440 LIFE OF THE PLEISTOCENE 



Thomas, Benj. W. 



1893. Diatomaceae of Minnesota Interglacial Peat with List of Species and some 

 Notes upon them by H. L. Smith. Geol. Nat. Hist. Surv. Minn., 20th An. 

 Rep., pp. 290-306. 



Thomas, Wilbur A. 



1917. A Picea from the Glacial Drift. Proc. Iowa Acad. Sci. for 1917, XXIV, pp. 455- 

 456. 

 Thompson, Samuel. 



1884. Reminiscences of a Canadian Pioneer. (Fossils p. 286.) 

 Thompson, Wm. A. 



1833. Facts Relating to Diluvial Action. Amer. Journ. Sci., (i), XXIII, pp. 243-249. 



1886. A Geological Survey of Clinton County. Dept. Geol. Nat. Hist., Ind., 15th An. 

 Rep., p. 159. 

 Thompson, Zadock. 



1850. An Account of some Fossil Bones found in Vermont, in making Excavations 

 for the Rutland and Burlington Railroad. Amer. Journ. Sci., (ii), IX, pp. 256- 

 263. 



1851. (Fossil wood). Proc. Bost. Soc. Nat. Hist., IV, pp. 33-34. 

 Tiffany, A. S. 



1876. Discovery of Human Remains in a Shell Bed on Rock Island. Proc. Daven. 

 Acad. Nat. Sci., I, pp. 42-43. 

 Tight, W. G. 



1900. See Bownocker, J. A. 



1903. Drainage Modifications in Southeastern Ohio and adjacent Parts of West Vir- 

 ginia and Kentucky. U. S. Geol. Surv., I rof. Paper No. 13, pp. 1-111. 



TlLTON, J. L. 



1896. Geology of Warren County. Geol. Iowa, V, pp. 300-359. 



1897. Result of Recent Geological Work in Madison County. Proc. Iowa Acad. Sci., 

 IV, 1896, pp. 47-54. 



1911. The Pleistocene Deposits of Warren County, Iowa. Univ. Chicago Press, pp. 



i-iv, 1-42. 

 1910. Pleistocene Record of the Simpson College Well. Proc. Iowa Acad. Sci., XVII, 



pp. 159-164. 

 1913. A Pleistocene Section from Des Moines South to Allerton (Iowa). Proc. Iowa 



Acad. Sci., XX, pp. 213-220. 

 1915. The Age of the Terrace South of Des Moines, Iowa. Science, N. S., XLI, p. 950; 



Proc. Iowa Acad. Sci., XXII, pp. 233-236, 1915. 

 Todd, Albert. 



1876. (Exhibition of tooth identified as that of Mastodon angustidens, found in Pike 



County, Mo.) Trans. Acad. Sci. St. Louis, III, pp. CXCII-CXCIII.) 

 Todd, James E. 



1878. Richthofen's Theory of the Loess in the Light of the Deposits of the Missouri. 



Proc. Amer. Assoc. Adv. Sci., XXVII, pp. 231-239. 



1889. Evidence that Lake Cheyenne continued till the Ice Age. Proc. Amer. Assoc. 

 Adv. Sci., XXXVII, pp. 202-203. 



1890. On the Relation of Loess to Drift in Southwestern Iowa. Proc. Iowa Acad. Sci., 

 I, 1875-1880, pp. 19. 



1894. Preliminary Report on the Geology of South Dakota. Bull. No. 1, South Dakota 

 Geol. Surv., pp. 125-126. 



