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77. SiMROTH, H. : 



"Ueber d. geol. & geograph. Verbreitung d. Pulmonaten," 1888. 



78. Sjogren, H. : 



" Ueber d. diluviale Aralo-Kaspisch. Meer & die uordeuropaische Vereisung." 

 Jakrb. d. Kais. K. Geol. Reichsanstalt, vol. 10, 1859. 



79. SoLLAS, "\V. J. : 



" On the origin of Freshwater Faunas." 



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80. SoLLAS & Praeger : 



"Notes on Glacial Deposits in Ireland." 

 Irish Naturalist, 1894, 1895. 



81. STUUCK.MANN, C. : 



"Uber d. Verbreitung d. Eennthiers, &c., in d. Gegenwart, &c." 

 Zeitschi-. d. deutsch. Geol. Gesellsch., vol. 32, 1880. 



82. Studer, Th. : 



"Die Tierreste aus d. pleistocaenen Ablagerungen b. Schaffhausen." 

 Denkschr. d. Schweiz. Naturf. GeseUsch., vol. 35, 1895. 



83. SuEss, E. : 



"Das Antlitz der Erde," 2 vols., 1883-1888. 



84. Thiselton-Dyer, W. T. : 



" The Alpine Flora." 



Nature, vol. 43, 1891. 



85. Thomas, 0. : 



" On the representatives oiPutorius ermineiis in Algeria & Terghana." 

 Annals & Mag. of Nat. Hist., vol. 15 (6th Series), 1895. 



86. Thomas & Barrett-Hamilton : 



" The Irish Stoat distinct from the British Species." 

 Zoologist, 1895. 



87. Thomson, Sir "W". (Lord Kelvin) : 



"Geological Climate." 



Trans. Geol. Soc. Glasgo-vv, vol. 5, 1877. 



88. Tcherski, J. D. : 



" Das Jan aland und die Neusibirischen Inseln " (posttertiare Saugethiere). 

 Memoires de I'Acad. Imp. de St. Petersbourg, vol. 40, 1892. 



89. Wallace, A. E. : 



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90. Warming, — . : 



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Botanische Jahrblicher, vol. 10, 1888, 1889. 



