Runningwater Formation

Geology

Group: Hemingford

Members: unnamed (74), lower (1)

Lithologies: not reported (68), sandstone (6), conglomerate (3)

Paleoenvironments: terrestrial indet. (69), fluvial indet. (6)

Age range: Early/Lower Hemingfordian or 18.50000 to 16.30000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Hemingfordian18.5 - 16.3USA (Nebraska) (17864 17865 17873 17874 17875 17879 17881 17882 17887 17888 17891 17892 17894 17898 17899 17906 17921 17922 17923 17924 17926 17927 17928 17929 17930 17931 17932 17933 17934 17935 17936 17937 17938 17939 17940 17941 17942 17943 17944 17945 17946 17947 17948 17949 17950 17954 17962 17963 17973 17974 17977 17978 17989 17997 18005 18006 18007 18008 18009 18021 26019 27418 34754 35606 35607 69808 69915 69916 102283 156991 156992 156993 160680 167867 170148 234755)