74.5 m, Khanda suite, Kirenga River right bank, 7 km N. of Klyuchi Village (Cambrian of Russian Federation)

Also known as Upper fossil bed, 74.5 m above base of Khanda suite on right bank of Kirenga River, 7 K above village of Klyuchi and 1.5 K above Ayakchia Creek.

Where: Siberia, Russian Federation (54.9° N, 100.7° E: paleocoordinates 0.1° S, 11.0° E)

• coordinate based on nearby landmark

When: Mansiysk Formation, Dolgellian (501.0 - 485.4 Ma)

• Upper Shidertinian on Siberian scale.

• bed-level stratigraphic resolution

Environment/lithology: marine; ooidal, gray, green limestone

• Khanda suite overlies "monotonous" red beds of Verkholensk suite.
• greenish-gray, sandy limestone

Preservation: cast, mold/impression, replaced with calcite

Primary reference: S. N. Rozov. 1968. A new genus of Late Cambiran mollusks of the Class Monoplacophora (Southern Part of the Siberian Platform). Doklady Akademii Nauk SSSR, vol., no., pp.-, 1968 183(6):1427-1430 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39401: authorized by Pete Wagner, entered by Pete Wagner on 27.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Two biostratigraphically useful genera named in addition to Kiringella. It seems that this is the first paper documenting this outcrop.
Trilobita
 Ptychopariida - Eulomidae
Dolgeuloma sp. Rozova 1963 trilobite
Tergomya
 Tryblidiida - Kirengellidae
Kirengella ayaktchica Rozov 1968
incorrectly spelled "Kiringella" in English translation.
Rhynchonellata
 Pentamerida - Tetralobulidae
Tetralobula sp. Ulrich and Cooper 1936