Collection 90670 (Cambrian of Canada)

Where: Yukon Territory, Canada (65.1° N, 134.7° W: paleocoordinates 0.5° N, 65.8° W)

• coordinate stated in text

When: Bonnia-Olenellus trilobite zone, Unit 6 Member (Illtyd Formation), Dyeran (516.0 - 513.0 Ma)

• Was just Early Cambrian; however, Bonnia-Olenellus is Dyeran. Other papers state that Unit 6 of the Illtyd formation is restricted to the Olenellus zone proper.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, fine-grained, coarse, gray limestone

• Wavy medium dark grey fractured limestone altering with intervals of medium-light grey limestone with irregular parting surfaces

Size classes: macrofossils, mesofossils

Preservation: cast, mold/impression

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

• Trilobites only, collection 90670, 798.6m 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 156233: authorized by Melanie Hopkins, entered by Shaun Mahmood on 14.05.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Redlichiida - Olenellidae
Olenellus bufrontis n. sp. Fritz 1991 trilobite
 Redlichiida - Biceratopsidae
"Olenellus sphaerulosus" = Bolbolenellus sphaerulosus
"Olenellus sphaerulosus" = Bolbolenellus sphaerulosus Fritz 1991 trilobite