Southampton Island, Sixteen Mile Brook, GSC Loc. O-103913 (Ordovician of Canada)

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

• Environmental call by T. Hanson.
• Platy limestone sample.

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
 Asaphida - Asaphidae
Pterobranchia
 Graptoloidea - Diplograptidae
Conodonta
 Panderodontida - Panderodontidae
Panderodus spp. Ethington 1959 conodont
 Ozarkodinida -
? Periodon sp. Hadding 1913 conodont
 Belodellida -
Besselodus borealis Nowlan et al. 1988 conodont
 Prioniodontida -
 Protopanderodontida - Drepanoistodontidae
Drepanoistodus suberectus Branson and Mehl 1933 conodont