Khantayka River, Lopari Member (Cambrian of Russian Federation)

Where: Krasnoyar, Russian Federation (68.1° N, 87.9° E: paleocoordinates 14.2° S, 9.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Lopari Member (Khantayka Formation), Niuchehean (489.5 - 485.4 Ma)

• Lopari Member is 160 m thick, Loparian regional stage (uppermost Cambrian)

• member-level stratigraphic resolution

Environment/lithology: lithified limestone

• algal limestones, conglomeratic limestone, oolitic limestone, dolomitic limestones

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: A. V. Rozova. 1968. Biostratigrafiya i trilobity verkhnego Kembriya i nizhnego Ordovika severo-zapada Sibirskoy Platformy [Biostratigraphy and trilobites of the Upper Cambrian and Lower Ordovician of the northwestern Siberian platform]. Trudy Instituta Geologii i Geofiziki, Sibirskoye Otdeleniye 36:1-195 [A. Miller/P. Novack-Gottshall/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131361: authorized by Wolfgang Kiessling, entered by Uta Merkel on 24.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Ptychopariida - Plethopeltidae
Plethopeltides magnus Maksimova 1962 trilobite
 Olenida - Eulomidae
Dolgeuloma dolganensis Rozova 1963 trilobite
Pterobranchia
 Dendroidea - Acanthograptidae