Tarkhanovskaya Pristan T1, Member 1, Volga River (Jurassic of Russian Federation)

Where: Russian Federation (54.6° N, 48.4° E: paleocoordinates 49.3° N, 50.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Kitchini zone, Early/Lower Kimmeridgian (155.7 - 150.8 Ma)

• uppermost Lower Kimmeridgian to lowermost Upper Kimmeridgian

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified mixed carbonate-siliciclastic sediments

• 1.4-1.5 m thick-calcareous, light greenish-grey clay and marl (26.90-45.29% СаСО 3), with glauconite, semi-rounded quartz grains and fragments of ferruginous oolites.

Size class: macrofossils

Primary reference: M. A. Rogov, A. Wierzbowski, and E. Shchepetova. 2017. Ammonite assemblages in the Lower to Upper Kimmeridgian boundary interval (Cymodoce to Mutabilis zones) of Tatarstan (central European Russia) and their correlation importance. Neues Jahrbuch für Geologie und Paläontologie 285(2):161-185 [W. Kiessling/M. Krause/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 190890: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 20.12.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Cardioceratidae
Cadoceras sp. ammonite
 Ammonoidea -
 Ichnofossils -
Chondrites sp. von Sternberg 1833