A402/1-3a-b, k, Opposite Isit' Village, Lena River (Cambrian of Russian Federation)

Also known as Reef 2803; Isit, Lena River, bioherm

Where: Yakutiya, Russian Federation (60.8° N, 125.3° E: paleocoordinates 17.9° S, 13.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tolba Formation, Nemakit-Daldynian (538.8 - 525.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified, stromatolitic, gray reef rocks and dolomite

• Gray microphytolic dolomites and limestones representing biohermial facies. The bioherms, whose roof alone is exposed, are formed of light gray stromatolitic limestones. Thick playt, light gray microgranular limestones funs above the bioherms.

•

Size classes: macrofossils, mesofossils, microfossils

Primary reference: A. Y. Rozanov, V. V. Missarzhevsky, N. A. Volkova, L. G. Voronova, I. N. Krylov, B.M. Keller, I. K. Korolyuk, K. Lendzion, R. Mikhnyar, N. G. Pykhova, and A. D. Sidorov. 1969. Tommotskiu jarus i problema nizhney granisty kembriya [The Tommotian Stage and the Cambrian lower Boundary problem]. Trudy Geoligske Institut Leningrad 206:1-379 [P. Wagner/P. Wagner/P. Novack-Gottshall]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 81109: authorized by Wolfgang Kiessling, entered by Uta Merkel on 05.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• This is the lowest bed in the Isit' Village section
Show authors, comments, and common names
Botomaella
  -
Botomaella sp.
Botomaella sp. Korde 1958
 Life -
Korilophyton sp.
Korilophyton sp. Voronova 1976 acritarchs
Renalcis
  - Chabakoviacea
Renalcis sp.
Renalcis sp. Vologdin 1932
Subtifloria
  -
Subtifloria sp.
Subtifloria sp. Maslov 1956