INDEX. 



Triarlhra longiseta, annual distribution 

 of, 20. 



Uroglaena, annual distribution of, 18. 



Voigt, 14, 19, 22. 



Ward, 9. 



Water fowl as distributors of species, 61. 



Waupaca^lakes, 2, r 16, 27. 

 Whipple, 13. 

 Winneconne lake, 2. 



Yung, 52. 

 Zacharias, 18, 32. 



