Kechika Mountains (Cambrian of Canada)

Where: British Columbia, Canada (58.3° N, 126.7° W: paleocoordinates 11.2° N, 83.7° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Rosella Formation (Atan Group), Botomian (516.0 - 512.9 Ma)

• Bonnia-Olenellus zone

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

• detrital limestones, micritic limestones, limestone lenses; rare archaeocyaths

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. L. Mansy, F. Debrenne, and A. Y. Zhuravlev. 1993. Calcaires a archaeocyathes du Cambrien inferieur du nord de la Colombie Britannique (Canada), implications paleogeographiques et precisions sur l'extension du continent Americano-Koryakien [Lower Cambrian archaeocyath limestones of northern British Columbia (Canada), paleogeographic implications and precisions on the Americano-Koryakian continent extension]. Geobios 26(6):643-683 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 81084: authorized by Wolfgang Kiessling, entered by Uta Merkel on 03.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

 Archaeocyathida - Metacyathidae
Metaldetes fisheri archaeocyath sponge
Metaldetes sp. archaeocyath sponge
 Archaeocyathida - Copleicyathidae
Metacyathellus caribouensis archaeocyath sponge
Metacyathellus sp. Debrenne and Zhuravlev 1990 archaeocyath sponge
Gabrielsocyathus gabrielsensis archaeocyath sponge
 Archaeocyathida - Claruscoscinidae
Claruscoscinus cf. fritzi archaeocyath sponge
Fenestrocyathus sp. Handfield 1971 archaeocyath sponge
 Archaeocyathida - Archaeocyathidae
Arrythmocricus sp. archaeocyath sponge
Archaeocyathus sp. Billings 1861 archaeocyath sponge
Archaeocyathus arborensis Okulitch 1954 archaeocyath sponge
 Archaeocyathida - Archaeopharetridae
Protopharetra junensis Zhuravleva 1987 archaeocyath sponge
 Archaeocyathida - Gatagacyathidae
Gatagacyathus mansyi archaeocyath sponge
 Archaeocyathida - Usloncyathidae
Kechikacyathus natlaensis archaeocyath sponge
 Ajacicyathida - Ethmophyllidae
Cordilleracyathus sp. Handfield 1971 archaeocyath sponge
Cordilleracyathus blussoni Handfield 1971 archaeocyath sponge
Ethmophyllum whitneyi Meek 1868 archaeocyath sponge
 Ajacicyathida - Fallocyathidae
? Sekwicyathus sp. Handfield 1971 archaeocyath sponge
Sekwicyathus nahanniensis Handfield 1971 archaeocyath sponge
 Ajacicyathida - Ethmocyathidae
Mackenziecyathus bukryi archaeocyath sponge
 Ajacicyathida - Sajanocyathidae
Sajanocyathus ? princetonensis archaeocyath sponge