Lena River, Oy-Muran (Kokoulinsk) bioherm complex, unit 6-7 interbioherm facies (Cambrian of Russian Federation)

Also known as Reef 1745

Where: Yakutiya, Russian Federation (61.0° N, 126.1° E: paleocoordinates 10.3° S, 13.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pestrotsvet Formation, Atdabanian (521.0 - 516.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: perireef or subreef; lithified limestone

Size class: macrofossils

Primary reference: I. T. Zhuravleva. 1972. Rannekembriyskiye fatsialnyye kompleksy arkheotsiat (r. Lena, sredneye techeniye) [Lower Cambrian archaeocyath complexes (middle Lena River)]. in I. T. Zhuravleva, ed., Problemy biostratigrafii i paleontologii nizhnego kembriya Sibiri [Lower Cambrian biostratigraphical and paleontological problems of Siberia] 31-109 [W. Kiessling/U. Merkel/U. Merkel]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 81198: authorized by Wolfgang Kiessling, entered by Uta Merkel on 10.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Archaeocyatha
 Capsulocyathida - Coscinocyathidae
Coscinocyathus sp. Bornemann 1884 archaeocyath sponge
Coscinocyathus rojkovi archaeocyath sponge
Coscinocyathus dianthus archaeocyath sponge
 Archaeocyathida -
Sphinctocyathus oimuranicus archaeocyath sponge
Sphinctocyathus sp. Zhuravleva 1962 archaeocyath sponge
 Archaeocyathida - Dictyocyathidae
Dictyocyathus sp. archaeocyath sponge
Dictyocyathus translucidus archaeocyath sponge
 Archaeocyathida - Loculicyathidae
Okulitchicyathus discoformis archaeocyath sponge
Paranacyathus subartus archaeocyath sponge
Cambrocyathellus pokrovskajae archaeocyath sponge
 Ajacicyathida -
Archaeocyathellus sp. Ford 1873 archaeocyath sponge
 Ajacicyathida - Dokidocyathidae
Dokidocyathus lenaicus archaeocyath sponge
 Ajacicyathida - Ethmophyllidae
Ethmophyllum rossicum archaeocyath sponge
 Ajacicyathida - Bronchocyathidae
Compositocyathus sp. archaeocyath sponge
 Ajacicyathida - Bipallicyathidae
Heckericyathus sp. Zhuravleva 1960 archaeocyath sponge
Heckericyathus heckeri Zhuravleva and Zelenov 1955 archaeocyath sponge
 Ajacicyathida - Ajacicyathidae
Orbicyathus sp. Vologdin 1937 archaeocyath sponge
Ajacicyathus sp. Bedford and Bedford 1939 archaeocyath sponge
? Ajacicyathus cf. biohermicus archaeocyath sponge
Ajacicyathus anabarensis archaeocyath sponge
Ajacicyathus gigantoporus archaeocyath sponge
 Ajacicyathida - Geocyathidae
Geocyathus sp. archaeocyath sponge
 Ajacicyathida - Tumulocyathidae
Tumulocyathus sp. archaeocyath sponge