ammonites
Locality US635, Cheyne River Area, Bathurst Island, Canada (Devonian of Canada)

Where: Nunavut, Canada (76.2° N, 98.2° W: paleocoordinates 3.9° S, 24.5° W)

• outcrop-level geographic resolution

When: Monograptus yukonensis zone zone, Bathurst Island Formation, Pragian (412.3 - 409.1 Ma)

• in beds formerly assigned to the lower member of the Stuart Bay Formation.

• member-level stratigraphic resolution

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

• Deposited by turbidites. Plant-bearing beds often are interbedded with chert-pebble conglomerates. 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),

• Collected on 11 July 1995. Not processed for microfossils

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 11488: authorized by Pat Gensel, entered by Michele Kotyk on 17.08.2001