Explanation of Plate XIV. 



PlG. 1. The laminated and stratified deposit, evidently a buried 

 pond - bed, in first cut east of Lanesboro, Iowa, along the C. , G. W. Ry. 

 There are strongly oxidized bands, alternating with loess-like material, 

 which is compact, and contains shells of Pisidiufn. (See p. 375). 



FjG. 2. A large sand - dune, with cotton-woods, west of California 

 Junction, Harrison county, Iowa. Sections of this dune showed lami- 

 nated sand clearly. (See p. 374). 



