236 



Hydraulic cement, 'it3, 170. 



Hydrazones of benzoin, stereoisomerism of, 



■Si3, aJti. 

 Hydrocyanic acid, detection of, 'il'5, 2iii. 

 Hydrographic basins of Indiana, "VHi, 247. 

 a - Hydroxy - dihydro - ciscampholytie acid, 



'98, ItiO. 

 Hylesinus trifolii. •it2, S4. 

 Hynienomyeetes, '93, 58. 

 Hymenopterous parasites reared in Indiana, 



list of, '92, S9. 

 Hypnotism, '91, 17. 

 Hypoderus eoluuibae, '92,92. 

 Hypsometric distribution of Vivaparidae. 



'93, 22.=>. 



ICE FORMATION OF LAKE WAWASEE. 

 '9t>, 286. 



Ice sheet in Indiana, recession of. '00. 184. 



Ichthyology. '9f, 71. 



Ichthyological features of the Black Hills. 

 '92. 73. 



Ichthyological survey, Illinois. '00, 170. 



Idaho lakes, the red fish of. '94. 99. 



Illinois ichthyological surrey, methods and 

 extent of, "00, 170. 



Impact, study of. '97, 90. 



Inarching of oak trees, '97. 171. 



Indian camping sites near Brookville. '92. 

 54. 



Indiana Academy of Science, active mem- 

 bers of, see members. 



Indiana Academy of Science, by-laws of, see 

 by-laws. 



Indiana Academy of Science, committee of, 

 see committees. 



Indiana Academy of Science, complete list 

 of officers, see officers. 



Indiana Academy of Science, constitution 

 of. see constitution. 



Indiana Academy of Science, fellows of, see 

 fellows. 



Indiana Academy of Science, non-resident 

 members, see members. 



Indiana Academy of Science, possible rela- 

 tion of, '96. 54. 



Indiana .\eademy of Science, present officers 

 of, see officers. 



Indiana Academy of Science, work and pur- 

 poses of, '95. 7. 



Indiana, a century of changes, president's 

 address, '95. 31. 



Indiana Acrididae, '91, 15. 



Indiana, additions to flora of, '00. 13(5. 



Indiana birds, '91. ItS, 17, 20. 25, 164; '95, 162. 



Indiana birds, notes on, '99. 149. 



Indiana bird list, '96, 244. 



Indiana, botanical work in. '91, 17. 



Indiana butterflies. '91, 15, 31. 



Indiana caves. '96,54. 



Indiana conchology, "91, 26. 



Indiana crayfishes, "91,147. 



Indiana crow roosts, '97, 175. 



Indiana crustaceans, "91, 22, 147. 



Indiana cryptogams, additions to, '96, 171- 



Indiana dragonflies, "00, 173. 



Indiana earthquake, '91, 15. 



Indiana entomology. "91, 14. 



Indiana. Ericaceae of, '97, 166. 



Indiana erosion. '91, 28. 



Indiana, fault structure, '97, 244. 



Indiana feeding material. '91,23. 



Indiana fishes, '91, 23; '00, 167. 



Indiana forest trees, '91, 18. 



Indiana flora, additions to, '91, 22, 23. 



Indiana, flora of, '97, 158. 



Indiana flora, origin of, '91, 17. 



Indiana flora, peculiarities of, '91, 18. 



Indiana fungi. '91, 20. 



Indiana, (ientianaceae of, '97, 168. 



Indiana geodetic survey, '91, 17. 



Indiana geograi)hy. '91, 28. 



Indiana, geological notes on, '97, 262. 



Indiana geology, '91, 15. 



Indiana, geological section of, '97, 2'0. 



Indiana (Tryllidae. '91. 15. 



Indiana heronries, '97, 198. 



Indiana herpetology. '91. 24. 



Indiana, hydrographic basins and molluscain 



fauna of, '96, 247. 

 Indiana insects, injurious, '91, 31. 

 Indiana invertebrate zoology, '91, 23. 

 Indiana lakes, '91, 18. 

 Indiana lichens. '91, 19. 

 Indiana mammals. '91. 20; '94, 81. 

 Indiana mammalogy, '91,28. 

 Indiana meteorology. '91, 28. 

 Indiana mildews. "91. 17. 1(U; '98, 291. 

 Indiana moUusea. '95, 135. 

 Indiana Orchidaecae, '95, 198. 

 Indiana ornithology, '91, 16. 

 Indiana parasites, '95. 168. 

 Iniliana phanerogams, '95, 169, 183. 

 Indiana physics, '91, 26. 

 Indiana plant rusts, '98, 174. 

 Indiana reptiles and amphibians, '91, 16. 

 Indiana roads, the trouble with, '98, 75. 

 Indiana shrews, '91. 17, 164. 

 Indiana, star-nosed mole in, '91, 19. 

 Indiana, statistical investigations, '91, 19. 

 Indiana I'niversity biological station, '95. 



204. 

 Indiana, wood ibis in, '91. 19. 

 Indigenous plants, water cultures of, '94, 60. 



