Lena River, Oy-Muran (Kokoulinsk) bioherm complex, unit 15 interbiohermal facies (Cambrian of Russian Federation)

Also known as Reef 1745

Where: Yakutiya, Russian Federation (61.0° N, 126.1° E: paleocoordinates 9.3° S, 12.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Botomian (516.0 - 512.9 Ma)

• Taryn or Tolbachan Formation

• 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 81240: authorized by Wolfgang Kiessling, entered by Uta Merkel on 12.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Archaeocyatha
 Archaeocyathida - Anthomorphidae
Anthomorpha sp. Bornemann 1884 archaeocyath sponge
 Archaeocyathida - Archaeocyathidae
"Archaeofungia sp." = Pycnoidocyathus, "Archaeofungia suvorovae" = Pycnoidocyathus, "Archaeofungia polysynapticulosus" = Pycnoidocyathus
"Archaeofungia sp." = Pycnoidocyathus Taylor 1910 archaeocyath sponge
"Archaeofungia suvorovae" = Pycnoidocyathus archaeocyath sponge
"Archaeofungia polysynapticulosus" = Pycnoidocyathus archaeocyath sponge
 Archaeocyathida - Loculicyathidae
"Robustocyathus sp." = Cambrocyathellus
"Robustocyathus sp." = Cambrocyathellus archaeocyath sponge
 Ajacicyathida - Ethmophyllidae
Ethmophyllum sp. Meek 1868 archaeocyath sponge
 Ajacicyathida - Carinacyathidae
"Porocyathus ex gr. squamosus" = Carinacyathus, "Porocyathus sp." = Carinacyathus, "Porocyathus shenfili" = Carinacyathus
"Porocyathus ex gr. squamosus" = Carinacyathus archaeocyath sponge
"Porocyathus sp." = Carinacyathus archaeocyath sponge
"Porocyathus shenfili" = Carinacyathus archaeocyath sponge
 Ajacicyathida - Erbocyathidae
Ladaecyathus sublimbatus archaeocyath sponge
 Ajacicyathida - Ajacicyathidae
Nochoroicyathus sp. Zhuravleva 1951 archaeocyath sponge
Nochoroicyathus lenaicus archaeocyath sponge
Ajacicyathus sp. Bedford and Bedford 1939 archaeocyath sponge
 Ajacicyathida - Bronchocyathidae
Taylorcyathus subtaylori archaeocyath sponge
 Ajacicyathida - Sajanocyathidae
Formosocyathus veronicae archaeocyath sponge
 Ajacicyathida - Botomocyathidae
Botomocyathus zelenovi archaeocyath sponge
Botomocyathus astrus archaeocyath sponge
 Ajacicyathida - Pretiosocyathidae
Pretiosocyathus meshkovae archaeocyath sponge
 Ajacicyathida - Geocyathidae
"Jakutocyathus sp." = Geocyathus
"Jakutocyathus sp." = Geocyathus archaeocyath sponge
 Ajacicyathida - Tumulocyathidae
"Tumulocyathellus sp." = Plicocyathus, "Tumulocyathus sp." = Tumulocyathus, "Kotuyicyathus sp." = Tumulocyathus
"Tumulocyathellus sp." = Plicocyathus Vologdin 1960 archaeocyath sponge
"Tumulocyathus sp." = Tumulocyathus archaeocyath sponge
"Kotuyicyathus sp." = Tumulocyathus archaeocyath sponge
 Ajacicyathida - Rozanovicyathidae
Rozanovicyathus alexi archaeocyath sponge
 Monocyathida - Tumuliolynthidae
Tumuliolynthus tubexternus archaeocyath sponge
Tumuliolynthus karakolensis archaeocyath sponge
 Capsulocyathida - Coscinocyathidae
Coscinocyathus vsevolodi archaeocyath sponge
Coscinocyathus dianthus archaeocyath sponge
 Capsulocyathida - Clathricoscinidae
Clathricoscinus latus archaeocyath sponge
 Capsulocyathida - Tomocyathidae
"Tomocyathus nebulosus" = Coscinocyathella
"Tomocyathus nebulosus" = Coscinocyathella archaeocyath sponge
 Capsulocyathida - Fransuasaecyathidae
Fransuasaecyathus subtumulatus archaeocyath sponge
subsp. secundus
Fransuasaecyathus sp. archaeocyath sponge
  -
Rhizacyathus sp. Bedford 1939 archaeocyath sponge