Where: Alberta, Canada (51.4° N, 116.5° W)

• Paleocoordinates: 37.6° N, 120.2° W (Wright 2013)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Bathyuriscus–Ptychoparella zone, Burgess Shale Formation, Amgan (510.2 - 504.5 Ma)

• Pagetia bootes Subzone

Environment/lithology: deep subtidal; limestone

Size class: mesofossils

Primary reference: S. C. Morris and J. S. Peel. 2013. A new Helcionelloid mollusk from the Middle Cambrian Burgess Shale, Canada. Journal of Paleontology 87(6):1067-1070 [W. Kiessling/M. Krause/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 152646: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 29.11.2013

Creative Commons license: CC0 (CC0)