30 



Coccophagus lecanii, parasite on plum scale, II, 90 

 Cockroaches, distribution and history of, IV, 85. 

 habits and life history of, IV, 86. 

 in South Australia, XXII, 95. 

 remedies for, IV, 93. 

 species of, IV, 90. 

 Coenosia solita, preying on 8ciara inconstans, XXVII, 112. 

 Colaspis brunnea, damaging potatoes, II, 90. 



eating foliage of beans, IX, 21. 



injuring strawberries, l>eans, and buckwheat, XX, 63; XXVI, 90, 

 injurious to corn, XX, 71. 

 tristis=Nodonota puncticollis. 

 Cold, amount necessary against household insects, VI, 14. 

 effect of, on insects, XXII, 51. 

 winters, effect of, XXII, 54. 

 Coleophora fietcherella, scarcity of, in New York, VI, 54. 

 Colias ca?sonia, migration of, VII, 84. 

 Collections, improvement of, II, 92. 

 Colopha ulmicola, abundant in Maryland, XX, 65. 

 Colorado laws against injurious insects, XIII, 11. 

 Colpocephalum assimile, hosts of, V, 240. 

 flavescens, hosts of, V, 246. 

 funebre, host of, V, 247. 

 fuscipes, host of, V, 246. 

 laticeps, host of, V, 247. 

 longicaudum, hosts of, Y, 214, 246. 

 minutum, parasite of the swan, Y, 215. 

 ochraceum, host of, Y, 246. 

 pingue, host of, V, 247. 

 pustulosum, host of, Y, 246. 

 subpachygaster, host of, Y, 246. 

 timidum, host of, Y, 247. 

 unciferum, host of, Y, 246. 

 uniforme, host of, Y,- 247. 

 Colydium lineola, in galleries of Xyleborus xylographus, YII, 26. 

 Comastes robustus, probably parasitic on Melissodes, YII, 86. 

 Common names of insects, XXVI, 97. 

 Compsomyia macellaria, account of, Y, 124. 



as a pest to domestic animals, V, 128. 



man, V, 125. 

 life history of, Y, 130. 

 remedies for, V, 132. 

 Conorhinus protractus, in Utah, XVIII, 101. 

 sanguisuga, bite of, IV, 39, 41. 



habits of, V, 163; XXII, 28. 

 life history of, lY, 40. 

 remedies against, lY, 42. 

 Conotrachelus elegans, on j^igweed, XYIII, 94. 



nenuphar, abundant in Delaware, XXVI, 67. 

 bred from cherries, IX, 43. 

 damage to peaches, YI, 65. 

 in Maryland, IX, 82; XX, 64; XXVI, 83. 

 posticatus, bred from acorns of white oak, IX, 44. 

 Contagious diseases, parasites as carriers of, Y, 19. 



