Shivelig-Khem River, units 14-16 (Cambrian of Russian Federation)

Where: Tuva, Russian Federation (51.4° N, 94.2° E: paleocoordinates 5.2° S, 6.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Shivelig Formation, Toyonian (512.9 - 510.2 Ma)

• 428 m thick, Obruchev stage

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone and lithified, tuffaceous sandstone

Size class: macrofossils

Primary reference: D. V. Osadchaya, L. N. Kashina, I. T. Zhuravleva and N. P. Borodina. 1979. Stratigrafiya i arkheotsiaty nizhnego kembriya Altaye-Sayanskoy skladchatoy oblasti [Lower Cambrian stratigraphy and archaeocyatha of the Altay-Sayan fold belt]. Trudy Instituta Geologii i Geofiziki, Sibirskoye Otdeleniye 380:1-215 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 81474: authorized by Wolfgang Kiessling, entered by Uta Merkel on 26.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Artiopoda
 Agnostida - Weymouthiidae
"Ladadiscus limbatus" = Mallagnostus, Tannudiscus tannuolaicus
"Ladadiscus limbatus" = Mallagnostus
Trilobita
 Corynexochida - Oryctocephalidae
 Redlichiida - Menneraspididae
 Ptychopariida - Alokistocaridae