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Showing 1 to 1 of 1 for “"Fossil--North Dakota; Paleoecology"”.

  1. Fort Union (Paleocene) mollusks from southern Golden Valley and southeastern Billings counties, North Dakota

    … Valley, and Slope Counties in southwestern North Dakota. Tongue River sediments contain all nine of the species which include: two unionids, Plesielliptio priscus (Meek and Hayden) and Rhabdotophorus senec tus (White); one corbulid, Bicorbula mactriformis (Meek and Hayden); and six …

    nodak Repository record for Fort Union (Paleocene) mollusks from southern Golden Valley and southeastern Billings counties, North Dakota (opens in a new tab)