Where: Krasnoyar, Russian Federation (68.9° N, 88.7° E: paleocoordinates 14.7° S, 8.5° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Irvingella norilica trilobite zone, 5 Member (Chopko Formation), Taoyuanian (498.5 - 485.4 Ma)
• Cambrian stage 9
• bed-level stratigraphic resolution
Environment/lithology: deep subtidal shelf; lithified limestone and lithified marl
Size class: macrofossils
Preservation: cast, mold/impression
Primary reference: A. I. Varlamov, K. L. Pak, and A. V. Rosova. 2006. The Upper Cambrian of the Chopko River section, Norilsk region, northwestern Siberian Platform: stratigraphy and trilobites. Paleontological Journal 40(Suppl. 1):1-56 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 132547: authorized by Wolfgang Kiessling, entered by Uta Merkel on 21.08.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Artiopoda | |
Norilagnostus quadratus Lazarenko 1966 | |
Trilobita | |
Tagenarella eniseica Lazarenko 1968 trilobite | |
Acrocephalites militans Lermontova 1940 trilobite | |
Irvingella norilica Lazarenko 1968 trilobite |