Where: Northwest Territories, Canada (64.0° N, 83.7° W: paleocoordinates 5.6° S, 43.0° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Red Head Rapids Formation, Richmondian (449.5 - 443.7 Ma)
• formation-level stratigraphic resolution
Environment/lithology: limestone
Size classes: macrofossils, microfossils
Reposited in the GSC
Collection methods: chemical, sieve,
• Graptolites and trilobites identified by Nelson and Johnson from rubble south of the mouth of Sixteen Mile Brook.
Primary reference: A. D. McCracken and G. S. Nowlan. 1989. Conodont paleontology and biostratigraphy of Ordovician carbonates and petroliferous carbonates on Southampton, Baffin, and Akpatok islands in the eastern Canadian Arctic. Canadian Journal of Earth Sciences 26(10):1880-1903 [S. Holland/T. Hanson/T. Hanson]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 26095: authorized by Steven Holland, entered by Tori Hanson on 03.10.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Pseudogygites cf. latimarginatus Hall 1847 trilobite | |
Pterobranchia | |
Amplexograptus sp. graptolite | |
Conodonta | |
Panderodus spp. Ethington 1959 conodont | |
? Periodon sp. Hadding 1913 conodont | |
Besselodus borealis Nowlan et al. 1988 conodont | |
Aphelognathus cf. divergens conodont | |
Drepanoistodus suberectus Branson and Mehl 1933 conodont |