Chittenden, F. H., description of 



egg of Colaspis bniimea by, 149. 

 Cladt)sporiuni carpophilum, loi. 

 Clay-colored Bill-bug, i, 9-17, 18. 

 See under Sphenophorus ochreus. 

 Clisiocampa americana, 134. See 

 Tent-caterpillar. 

 Clitocybe parasitica, iii. 

 Clover injured by Colaspis brun- 

 nea, 145, 148. 

 Club-rush, 2, 12. 

 infested by Sp]icno})hi>rus ochre- 

 us, 10, 12, 13, 15. 

 Coccidie, 112-121. See Scale in- 

 sects. 

 Colaspis brunnea, 145-149. 



appearance of larva of, 147. 

 beetle, injuries to horticulture; 

 by, 145, 148. 

 to various plants by, 145, 

 148. 

 conditions fa\orable to, 149. 

 description of egg, larva, and 



pupa of, 149. 

 distribution and life history of' 



148. 

 eggs of, 148. 



iar\ a. injuries to Corn by, 145, 

 MQ. 

 to otlier plants than Corn, 

 145. m8. 

 Grape-vine, 145. See under Co- 

 laspis brunnea. 



Root-worm, 145-149. See under 

 Colasi)is brunnea. 

 communis, Phragmites, 10. 

 compressa, Poa, 148. 

 Cordley, A. B., on lime and sulphur 

 washes for the San Jose Scale, 67, 

 68. 

 Corn bill-bugs in Illinois, i 26. See 

 under Bill-bugs, 

 injury to Corn by, i, 2, 3, 4, 5, 6, 

 7, 8, 9-11, 12, 13, 14-16, 2r, 22. 

 injuries to, by Colaspis brunnea, 

 145-146. 

 Root Aphis, 146. 



Sphenophorus scoparius found 

 on, 21. 

 sculptilis found on, 21. 



Cow-pea as food jtlant of Colaspis 

 brunnea, 148. 

 Crataegus injured by Canker-worm, 



144. 

 Crown-gall, 99, 103. 

 ajipearance in winter, 104. 

 description of, 100, no. 

 fruits affected by, 100, 1 11. 

 nature of disease, no. 

 protection against, in. 

 Crude petroleum as protection 

 against Canker-worm, 93. 

 effect on Peach in Catawba 

 Island district, Ohio, 93-95. 

 for San Jose Scale, 27, 91 95. 

 sprayed on Apple,Cherry.Pear, 

 and Peach, 92; effect, 93. 

 Currant injured by Putnam Scale, 



Cyperus strigosus infested by bill- 

 bugs, 12, 19. 



D 



Dalbey, D. .S., 7. 



dendriticum, Fusicladium, 102, 137. 



Dendrophagus globosus, ni. 



Desmodium as food plant of Colas- 

 pis brvmnea, 148. 



Diaspis, Peach, U3, 117. See un- 

 der Peach Diaspis. 



Dock as food plant of Colaspis 

 brunnea, 148. 



E 



Eggs of Bag-wt>rm, 102, 103, 135. 

 destruction of, 136. 

 of Canker-worm, 139, 140. 

 of Colaspis brunnea, 148, 149. 

 of Grape Scale, 120. 

 of Oyster-shell Scale, n9. 

 of Peach Diaspis, 1 17. 

 of Peach-tree Borer, 122, 124. 

 of plant-lice, 104, 128, 129. 

 of Rose or Raspberry Scale, 121. 

 of scale insects, 100, 104, n2, 113. 

 of Scurfy Scale, n8. 

 of Sphenophorus cariosus. 19. 

 of Sphenophorus ochreus, 10, u, 



12, 13, 15, 16, 17. 

 of Si)henophonis parvulus, 5. 

 of Sphenoi)horus pertina.x, 18. 



