The American Naturalist 



CONTENT8 OF THE JANUARY NUMBER 



The^Larva and Spat of the Canadian Oyster, Dr. J. 



F RANK °E. ^v^^^^itMntaP°Zoot^— The In- 





\ Darwin's Influence upon Plant Geography and Ecol- 

 The Distinction ^tween Development and Heredity in 



Cultural Bed Mutations tn^^otab* 8 ' F " PaYKK ' 



CONTENT3 CF THE APRIL NUMBER^_ 



The General Entomological Ecology of the Indian Corn 









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