GSC #738721- Caribou Pass section (Cambrian of Canada)

Also known as 73871

Where: Northwest Territories, Canada (63.6° N, 129.3° W)

• Paleocoordinates: 40.5° N, 115.5° W (Wright 2013)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• Collections are spread over a stratigraphic distance of 240 feet. 1700 ft above base of Sekwi Formation.

• bed-level stratigraphic resolution

Environment/lithology: deep subtidal; dolomitic, silty limestone

• Collections from silty, dolomitic limestone.

Size class: macrofossils

Preservation: replaced with dolomite

Reposited in the GSC

• Collections made by Handfield during 1965 and 1966. Collections are reposited at Geological Survey of Canada

Primary reference: R. C. Handfield. 1971. Archaeocyatha from the MacKenzie and Cassiar Mountains, Northwest Territories, Yukon Territory and British Columbia. Geological Survey of Canada Bulletin 201:1-119 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49020: authorized by Austin Hendy, entered by Austin Hendy on 05.04.2005

Creative Commons license: CC0 (CC0)

Taxonomic list

• Exhaustive for archaeocyathids; some trilobites
Show authors, comments, and common names
Archaeocyatha
 Capsulocyathida - Coscinocyathidae
Coscinocyathus fritzi
Coscinocyathus fritzi Handfield 1971 archaeocyath sponge
n. sp.
 Ajacicyathida - Sajanocyathidae
Palmericyathus lineatus
Palmericyathus lineatus Greggs 1959 archaeocyath sponge
n. sp.
 Ajacicyathida - Ethmophyllidae
Cordilleracyathus blussoni
Cordilleracyathus blussoni Handfield 1971 archaeocyath sponge
n. gen. et n. sp.
 Archaeocyathida - Claruscoscinidae
Claruscoscinus billingsi
Claruscoscinus billingsi Vologdin 1940 archaeocyath sponge
n. gen.
 Archaeocyathida - Archaeocyathidae
Pycnoidocyathus sekwiensis
Pycnoidocyathus sekwiensis archaeocyath sponge
n. sp.