Tarkhanovskaya Pristan T2, 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: lithified claystone

• dark clays and marls about 2 meters in thickness.

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 190892: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 20.12.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Goniatitida - Prionoceratidae
Amoebites kitchini Salfeld 1915 ammonite
 Ammonitida - Aulacostephanidae
Aulacostephanoides sp. Schindewolf 1925 ammonite
 Ammonitida - Perisphinctidae
Eurasenia sp. Geyer 1961 ammonite