonite