Usva River, below Navisshiy (Permian of Russian Federation)

Where: Russian Federation (58.5° N, 58.0° E: paleocoordinates 29.3° N, 42.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Collected by A. Tchernow in 1903-1904

Primary reference: A. Tchernow. 1907. Artinskiy Yarus I. Ammonei basseynov Yayvy, Kos'vy i Chusovoi. Bulletin de la Société Impériale des Naturalistes de Moscou, Nouvelle Série 20:270-401 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125105: authorized by Matthew Clapham, entered by Matthew Clapham on 03.03.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Prolecanitida - Daraelitidae
Daraelites elegans n. sp. Tchernow 1907 ammonite
 Prolecanitida - Medlicottiidae
"Medlicottia artiensis" = Artinskia artiensis, "Medlicottia orbignyi" = Medlicottia orbignyana
"Medlicottia artiensis" = Artinskia artiensis Grünewaldt 1860 ammonite
"Medlicottia orbignyi" = Medlicottia orbignyana de Verneuil 1845 ammonite
 Prolecanitida - Pronoritidae
"Parapronorites permicus n. sp." = Neopronorites permicus, "Parapronorites tenuiserratus n. sp." = Neopronorites permicus
"Parapronorites permicus n. sp." = Neopronorites permicus Tchernow 1907 ammonite
"Parapronorites tenuiserratus n. sp." = Neopronorites permicus Tchernow 1907 ammonite