Kakva River, above Tota River (Devonian of Russian Federation)

Where: Sverdlovsk, Russian Federation (59.6° N, 60.0° E: paleocoordinates 4.2° N, 15.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Emsian (402.5 - 391.9 Ma)

• Considered by Bogoslovsky to be early Eifelian, but more recent ammonoid correlations suggest Late Emsian age.

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Reposited in the PIN

Primary reference: B. I. Bogoslovsky. 1969. Devonskie ammonoidei I. Agoniatitidy. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 124:1-328 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 171998: authorized by Matthew Clapham, entered by Matthew Clapham on 24.07.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Agoniatitida - Teicherticeratidae
"Laganites tenuis n. sp." = Convoluticeras tenue
"Laganites tenuis n. sp." = Convoluticeras tenue Bogoslovsky 1961 ammonite
 Agoniatitida - Mimoceratidae
Gyroceratites (Gyroceratites) glaber n. sp. Bogoslovsky 1961 ammonite
 Agoniatitida - Auguritidae
Parentites praecursor n. sp., "Augurites mirandus n. sp." = Celaeceras mirandum
Parentites praecursor n. sp. Bogoslovsky 1961 ammonite
"Augurites mirandus n. sp." = Celaeceras mirandum Bogoslovsky 1961 ammonite
 Agoniatitida - Mimagoniatitidae
"Latanarcestes kakvensis n. sp." = Archanarcestes kakvensis
"Latanarcestes kakvensis n. sp." = Archanarcestes kakvensis Bogoslovsky 1961 ammonite