448 



REFERENCES TO THE LITERATURE 



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1912 a The effect of a strictly vegetable diet on the 

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1918 The care and breeding of albino rats. Science, 

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SOBOTTA, J. 1910 tiber das Verhalten der Sperma- 

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SOLQER, B. 1889 Saugethier-Mitosen im histologischen 

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SPAIN, KATE C. 1915 The relation between the 

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STAHR, HERMANN 1903 Ueber die Ausdehnung der 

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