Sample 504/4, right tributary of Sinniges-Peschanaya River, Pronchishchev Ridge (Permian of Russian Federation)

Where: Russian Federation (73.5° N, 115.6° E: paleocoordinates 58.8° N, 31.5° E)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• "Misailap" Formation, Maitaia bella bivalve zone, Severodvinian (Dulgakah regional horizon)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone

Size class: macrofossils

Preservation: mold/impression

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

• Repository: North East Interdisciplinary Sciences Research Institute (NEISRI)

Primary reference: A. S. Biakov, M. K. Danukalova, A. B. Kuzmichev and E. S. Sobolev. 2021. Permian bivalves of the Pronchishchev Ridge (North Siberia): new data on taxonomic composition, biostratigraphy, and biogeographic relationships. Paleontological Journal 55:24-34 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 221261: authorized by Matthew Clapham, entered by Matthew Clapham on 19.07.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Streblochondriidae
Streblopteria levis Lutkevitch and Lobanova 1960 scallop
 Cardiidia - Sanguinolitidae
Myonia aff. gibbosa Maslennikow 1959 clam