Comeault No. 1, Hudson Bay Basin, 2075 ft (Ordovician to of Canada)

Where: Manitoba, Canada (56.8° N, 90.8° W: paleocoordinates 10.7° S, 52.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Belodina confluens conodont zone, Portage Chute Formation (Bad Cache Rapids Group), Chatfieldian to Chatfieldian (453.8 - 450.2 Ma)

• Belodina confluens zone of Bad Cache Rapids is Portage Chute formation.

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; limestone and dolomite

• limestone, locally dolomitic and evaporitic, with thin basal clastic rocks

Size class: microfossils

Primary reference: S. Zhang and C. R. Barnes. 2007. Late Ordovician- Early Silurian conodont biostratigraphy and thermal maturity, Hudson Bay Basin. Bulletin of Canadian Petroleum Geology 55(3):179-216 [E. Jarochowska/P. Nätscher]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 177586: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 05.04.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
 Panderodontida - Panderodontidae
Panderodus unicostatus, Belodina confluens
Panderodus unicostatus Branson and Mehl 1933 conodont
Belodina confluens Sweet 1979 conodont
 Ozarkodinida -
Plectodina tenuis
 Protopanderodontida - Drepanoistodontidae
Drepanoistodus suberectus
Drepanoistodus suberectus Branson and Mehl 1933 conodont