Kuznetsk Alatau, Kiya River section - Unit XII, Subunits 1-3 (Cambrian of Russian Federation)

Also known as Reef 2012

Where: Kemorovo, Russian Federation (56.0° N, 88.0° E: paleocoordinates 11.9° S, 6.6° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Nalivkinicyathus cyroflexus other zone, Unit XII Member (Usa Formation), Atdabanian (521.0 - 516.0 Ma)

• Nallvkinicyathus cyroflexus zone

• group of beds-level stratigraphic resolution

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

• Subunits 1-3 represent bioherms, biohermal massifs.

Size class: macrofossils

Primary reference: I. T. Zhuravleva, I. A. Konyaeva, D. V. Osadchaya and A. S. Boyarinov. 1997. Biostratigraphy of the Kiya River section. - Early Cambrian Archaeocyaths and spicular sponges from the Kiya River section (Kuznetsk Alatau). Annales de Paléontologie 83(1):3-92 [W. Kiessling/S. Nurnberg]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 56758: authorized by Wolfgang Kiessling, entered by Sabine Nürnberg on 24.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Archaeocyatha
 Capsulocyathida - Fransuasaecyathidae
Fransuasaecyathus subtumulatus archaeocyath sponge
 Capsulocyathida - Cryptoporocyathidae
Capsulocyathus sp. archaeocyath sponge
Capsulocyathus subcallosus archaeocyath sponge
Capsulocyathus irregularis archaeocyath sponge
 Monocyathida - Tumuliolynthidae
Tumuliolynthus sp. Zhuravleva 1963 archaeocyath sponge
Tumuliolynthus musatovi archaeocyath sponge
Tumuliolynthus tubexternus archaeocyath sponge
 Monocyathida - Monocyathidae
Archaeolynthus sp. Taylor 1910 archaeocyath sponge
 Ajacicyathida - Asterocyathidae
Erismacoscinus sp. Debrenne 1958 archaeocyath sponge
Erismacoscinus fimbrillatus archaeocyath sponge
 Ajacicyathida - Dokidocyathidae
Dokidocyathus stricta archaeocyath sponge
 Ajacicyathida - Torosocyathidae
Torosocyathus sp. Kashina 1972 archaeocyath sponge
 Ajacicyathida - Bronchocyathidae
Compositocyathus kuznetsovi archaeocyath sponge
Taylorcyathus inclinatus archaeocyath sponge
Taylorcyathus subtersiensis archaeocyath sponge
Thalamocyathus continuus archaeocyath sponge
Gordonicyathus subhowelli archaeocyath sponge
 Ajacicyathida - Ajacicyathidae
Sibirecyathus suvorovae archaeocyath sponge
Nochoroicyathus sp. Zhuravleva 1951 archaeocyath sponge
Nochoroicyathus khemtschikensis archaeocyath sponge
? Kisasacyathus sp. Konyushkov 1972 archaeocyath sponge
 Ajacicyathida - Ethmocyathidae
Inessocyathus heterospinosus archaeocyath sponge
 Ajacicyathida - Densocyathidae
Leptosocyathus mirus archaeocyath sponge
 Ajacicyathida - Sajanocyathidae
Irinaecyathus tuvaensis archaeocyath sponge
 Ajacicyathida - Annulocyathidae
Annulocyathella sp. Vologdin 1962 archaeocyath sponge
 Ajacicyathida - Jakutocarinidae
Russocyathus sp. archaeocyath sponge
 Ajacicyathida - Tumulocyathidae
Isiticyathus picnoseptatus archaeocyath sponge
 Ajacicyathida - Sanarkocyathidae
Neokolbicyathus azhuravlevi archaeocyath sponge
 Ajacicyathida - Geocyathidae
Geocyathus botomaensis archaeocyath sponge