Udzhigingol River. Loc. 129 (Cambrian of Kazakhstan)

Where: Kazakhstan (50.2° N, 99.9° E: paleocoordinates 2.6° S, 4.2° E)

When: Neopagetina conica - Abakolia pauca - Menneraspis trilobite zone, Udzhigingol Formation, Toyonian (512.9 - 510.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: black, silty limestone

• The horizon consists of limestone finely and medium-platy, black, fine-grained, in some places clayey with a flat surface layers

Size classes: macrofossils, mesofossils

Primary reference: M. N. Korobov. 1980. Biostratigrafiia i miomernye trilobity nizhnego kembriia Mongolii [Biostratigraphy and miomeroid trilobites from the Lower Cambrian of Mongolia]. Transactions of the Joint Soviet-Mongolian Sciences - Research Geology and Exploration 26:5-108 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 225077: authorized by Pete Wagner, entered by Pete Wagner on 23.04.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

 Redlichiida - Menneraspididae
 Corynexochida - Dorypygidae
 Agnostida - Calodiscidae
 Agnostida - Hebediscidae
"Planodiscus patulus" = Parapagetia patulus Korobov 1980
 Agnostida - Weymouthiidae