Comeault No. 1, Hudson Bay Basin, 1700-1600 ft: Richmondian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Conodonta
- Coleodontidae
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"Neocoleodus" sp.
Branson and Mehl 1933
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Conodonta
- Protopanderodontida
- Drepanoistodontidae
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Drepanoistodus suberectus
(Branson and Mehl 1933)
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Conodonta
- Ozarkodinida
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Plectodina tenuis
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Conodonta
- Prioniodontida
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Pseudooneotodus sp. n. sp.
Drygant 1974
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Pseudooneotodus beckmanni
(Bischoff and Sannemann 1958)
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Conodonta
- Prioniodontida
- Balognathidae
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Amorphognathus ordovicicus
Bergström and Bergström 1996
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Conodonta
- Prioniodontida
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Aphelognathus pyramidalis
(Branson et al. 1951)
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Oulodus sp.
Branson and Mehl 1933
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Conodonta
- Panderodontida
- Panderodontidae
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Plegagnathus dartoni
Stone and Furnish 1959
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Belodina confluens
Sweet 1979
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Panderodus liratus
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Panderodus unicostatus
(Branson and Mehl 1933)
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| original and current combination Paltodus unicostatus | |||||||
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Pseudobelodina dispansa
(Glenister 1957)
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Pseudobelodina vulgaris
Sweet 1979
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Conodonta
- Belodellida
- Belodellidae
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Walliserodus curvatus
(Branson and Branson 1947)
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| see common names | |||||||
Geography
| Country: | Canada | State/province: | Manitoba |
| Coordinates: | 56.8° North, 90.8° West (view map) | ||
| Paleocoordinates: | 9.3° South, 50.2° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Late/Upper Ordovician |
| Stage: | Katian | 10 m.y. bin: | Ordovician 5 |
| Key time interval: | Richmondian | Conodont zone: | Amorphognathus ordovicicus |
| Age range of interval: | 449.80000 - 446.00000 m.y. ago |
Stratigraphy
| Geological group: | Churchill River | Formation: | Caution Creek | ||
| Local section: | Comeault No. 1 | Local bed: | 1700-1600 ft | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Formation not named but should be Caution Creek | |||||
Lithology and environment
| Primary lithology: | "limestone" |
| Lithology description: fossiliferous limestone in the lower part changing upwards to dolostone and evaporite. | |
| Environment: | shallow subtidal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 177632 | ||
| Authorizer: | W. Kiessling | Enterer: | M. Krause |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2016-04-07 03:50:48 | Last modified: | 2018-05-16 17:46:00 |
| Access level: | the public | Released: | 2016-04-07 03:50:48 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 58686. | 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] |