Earth:Inwood Formation, Manitoba
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Revision as of 18:24, 29 August 2022 by imported>Jslovo (change)
| Inwood Formation Stratigraphic range: Telychian ~436–433 Ma | |
|---|---|
| Type | Formation |
| Unit of | Interlake Group |
| Lithology | |
| Primary | Dolomite |
| Other | Halite, siltstone |
| Location | |
| Coordinates | [ ⚑ ] : 53°12′N 99°18′W / 53.2°N 99.3°W |
| Paleocoordinates | [ ⚑ ] 10°00′S 51°24′W / 10.0°S 51.4°W |
| Region | Manitoba |
| Country |  Canada |
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The Inwood Formation is a geologic formation in Manitoba. The silty and salty dolomites preserve fossils dating back to the Telychian stage of the Silurian period.[1]
Fossil content
The following fossils have been reported from the formation:[1]
Trilobites
Ostracods
- Leperditia hisingeri[2]
Strophomenata
Rhynchonellata
- Camarotoechia indianensis[2]
- Hyattidina junea[2]
Gastropods
- Coelocaulus sp.
- Gastropoda indet.[2]
Cephalopods
Stromatoporoidea
Corals
- Amplexoides severnensis[2]
- Asthenophyllum inwoodense[2]
- Favosites cf. niagarensis[2]
- Halysites catenularia[2]
- Neozaphrentis tyrrelli[2]
- Paleofavosites poulseni[2]
- P. transiens[2]
See also
- List of fossiliferous stratigraphic units in Manitoba
References
Bibliography
- Stearn, C. W. 1956. Stratigraphy and palaeontology of the Interlake Group and Stonewall Formation of Southern Manitoba. Geological Survey of Canada Memoir 281. 1–16.
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