Where: Krasnoyar, Russian Federation (68.0° N, 88.8° E: paleocoordinates 13.9° S, 9.1° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Yuraki Member (Tukalandy Formation), Yurakian (495.0 - 485.4 Ma)
• samples 36-40 of unit 24 (unit 24 is 50-65 m thick)
• group of beds-level stratigraphic resolution
Environment/lithology: perireef or subreef; lithified limestone
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 131097: authorized by Wolfgang Kiessling, entered by Uta Merkel on 19.07.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
| Rhynchonellata | |
|
Eoorthis cf. remnicha Winchell 1886 | |
| Trilobita | |
|
Yurakia yurakiensis Rozova 1963 trilobite
Polyariella pallida Rozova 1963 trilobite | |
|
Nordia lepida n. gen. n. sp. Rozova 1968 trilobite
Nordia aff. lepida Rozova 1968 trilobite
"Graciella graciensis" = Neograciella graciensis Rozova 1963 trilobite | |
Amorphella modesta, ? Amorphella magna n. sp.
Amorphella modesta Rozova 1963 trilobite
? Amorphella magna n. sp. Rozova 1968 trilobite | |
|
Eoacidaspis salairica Poletaeva 1956 trilobite | |