Where: Nunavut, Canada (76.0° N, 111.8° W: paleocoordinates 40.1° N, 3.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Assistance Formation, Roadian (272.5 - 268.0 Ma)

• High in Permian sequence, probably equivalent to Unit B, unnamed Guadalupian Formation of Nassichuk et al. (1965)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Primary reference: J. B. Waterhouse. 1969. Permian Strophalosiidae (Brachiopoda) from the Canadian Arctic Archipelago. Journal of Paleontology 43:28-40 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 120473: authorized by Matthew Clapham, entered by Matthew Clapham on 13.11.2011

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)