Sample 424/3, right tributary of the Lygyi-Yuryuge River, Pronchishchev Ridge (Permian of Russian Federation)

Where: Russian Federation (73.5° N, 116.0° E: paleocoordinates 58.9° N, 31.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Maitaia bella other zone, Kozhevnikov Formation, Capitanian (264.3 - 259.5 Ma)

• Upper Kozhevnikov Formation, Maitaia bella bivalve zone, lower part of the Capitanian (?)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Collected by A.B. Kuzmichev, M.K. Danukalova, E.S. Sobolev in 2012

• Repository: Shilo Northeast Interdisciplinary Scientific Research Institute of the Far East Branch of the Russian Academy of Sciences, Magadan (SVKNII) (later named North East Interdisciplinary Sciences Research Institute - NEISRI)

Primary reference: A. S. Biakov. 2016. New records of bipolar nuculanid bivalves of the genus Glyptoleda in the Permian of northeastern Asia. Paleontological Journal 50:573-577 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 183118: authorized by Matthew Clapham, entered by Matthew Clapham on 02.12.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Nuculanida - Nuculanidae
"Glyptoleda sp." = Veteranella (Glyptoleda)
"Glyptoleda sp." = Veteranella (Glyptoleda) Fletcher 1945 pointed nut clam
 Pectinida - Streblochondriidae
Streblopteria levis Lutkevitch and Lobanova 1960 scallop
 Cardiidia - Sanguinolitidae
Myonia aff. gibbosa Maslennikow 1959 clam
Gastropoda
 Murchisoniina - Gosseletinidae
"Mourlonia aff. yabeshigerui" = Baylea yabeshigerui
"Mourlonia aff. yabeshigerui" = Baylea yabeshigerui Kobayashi 1931 snail