M 



Winter washes, experiments with, against San Jose scale, III, 67. 



value of, against San Jose scale, III, 61. 

 Wintheinia quadripustulata, parasite of Laphygma frugiperda, XXIII. 84; XXIX, 3c 



Peridroma saucia, XXIX, 62. 

 TVireworms, injuring oats, XVII, 101. 



violets, XXVII. 77. 

 Works on Xorth American entomology, a list of. XXIV. 

 Xyleborus affinis, mention of, VII, 20. 

 celsus, habits of, VII, 24. 

 dispar, abundance of, in England, IX, 26. 



habits of, VII, 22. 

 fuscatus, habits of, VII, 21. 

 inermis, mention of, VII, 20. 

 obesus, habits of, VII, 23. 

 perforans, habits of, VII, 21. 

 pini, mention of, VII, 20. 

 planicollis, mention of, VII, 20. 

 propinquus, mention of, VII, 20. 

 pubescens, boring in wine casks, VII, 85. 



habits of, VII, 19. 

 pyri= dispar. 



retusicollis, mention of, VII, 20. 

 saxeseni= xylograph us. 



tachygraphus, boring in box elder, redbud, tulip tree, maple, beech and 

 sumac, VII, 79. 

 habits of, VII, 23. 

 xylographus, habits of, VII, 24. 

 Xylina cinerea, injuring apples in western Xew York, VII, 84. 

 outbreak of, in Xew York, XVII, 21. 

 laticinerea, outbreak of. in Xew York, XVII, 21. 

 Xylococcus betula?, on birch, XVIII, 13. 

 Xylocriusagassizii, notes on, XXIII, 90. 

 Xylonomus rileyi, parasite of Xylotrechus colonus, VII, 72. 

 Xyloryctes satyrus, injury to ash in Virginia, XXII, 105. 

 Xyloterus bivittatus, an enemy of tide-land spruce, XXI, 21. 

 distribution of, VII, 28. 

 politus, habits of, VII, 28. 

 retusus, habits of, VII, 29. 

 scabricollis, mention of, VII, 29. 

 Xylotrechus colonus, bred from seasoned hickory, XVII, 46. 



on chestnut, VII, 72. 

 Zophodia convolutella, injuring gooseberries in Xorway, IX, 80. 







