Shivelig-Khem River, unit 11 (Cambrian of Russian Federation)

Also known as Reef 3788

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: Upper Shangan Formation, Botomian (516.0 - 512.9 Ma)

• 93 m thick, Sanashtykgol stage

• group of beds-level stratigraphic resolution

Environment/lithology: perireef or subreef; lithified limestone

Size class: macrofossils

Collection methods: peel or thin section,

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 81471: authorized by Wolfgang Kiessling, entered by Uta Merkel on 25.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Archaeocyatha
 Archaeocyathida - Archaeocyathidae
"Claruscyathus solidus" = Archaeocyathus, "Claruscyathus billingsi" = Archaeocyathus, "Flindersicyathus yavorskii" = Archaeocyathus, "Flindersicyathus latus" = Archaeocyathus
"Claruscyathus solidus" = Archaeocyathus archaeocyath sponge
"Claruscyathus billingsi" = Archaeocyathus archaeocyath sponge
"Flindersicyathus yavorskii" = Archaeocyathus archaeocyath sponge
"Flindersicyathus latus" = Archaeocyathus archaeocyath sponge
 Archaeocyathida - Archaeopharetridae
Protopharetra rotunda archaeocyath sponge
 Archaeocyathida - Dictyocyathidae
Dictyocyathus yavorskii archaeocyath sponge
 Archaeocyathida - Anthomorphidae
Anthomorpha rachkovskii archaeocyath sponge
 Archaeocyathida - Shiveligocyathidae
Shiveligocyathus vesiculoides archaeocyath sponge
 Archaeocyathida - Syringocnemidae
Syringocnema magna archaeocyath sponge
 Capsulocyathida - Clathricoscinidae
Clathricoscinus infirmus archaeocyath sponge
Clathricoscinus vassilievi archaeocyath sponge