II 
Chinch-bugs, confinement experiment with, 187- 
189. 
contagion and infection experiments with, 
33-36,71,74,75,76,77,78,80,81,82,83,103, 
108,109,110,111,112,113,119,120,121,122, 
123,124,125,126,128,129,131,131. 
general results of, in 1894,92. 
effect of moisture on, 130. 
immersion experiment with, 183-187. 
in boxes, contagion ana infection experi¬ 
ments with, in 1894,97,98. 
laboratory experiments with, 177-189. 
Chlorine gas for White Ant, 199. 
Cicada tredecim having white muscardine, used 
to infect chinch-bugs, 90. 
Cicadas infested with Sporotrichum globulif- 
emm,125,128. 
Cirsium lanceolatum, 57. 
Club-fungus, 19. 
Coal-tar belt for Chinch-bug,5. 
Coccinella 9 notata infested with Sporotrichum 
globuliferum, 140. 
Coccinellid, 128. 
Cohn’s solution,55. 
Colorado Potato Beetle, infection experiments 
with, 35,54. 
colossus, Evarthrus,26. 
Cook, A. J., 22. 
Copipanolis vernalis infested by Sporotrichum 
globuliferum, 42. 
Cordyceps,19. 
Crickets,infection experiment with, 35,54. 
Curtis, John,“Farm Insects” cited,22. 
Cyclocephala larvae,infection experiment with, 
72,78. 
Cyperus strigosus,86. 
D 
Datana angusi, flacherie of,22. 
larvae, infection experiments with, 35,49,50, 
81. 
ministra,flacherie of,22. 
De Bary, A.,20,22. 
Dermestidie infected with Sporotrichum, 74. 
Diabrotica infested^by Sporotrichum globulif¬ 
erum, 57.. 
differentials, Pezotettix,59. 
Diptera,75. 
parasitic,76,77. 
Disease in the [Chinch-bug, contagious, 16-176. 
See also under Sporotrichum globulif¬ 
erum, Botrytis tenella, and Isaria 
leprosa. 
classified list of experiments with, in 
1892,62-05. 
classified list of experiments with, in 
1894,98-100. 
field infection experiments with, in 1892, 
61. 
number and nature of experiments with, 
in 1891-94,27. 
spontaneous occurrence of,25,100. 
summary of economic results with,27. 
Disease in the Chinch-bug —Continued 
work of the year 1891 on, 29-59. 
work of the year 1892 on, 60-83. 
work of the year 1393 on,83-88. 
work of the year 1894 on,88-141. 
diecussion of results, 92-96. 
work on,in Illinois, in 1891-94,25. 
Diseases of Honey-Bee, 19. 
of insects,bacterial, 19. 
beginnings of knowledge of, and prog¬ 
ress of investigation, 19. 
contagious, 18. See under Chinch-bug. 
subject in America,20. 
of silkworm, 19. 
Disonycha,35. 
pennsylvanica,30,33,40, 41. 
infested by Sporotrichum globuliferum, 
29,40. 
Doleni6 larvae, infection experiment with,52. 
Dolichopodida?,52. 
E 
Eggs of Chiuch-bug,94,110,125,12*, 128. 
number deposited, 179-182. 
Elm leaf Caterpillar, infection experiment with, 
105. 
Empusa,58,59. 
aphidis.58. 
Entomophthora,21. 
destructive to chinch-bugs.28,18S. 
aphidis on chinch-bugs,23,81,84,110. 
infection experiment with,81. 
infesting white ants, 198. 
fresenii infesting plant-lice,86. 
muscae,19. 
Ephestia kuehniella in Europe and America, 
Appendix. 
Epicauta vittata infested with Sporotrichim 
globuliferum, 140. 
Euschietus,75. 
infection experiment with,72. 
infested with Sporotrichum globalifernm,Si. 
variolarius infested by Sporotrichora globn- 
liferum, 26. 
Evarthrns colossus infested by Sporotrichum 
globuliferum,26. 
F 
falicus Ischnoderaus,74,75,60. 
Fall Web-worm,infection experiments with,3£, 
46,47. 
Flacherie,19. 
of Apple and Walnut Caterpillars,22. 
of Army Worm,76. 
of Common Cabbage Worm,22. 
of Papilio asteriae.76. 
flavipes,Termee, 190. 
Flour Moth, Mediterranean, in Europe and 
America, Appendix. 
Forbes, E. B. ,120.121,125. 
Forbes,S. A.,Deport as State Entomologist of 
Illinois cited,26. 
