Yushut River quarry, Marii Chodra Nature Reserve (Permian of Russian Federation)

Where: Russian Federation (56.5° N, 48.7° E: paleocoordinates 27.9° N, 42.0° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Nemda Formation, Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Primary reference: I. S. Barskov, T. B. Leonova, and O. P. Shilovsky. 2014. Middle Permian cephalopods of the Volga-Ural region. Paleontological Journal 48:1331-1414 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164547: authorized by Matthew Clapham, entered by Matthew Clapham on 04.12.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Goniatitida - Spirolegoceratidae
Anuites sp. Andrianov 1985 ammonite
Sverdrupites harkeri Ruzhentsev 1961 ammonite
 Prolecanitida - Medlicottiidae
Medlicottia postorbignyana Bogoslovskaya 1997 ammonite
 Nautilida - Liroceratidae
Peripetoceras burovi Barskov and Shilovsky 2014 nautiloid
 Nautilida -
Exoticeras exoticum n. gen. n. sp.
Exoticeras exoticum n. gen. n. sp. Barskov and Shilovsky 2014 nautiloid
 Nautilida - Permonautilidae
Nemdoceras evolutum Barskov and Shilovsky 2014 nautiloid
 Nautilida - Domatoceratidae
Permodomatoceras "sp. A" Ruzhentsev and Shimanskiy 1954 nautiloid
Permodomatoceras marielense n. sp. Barskov and Shilovsky 2014 nautiloid
Permodomatoceras permianum n. sp. Barskov and Shilovsky 2014 nautiloid