GSC 16008, Four Falls Creek (Triassic of Canada)

Where: British Columbia, Canada (57.8° N, 123.6° W: paleocoordinates 27.5° N, 34.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: hayesi ammonoid zone, Toad Formation, Bithynian (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by P.K. Sutherland in 1948; reposited in the GSC

Primary reference: F. H. McLearn. 1969. Middle Triassic (Anisian) ammonoids from northeastern British Columbia and Ellesmere Island. Geological Survey of Canada Bulletin 170:1-90 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 137096: authorized by Matthew Clapham, entered by Matthew Clapham on 10.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ceratitida - Parapopanoceratidae
Amphipopanoceras selwyni McLearn 1948 ceratite
 Ceratitida - Beyrichitidae
Nicomedites moderatus McLearn 1948 ceratite
Anagymnotoceras varium McLearn 1948 ceratite
 Ceratitida - Longobarditidae
Intornites intornatus McLearn 1946 ceratite
Czekanowskites pinguis McLearn 1946 ceratite