504 THE CHICAGO ACADEMY OF SCIENCES. 



Streng, L. H. 



1896. A New Variety of Limnaea. Nautilus, IX, p. 123. March. 

 Stubbs, Arthur G. 



1898. (Diseased Lymnseas leave shells.) Journ. Conch., IX, p. 112. 

 Stupakoff, S. H. 



1894. Land and Fresh-water Shells of Allegheny County, Pa. Nautilus, 



VII, pp. 135-136. April. 

 Swallow, G. C. 



1855. Second Annual Report, Geol. Surv. of Missouri, pp. 69-76, 215. 

 Sykes, E. R. 



1894. Note on Limnaea auricularia. Journ. of Mai., Ill, p. 34. 



Symes, P. B. 



1882. See Small, H. B. 

 Taylor, Geo. W., and Latchford, F. R. 



1890. See Latchford, F. R. 

 Taylor, Geo. W. 



1892. Preliminary Check-list of the Land and Fresh-water Mollusca of 

 Canada. Ottawa Nat., VI, p. 33. 



1893. Land and Fresh-water Shells in the Rocky Mountains. Nautilus, 

 VII, pp. 85-86. December. 



1895. The Present Condition of Canadian Conchology. Ottawa Nat., VIII, 

 p. 143. 



1895. The Land and Fresh-water Shells of Alberta. Ottawa Nat., IX, p. 173. 

 Taylor, John W. 



1890. The Variation of Limnaea Peregra Mull. Jonrn. Conch., VI, p. 284. 

 Taylor, W. H., and Shiverick, C. F. 



1840? Catalogue of Shells Found In and Near the County of Bristol, in 



the State of Massachusetts. New Bedford. 

 Tight, W. G. 



1903. Drainage Modifications in Southeastern Ohio and Adjacent parts of 

 West Virginia and Kentucky. U. S. Geol. Surv., Professional Papers, 

 No. 13. 

 Todd, J. E. 



1878. Richthofen's Theory of the Losss, in the Light of the Deposits of the 



Missouri. Proc. Amer. As. Ad. Sci., XXVII, pp. 231-239. 

 Todd, J. E. 



1896. The Moraines of the Missouri Coteau and Their Attendant Deposits. 

 Bull. U. S. Geol. Surv., No. 144. 



1898. New Light on the Drift in South Dakota. Proc. Iowa Acad. Sci., VI, 

 pp. 122-130. 



1899. The Moraines of Southeastern South Dakota and Their Attendant 

 Deposits. Bull. U. S. Geol. Surv., No. 158. 



Todd, J. E., and H. Foster Bain. 



1895. Interloessial Till near Sioux City, Iowa. Proc. Iowa Acad. Sci., II, 



pp. 20-23. 

 Tristram, H. B. 



1861. Catalogue of a Collection of Terrestrial and Fluviatile Molluscs, made 

 by O. Salvin, Esq., M. A., in Guatemala. P. Z. S., p. 229. 



