E. W. Hilgard on the Quaternary of Mississippi. $11 
justing the other plane, motion of the joint only is to be used. y ob- 
— 
Arr. XXXVIIL—On the Quaternary Formations of the State of 
Mississippi; by Kua. W. HinGarp, Ph.D. State Geologist of 
ississippi. 
Iv my Report on the Geology and Agriculture of Mississippi, 
Printed in 1860, I have given my observations on the Quaternary 
formations of the state. (See pp. 5 to 46, and 194 to 201, incl.) 
Tnow desire to present some general considerations on this sub- 
Ject, which in the place referred to could find but a brief men- 
Hon or discussion. In so doing I shall not reiterate in detail the 
facts and observations recorded there, but in mentioning them 
8. The “ Yellow Loam.” 
4. The “ Hummocks,” or Second Bottoms, which I shall. con- 
6 
Sider in the order of their age. 
