Locality 19 (Jurassic of Russian Federation)

Where: Karachaevo-Cherkessiya, Russian Federation (44.0° N, 41.9° E: paleocoordinates 38.4° N, 47.8° 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 class: macrofossils

• microconch with a preserved lappet; Figs. 5, 6. Planisphinctes sp. [m]: (5) specimen PIN, no. 5546/372

Reposited in the PIN

Collection methods: surface (in situ),

• 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 235070: authorized by Shanan Peters, entered by Evgeny Mazko on 29.05.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Perisphinctidae
Vermisphinctes martiusii d'Orbigny 1846 ammonite