Arkachan Creek, T. 756, Dulgalakh River Basin, western Verkhoyan (Permian of Russian Federation)

Where: Russian Federation (65.6° N, 130.2° E: paleocoordinates 59.5° N, 30.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Echii Formation, Sakmarian (293.5 - 290.1 Ma)

• Lower Echii Svita

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: B.C. Abramov and A.D. Grigorieva. 1988. Biostratigraphiya i Brakhiopody Permi Verkhoyaniya 1-204 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 100741: authorized by Matthew Clapham, entered by Matthew Clapham on 12.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Strophomenata
 Productida - Linoproductidae
Anidanthus boikowi, Anidanthus halinae
Anidanthus boikowi Stepanov 1946
Abundance given as "coquina"
Anidanthus halinae Kotljar 1977
Abundance given as "coquina"
Rhynchonellata
 Spiriferinida - Reticulariinidae
? Reticulariina sp.
? Reticulariina sp. Fredericks 1916
 Rhynchonellida - Rhynchoporidae
Rhynchopora angulatiplicata
 Spiriferida - Elythidae
Phricodothyris sp.
Phricodothyris sp. George 1932
 Spiriferida - Trigonotretidae
Neospirifer aff. subfasciger