Localities 36-36a (Jurassic of Russian Federation)

Also known as Kyafar river

Where: Karachaevo-Cherkessiya, Russian Federation (43.9° N, 41.5° E: paleocoordinates 38.3° N, 47.4° E)

• coordinate estimated from map

When: Garantiana ammonoid zone, Djangura Formation, Late/Upper Bajocian (171.6 - 167.7 Ma)

• Garantiana Zone, Alanica Subzone.

Environment/lithology: marine; claystone

Size classes: macrofossils, mesofossils

Preservation: mold/impression, concretion

Reposited in the PIN

• Borissiak Paleontological Institute, Russian Academy of Sciences (PIN RAS), coll. no. 5546.

Primary reference: V. V. Mitta. 2024. Superfamily Perisphinctoidea (Ammonoidea) in the Bajocian–Lower Bathonian of the Kuban River Basin (Northern Caucasus, Russia). Paleontological Journal 58(1):44-55 [S. Peters/E. Mazko]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 235069: authorized by Shanan Peters, entered by Evgeny Mazko on 29.05.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Perisphinctidae
Leptosphinctinae sp. Arkell 1950 ammonite
Vermisphinctes martiusii d'Orbigny 1846 ammonite
d’Orbigny