Collection 90660 (Cambrian of Canada)

Where: Yukon Territory, Canada (65.1° N, 134.7° W)

• Paleocoordinates: 47.0° N, 107.7° W (Wright 2013)

• coordinate stated in text

When: Bonnia-Olenellus trilobite zone, Unit 3 Member (Illtyd Formation), Dyeran (515.3 - 509.7 Ma)

• Bonnia-Olenellus is Dyeran

• group of beds-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, brown, yellow shale and lithified, brown limestone

• Yellowish brown weathering shale , medium grey on fresh surfaces. red weathering interbeds with abundant interbeds of brown limestone, includes medium brown to orange-brown sandstones

Size classes: macrofossils, mesofossils

Preservation: cast, mold/impression

Collected by W. H. Fritz; reposited in the GSC

• Trilobites only, collection 90660, 315.4m from the base of the Illtyd formation

Primary reference: W. H. Fritz. 1991. Lower Cambrian Trilobites from the Illtyd Formation, Wernecke Mountains, Yukon Territory. In N.C. Ollerenshaw, L. Reynolds (eds.), Geological Survey of Canada Bulletin 409 [M. Hopkins/S. Mahmood]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 156216: authorized by Melanie Hopkins, entered by Shaun Mahmood on 12.05.2014

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Trilobita
 Corynexochida - Dorypygidae
Bonnia quadrata n. sp.
Bonnia quadrata n. sp. Fritz 1991 trilobite