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Ecoregions of North Dakota and South Dakota

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Level IV Ecoregion

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Home North Dakota Ecoregions South Dakota Ecoregions Level III Ecoregions Introduction Literature Cited Major Sources

17 Middle Rockies 17a Black Hills Foothills 17b Black Hills Plateau 17c Black Hills Core Highlands 25 Western High Plains 25a Pine Ridge Escarpment 42 Northwestern Glaciated Plains 42a Missouri Coteau 42b Collapsed Glacial Outwash 42c Missouri Coteau Slope 42d Northern Missouri Coteau 42e Southern Missouri Coteau 42f Southern Missouri Coteau Slope 42g Ponca Plains 42h Southern River Breaks 42i Glaciated Dark Brown Prairie 43 Northwestern Great Plains 43a Missouri Plateau 43b Little Missouri Badlands 43c River Breaks 43d Forested Buttes 43e Sagebrush Steppe 43f Subhumid Pierre Shale Plains 43g Semiarid Pierre Shale Plains 43h White River Badlands 43i Keya Paha Tablelands 43j Moreau Prairie 43k Dense Clay Prairie 44 Nebraska Sand Hills 44a Nebraska Sand Hills 46 Northern Glaciated Plains 46a, Pembina Escarpment 46b Turtle Mountains 46c Glacial Lake Basins 46d Glacial Lake Deltas 46e Tewaukon Dead Ice Moraine 46f End Moraine Complex 46g Northern Black Prairie 46h Northern Dark Brown Prairie 46i Drift Plains 46j Glacial Outwash 46k Prairie Coteau 46l Prairie Coteau Escarpment 46m Big Sioux Basin 46n James River Lowland 46o Minnesota River Prairie 47 Western Corn Belt Plains 47a Loess Prairies 47d Missouri Alluvial Plain 48 Lake Agassiz Plain 48a Glacial Lake Agassiz Basin 48b Sand Deltas and Beach Ridges 48c Saline Area

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U.S. Department of the Interior | U.S. Geological Survey
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Page Last Modified: August 3, 2006