Where: Russian Federation (44.1° N, 40.6° E: paleocoordinates 24.4° N, 38.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: archelaus ammonoid zone, Babuk Formation, Longobardian (242.0 - 235.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified carbonate

Size class: macrofossils

Collected by A.A. Shevyrev in 1974; reposited in the PIN

Primary reference: A. A. Shevyrev. 1995. Triassic ammonoids of the northwest Caucasus. Rossiyskaya Akademiya Nauk, Trudy Paleontologicheskogo Instituta 264:1-174 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 143989: authorized by Matthew Clapham, entered by Matthew Clapham on 28.04.2013

Creative Commons license: CC BY (attribution)