INDEX 645 



Vol. Page 

 Hydrogen Sulphide, See Contacts. 



Hygiene, Municipal, C. O. Bates, Part I, XH, 75; Part 



II, Milk XIII, 17 



Hymenoptera, Bred Parasitic, in the Iowa Agricultural 



College Collection, Alice M. Beach II, 92 



Hyoid Bone, Abnormal, in Human Subject, R. E. Call.. I, 77, 56 



Hyponitrites, Manke's Method of Preparing, A. N. Cook IX, 82 



Hysteresis Loop, D. W. Morehouse and H. R. Woodrow XVI, 165 



I 



Ice, River, See Rocks. 



Ichneumonidae, Additions to, Alice M. Beach I, IV, 128 



lUinoian, See Illinois Lobe, Sangamon, also Yarmouth. 



Illinois Academy, Greetings Prom, H. B. Ward XIX, 87 



Biological Station, L. S. Ross IV, 167 



Esker, See Esker. 



Lobe of Great Ice Sheet, Extension of, into Iowa, F. 



M. Fultz II, 209 



See Barite, Le Claire Beds, Implement. 



Illumination, See Sieg XXII, 329 



Implement, Stone, from Mercer County, Illinois, and one 



from Louisa County, Iowa, P. M. Witter 1,777, 30 



"Inca" Bone, Homology of, C. C. Nutting 1,77, 119 



Incisor Growth, See Squirrel. 



Incubator Opening to Outside of Building, L. S. Ross.. XXI, 51 



Simple, L. S. Ross VI, 116 



Indian Pottery, See Pottery. 



Indianola, See Clays. 



Insect Pollination, See Pollination. 



Insects, Clover, List of, H. A. Gossard 1, 777, 94 



Iowa, Certain, H. Osborn and C. W. Mally Ill, 203 



Intelligence, Animal, H. W. Parker I, 7, 8 



Invertebrates, See Bermudas. 

 Iodine, See Thyroid Preparations. 

 Iowa, Central, See Prairie Province. 



Geological Work in, A. C. Trowbridge XXII, 205 



Interglacial Deposits of, S. Calvin V, 64 



See Pern Plora, Mounds. 



Northeastern, Plora of, T. J. Fitzpatrick V, 107 



Northwestern, Geology of, J. E. Todd I, 77, 13 



See Bird Records, Mammals. 



Preglacial Elevation of, H. P. Bain II, 23 



Southern, Plora of, T. J. and M. P. L. Fitzpatrick 



V, 134; VI, 173 



Southwestern, Geology of, G. L. Smith. .XXIII, 77; XXV, 521 



Recent Alluvial Changes in, J. E. Todd XIV, 257 



Western, Plora of, L. H. Pammel Ill, 106; IX, 152 



See Acarina, Earth Movements, Loess, Mountain Mak- 

 ing. 



