Western Torgashino Ridge, unit 3 (Cambrian of Russian Federation)

Also known as Reef 3782

Where: Krasnoyarskiy Kray, Russian Federation (56.0° N, 92.9° E: paleocoordinates 9.6° S, 5.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• sample 40, 70 m thick, Obruchev stage

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• massive calcimicrobial-archaeocyathan bioherm

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 81435: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Archaeocyatha
 Ajacicyathida - Sajanocyathidae
Irinaecyathus ratus archaeocyath sponge
Irinaecyathus sp. archaeocyath sponge
Irinaecyathus grandiperforatus archaeocyath sponge
"Kandatocyathus kalleganovi" = Irinaecyathus kalleganovi Osadchaya et al. 1979 archaeocyath sponge
 Ajacicyathida - Erbocyathidae
Erbocyathus sp. archaeocyath sponge
 Ajacicyathida - Tegerocyathidae
"Tegerocyathus abakanensis" = Tegerocyathus, "Alexandricyathus edelsteini" = Tegerocyathus, "Alexandricyathus ultrus" = Tegerocyathus ultrus
"Tegerocyathus abakanensis" = Tegerocyathus archaeocyath sponge
"Alexandricyathus edelsteini" = Tegerocyathus archaeocyath sponge
"Alexandricyathus ultrus" = Tegerocyathus ultrus Osadchaya et al. 1979 archaeocyath sponge
 Archaeocyathida - Archaeocyathidae
"Archaeocyathus sp." = Archaeocyathus, "Archaeocyathus erbiensis" = Archaeocyathus, "Archaeocyathus ex gr. subradiatus" = Archaeocyathus, "Retecyathus kuzmini" = Archaeocyathus, "Vadimocyathus chikinevae" = Archaeocyathus chikinevae
"Archaeocyathus sp." = Archaeocyathus Billings 1861 archaeocyath sponge
"Archaeocyathus erbiensis" = Archaeocyathus archaeocyath sponge
"Archaeocyathus ex gr. subradiatus" = Archaeocyathus archaeocyath sponge
"Retecyathus kuzmini" = Archaeocyathus archaeocyath sponge
"Vadimocyathus chikinevae" = Archaeocyathus chikinevae Osadchaya et al. 1979 archaeocyath sponge
Epiphyton
  - Ludloviaceae
Renalcis
  - Chabakoviacea
Chabakovia
  - Chabakoviacea