| 词条 | Ludlow Formation |
| 释义 |
| name = Ludlow Formation | image = | caption = | type = Formation | age = Paleogene | period = Paleogene | prilithology = | otherlithology = | namedfor = | namedby = | region = North Dakota | country = United States | coordinates = | unitof = | subunits = | underlies = Cannonball Formation and Slope Formation | overlies = Hell Creek Formation | thickness = | extent = | area = | map = | map_caption = }} The Ludlow Formation is a geologic formation in western North Dakota.[1] It preserves fossils dating back to the Paleogene Period. See also{{Portal|North Dakota|Paleontology|Paleogene}}
References1. ^{{cite web|last1=Bluemle|first1=John P. 1988|title=Generalized Bedrock Geological Map of North Dakota|url=https://www.dmr.nd.gov/ndgs/documents/Publication_List/pdf/MisMaps/MM-28.pdf|publisher=North Dakota Geological Survey, Miscellaneous Map 28|accessdate=2017-02-03}}
2 : Paleogene Montana|Paleogene geology of North Dakota |
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