|
Unit No. |
Description |
Thickness |
1
|
Bluish, silty brittle limestone, with worm tubes? or fucoids
|
1 ft.
|
2
|
Platy siltstone, limy, with Myalina subquad
|
5 ft.
|
3
|
Covered shale
|
18 ft.
|
4
|
Brown blocky sandstone
|
2 ft.
|
5
|
Gray and greenish shale poorly shown
|
25 ft.
|
6
|
Soft buff sandstone, makes scarp
|
5 ft.
|
7
|
Gray clayey shale, lower 8 ft. filled with bryozoans, crinoid stems and sponges
|
35 ft.
|
8
|
Plattsmouth Limestone
|
|
|
Compare with section at NW corner 14-21-15
|
|
|