Where: British Columbia, Canada (58.7° N, 124.2° W: paleocoordinates 28.4° N, 34.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collection methods: Repository: PIMUZ

Primary reference: C. Ji and H. Bucher. 2018. Anisian (Middle Triassic) ammonoids from British Columbia (Canada): biochronological and palaeobiogeographical implications. Papers in Palaeontology 4:623-642 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 197414: authorized by Matthew Clapham, entered by Matthew Clapham on 09.11.2018

Creative Commons license: CC BY (attribution)