INDEX. 



Additions to the list of Hemiptera of Iowa, 

 with descriptions of new species, 332. 



Aftonian and Pre-Kansan deposits in 

 southwestern Iowa, 86. 



Bain, H. F., article by, 86. 

 Berberidacere, Studies in seeds and fruits, 

 209. 



Calvin, S.. article by, 64. 



Cap au Grds, uplift, 58. 



Carbouif erous formations of Ozark region, 



55. 

 Coccidas occurrinsr in Iowa, 334. 

 Combs, Robert, article by, 304. 

 Comparative anatomy of corn caryopsis, 



199 

 Corn caryopsis, comparative anatomy of, 



199. 

 Crimea, geographic development of, 52. 



Degradation of the loess, 46. 

 Do the lower animals reason. 188. 

 Drift section and glacial strife, 105. 



Fink. Bruce, article by. 174. 

 Fitzpatrick. T. J., articles by, 105, 107. 

 Fltzpatrick, T. J., and M. L. F., article by, 



134. 

 Flora of the Sioux quartzlte, 28. 

 Flora of northeastern Iowa, 107. 

 Flora of souihern Iowa, 134. 



Geograpnic development of Crimea, 53- 



Hemiptera of Iowa, 332. 



Ints' glacial deposits in northeastern 



Iowa, 64. 

 Is the loess of aqueous origin? 32. 



Keyes, C. R., articles by, 52, 55, 58. 



Leverett, Frank, articles by, 71, 81. 

 Lichens, iowa, notes concerning. 174. 



Loess, aqueous origin, — , 32. 

 Loess, degradation of, 46. 

 Loess, remarks on, 11. 



Macbride, T. H., address by, 13. 

 Macuride, T. H., article by, 23. 

 Membership, 3. 

 Myxomycetes of the Black Hills, 33. 



Notes concerning Iowa lichens, 174. 

 Nutting, C. C, article by, 188. 



Officers. 1. 



Osborn, B. articles by, 224, 231, 233. 

 Oza'k region, carboniferous formation, 

 55. 



Pamrael, Burnip and Thomas, article by, 



209. 

 Pammel, L H , article by, 199. 

 Preglacial soils, 103. 

 President's address, 13. 



Remarks on the loess, 11. 



Report of librarian, 8. 



Report of secretary-treasurer, 7. 



Sangamon, weathered zone, 71. 

 Sardeson, P. W , remarks by, 11. 

 Shimek, B. articles by, 38, 33. 

 Sioux quartzite, flora of, 38. 

 Soils, preglacial, 103. 



Termes flavipes, occurrence in Iowa, 331. 

 Todd. J. E , article by, 46. 



Udden, J. A., article by, 102. 



Weathered zone (Sangamon) between 

 fowa loess an*! Illinolan till sheet, 71. 



Weathereii zone (Yarm')utb) between Illi- 

 nolan and Rnnsan till sheets. 81. 



White ant, occurrence in Iowa, 231. 



Yarmouth, weathered zone, 81. 



