Montana Group

{{Infobox rockunit | name = Montana Group | image = | caption = | type = Group | age = Cretaceous | prilithology = | otherlithology = | namedfor = | namedby = | region = South Dakota and Montana | country = United States | coordinates = | unitof = | subunits = | underlies = | overlies = | thickness = | extent = | area = | map = | map_caption = }}

The '''Montana Group''' is a geologic group located in South Dakota and Montana. It preserves fossils dating back to the Cretaceous period.

==See also== {{Portal |Earth sciences|Paleontology}} * List of fossiliferous stratigraphic units in South Dakota * Paleontology in South Dakota

==References== * {{cite web|title= Fossilworks: Gateway to the Paleobiology Database|author= ((Various Contributors to the Paleobiology Database))|url= https://www.fossilworks.org|access-date= 17 December 2021}}

Category:Geologic groups of South Dakota Category:Cretaceous South Dakota