Narwhal O-58, Red Head Rapids Fm, Amorphognathus ordovicicus Z: Gamach, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Conodonta
- Prioniodontida
- Rhipidognathidae
|
|||||||
Rhipidognathus symmetricus
Branson et al. 1951
|
|||||||
Conodonta
- Protopanderodontida
- Drepanoistodontidae
|
|||||||
Drepanoistodus suberectus
(Branson and Mehl 1933)
|
|||||||
see common names |
Geography
Country: | Canada | State/province: | Manitoba |
Coordinates: | 57.9° North, 84.3° West (view map) | ||
Paleocoordinates: | 10.1° South, 45.9° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | outcrop |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
Stage: | Hirnantian | 10 m.y. bin: | Ordovician 5 |
Key time interval: | Gamach | Conodont zone: | Amorphognathus ordovicicus |
Age range of interval: | 445.60000 - 443.70000 m.y. ago |
Stratigraphy
Formation: | Red Head Rapids |
Stratigraphic resolution: | group of beds |
Lithology and environment
Primary lithology: | dolomite |
Secondary lithology: | evaporite |
Lithology description: dolostone, calcareous 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: | 177683 | ||
Authorizer: | W. Kiessling | Enterer: | M. Krause | Research group: | marine invertebrate |
Created: | 2016-04-08 05:17:12 | Last modified: | 2016-04-08 05:17:12 |
Access level: | authorizer only | Released: | 2018-04-08 05:17:12 |
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] |