BIBLIOGKAPHY 465 



SIMPSON, C. T. " Distribution of the Land and Freshwater Mollusks 

 of the West Indian Region, and their evidence with regard to past 

 changes of Land and Sea." Proc. U.S. National Mus., Vol. XVII., 

 pp. 423450. 1894. 



SIMPSON, C. T. " On the Mississippi Valley Unionidae found in 

 the St. Lawrence and 'Atlantic Drainage Areas." American, Naturalist, 

 Vol. XXX., pp. 379384. 1896. 



SIMPSON, C. T. " On the Evidence of the Unionidae regarding the 

 former course of the Tennessee and other Southern Rivers." Science 

 (N.S.), Vol. XII., pp. 133136. 1900. 



SIMPSON, C. T. " Synopsis of the Naiades, or pearly Freshwater 

 Mussels." Proc. U.S. Nat. Mus., Vol. XXII., pp. 5011044. 1900. 



SIMROTH, H. "Die Nacktschneckenfauna d. russischen Reiches." 

 K. Akad. d. Wissensch. St. Petersburg. 1901. 



SIMROTH, H. "Die Pendulationstheorie." Leipzig, 1907. 



SINCLAIR, W. J. "The Marsupial Fauna of the Santa Cruz Beds." 

 Proc. Amer. Phil. Soc., Vol. XLIX., pp. 7381. 1905. 



SKOTTSBERG, C. " Some Remarks upon the Geographical Distribu- 

 tion of Vegetation in the colder Southern Hemisphere." Ymer., 

 pp. 402427. 1905. 



SMITH, EDGAR A. "On the Land-Shells of St. Helena." Proc. 

 Zool. Soc. London, pp. 258270. 1892. 



SMITH, EUGENE A. "On the Geology of Florida." American 

 Journal of Science, (3), Vol. XXI. pp. 292309. 1881. 



SMITH, GEOFFREY. "A Naturalist in Tasmania." Oxford, 1909. 



SMITH, J. PERRIN. " Periodic Migrations between the Asiatic and 

 the American Coasts of the Pacific Ocean." American Journal of 

 Science (4), Vol. XVII., pp. 217233. 1904. 



SMITH, J. PERRIN. " Salient Events in the Geological History of 

 California." Science (N.S.), Vol. XXX., pp. 346351. 1909. 



SNODGRASS, R. E. and E. HELLER. " Papers from the Hopkins- 

 Stanford Galapagos Expedition, 18981899. Birds." Proc. Wash- 

 ington Acad. Sciences, Vol. V., pp. 231372. 1904. 



SOLLAS, W. J. " Funafuti The Study of a Coral Atoll." Natural 

 Science, Vol. XIV., pp. 1737. 1899. 



SPEIGHT, R. " Petrological Notes on Rocks from Kermadec Islands, 

 with some geological evidence for the existence of a sub-tropical 

 Pacific Continent." Trans. & Proc. New Zealand Institute, Vol. 

 XLII., pp. 241254. 1909. 



SPENCER, J. W. " The high Continental Elevation preceding the 

 Pleistocene Period." Bull. Geol. Soc. of America, Vol. I. 1890. 

 Also in Geol. Mag. (N.S.), Dec. 2, Vol. VII., pp. 208213. 1890. 



SPENCER, J. W. "Reconstruction of the Antillean Continent." 

 Bull. Geol. Soc. America, Vol. VI., pp. 103140. 1895. 



SPENCER, J. W. " Submarine valleys off the American Coast and 

 in the North Atlantic." Bull. Geol. Soc. America., Vol. XIV., 

 pp. 207226. 1903. 



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