ammonites
Locality US688, Polar Bear Pass Area, Bathurst Is., Canada (Silurian of Canada)

Where: Nunavut, Canada (75.8° N, 98.4° W: paleocoordinates 0.5° N, 28.3° W)

When: Bathurst Island Formation, Ludfordian (421.3 - 418.7 Ma)

• In rock that was formerly known as the lower member of the Bathurst Island Formation before the merging of the Stuart Bay and Bathurst Island formations.

• member-level stratigraphic resolution

Environment/lithology: submarine fan; lithified, gray, calcareous sandstone

• Deposited by turbidites. Beds were deposited during periods of basement uplift along the eastern coast of Bathurst Island.
• monotonous dark grey, thin to medium bedded, fine-grained sandstones. Weather to light grey and then yellow.

Size class: macrofossils

Preservation: adpression, coalified, original carbon

Collection methods: surface (float),

• Sporangiate plant found in almost completely barren rock. A few fish parts also occur in the beds but are not included in the taxonomic list.

Primary reference: M. E. A. Kotyk. 1998. Late Silurian and Early Devonian fossil plants of Bathurst Island, Arctic Canada. University of Saskatchewan [P. Gensel/M. Kotyk] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 11426: authorized by Pat Gensel, entered by Michele Kotyk on 15.08.2001