Kulyumbe River, unit 11 (Cambrian of Russian Federation)

Where: Krasnoyar, Russian Federation (68.0° N, 88.8° E: paleocoordinates 17.1° S, 4.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Sakhay Member (Labaz Formation), Mayan (504.5 - 499.5 Ma)

• unit 11 is 60 m thick

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

• limestone, argillaceous limestone, marl

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: A. V. Rozova. 1964. Biostratigrafiya i opisaniye trilobitov srednego i verkhnego Kembriya severo-zapada Sibirskoy Platformy. Opisaniye stratotipicheskogo razreza (reka Kulyumbe) [Biostratigraphy and description of trilobites of the Middle and Upper Cambrian of the northwestern Siberian Platform. Description of the stratotype section (Kulyumbe River)] 1-148 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131487: authorized by Wolfgang Kiessling, entered by Uta Merkel on 25.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Asaphida - Anomocaridae
Schoriecare ratum n. sp. Rozova 1964 trilobite
 Ptychopariida - Acrocephalitidae
Acrocephalites aff. borealicus Lazarenko 1960 trilobite
 Ptychopariida - Marjumiidae
Nericella diffusa Rozova 1964 trilobite
 Ptychopariida - Solenopleuridae
Rina postrema Rozova 1964 trilobite
Artiopoda
 Agnostida - Peronopsidae
 Agnostida - Ammagnostidae
""Agnostus" simplexiformis" = Ammagnostus simplexiformis
""Agnostus" simplexiformis" = Ammagnostus simplexiformis Rozova 1964