16t'. N side of Sinclair Canyon 1524 m. above creek, west of Radium Hot Springs ( of Canada)

Where: British Columbia, Canada (50.6° N, 116.1° W: paleocoordinates 2.9° S, 73.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Mons Formation, Skullrockian (487.5 - 482.3 Ma)

• 1e of section in a gray limestone

• formation-level stratigraphic resolution

Environment/lithology: lithified, gray, argillaceous limestone and lithified limestone

• layers of limestone interbedded in gray argillaceous shale

Size classes: macrofossils, mesofossils

Reposited in the USNM

Collection methods: peel or thin section,

Primary reference: C. D. Walcott. 1925. Cambrian Geology and Paleontology V. No. 3. Cambrian and Ozarkian trilobites. Smithsonian Miscellaneous Collections 75(3):64-146 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 233704: authorized by Pete Wagner, entered by Pete Wagner on 26.02.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Lingulata
 Lingulida - Obolidae
Lingulella cf. desiderata
Trilobita
 Asaphida - Dikelocephalidae
Briscoia sinclairensis n. gen. n. sp.
Briscoia sinclairensis n. gen. n. sp. Walcott 1924 trilobite