176 Transactions of the Academy of Science of St. Louts 
frotile wher hips 
Present? sfrearnr preie: 
Terrace produced by aggrading and Toho ar ai [16 017) - 
plete pig Roe 7 an arnobstriucted ST: 
Present streant prota. 
B. Fragments of a terrace produced by ae, Oo S1AIOM yna 
pape stream followed by (ncamplete eras(an at The 
depos. 
filling materiat proved 
in thjs direction. ———- 
Former. level of (ake. 
~ 
~ 
~~. _ os 
file 
ek reer.” 
— Tahig otgciteht Yorred 4774 tributary TO ‘aA 
pit Poe! PIASTEY STTEDIA WAS Over 
ce Followed poatys NEAT part lal EFOSIOl7 ia He 
delfa-ke ALLI5S/7 Werte thar Fae stape oF FE 
terrace rap 13 contrary Fo Phe stream prartile. 
Figure 2. Types of terraces found in the Middle Mississippi 
River Region. 
