Khieu River, Eocene (Eocene of Russian Federation)

Also known as Kheu River, Gerpegezh

Where: Kabardino-Balkarian, Russian Federation (43.4° N, 43.7° E: paleocoordinates 40.0° N, 38.5° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Abazinka Formation, Ypresian (56.0 - 47.8 Ma)

• Abazinka (= Nalchik) Formation

• group of beds-level stratigraphic resolution

Environment/lithology: marine; brown claystone

• Fossil fishes are relatively abundant in a 0.5-m thick dark brown laminated sapropelitic layer located in the upper part of a monotonous marly clays

Size class: macrofossils

Reposited in the PIN

Primary reference: A. F. Bannikov and G. Carnevale. 2012. A long-bodied centriscoid fish from the basal Eocene of Kabardino-Balkaria, northern Caucasus, Russia. Naturwissenschaften 99:379-389 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 218152: authorized by Mark Uhen, entered by Mark Uhen on 19.02.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Actinopteri
 Tetraodontiformes - Balkariidae
Balkaria histiopterygia n. gen. n. sp.
Balkaria histiopterygia n. gen. n. sp. Bannikov et al. 2017
 Syngnathiformes - Gerpegezhidae
Gerpegezhus paviai n. gen. n. sp.
Gerpegezhus paviai n. gen. n. sp. Bannikov and Carnevale 2012