Inwood Formation, Manitoba

Inwood Formation Stratigraphic range: Telychian ~436–433 Ma PreЄ Є O S D C P T J K Pg N ↓
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 / 53.2; -99.3
Paleocoordinates	[ ⚑ ] 10°00′S 51°24′W / 10.0°S 51.4°W / -10.0; -51.4
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]

The following fossils have been reported from the formation:^[1]

• ?Encrinurus tuberculifrons^[2]

• Leperditia hisingeri^[2]

• Camarotoechia indianensis^[2]
• Hyattidina junea^[2]

• Coelocaulus sp.
• Gastropoda indet.^[2]

• Lowoceras imbricatum^[2]
• Mandaloceras parvulum^[2]

• Clathrodictyon drummondense^[2]
• Clathrodictyon cf. striatellum^[2]

• List of fossiliferous stratigraphic units in Manitoba

• 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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