IOWA academy oy sciences, voe. jm. 
PLATE II. 
Figure 1 Thin-bedded LeOlaire limestone overlying the phase represented in 
Plate I, figure 2. as seen on west side of Main street, LeOlaire, Iowa At this point 
sub-marine erosion removed portions of certain beds, and the space so formed was 
subsequently filled with a second set of beds which overlapped obliquely the eroded 
edges of the first. 
