51 



North Carolina laws against injurious insects, XIII, 24. 



Norway and Sweden, insects of, IX, 79. 



Notolophus leucostigma. See Orgyia. 



Novius cardinalis, introduced into Portugal, X\ r III, 30. 



Nurseries, inspection of, II, 13. 



legislation for, VI, 63. 

 Nursery question and San Jose scale, III, 71. 

 Nysius angustatus, mistaken for the chinch bug, XV, 64. 



californicus, injurious to lettuce, XVIII, 101. 

 Oberea bimaculata, boring in apple and witch hazel, IX, 43. 

 effect of cold winter on, XXII, 57. 

 ocellata, injuries by, XIX, 98. 

 Ocneria dispar = Porthetria dispar. 

 Odontocera dorsalis, in timothy, XVII, 45. 

 Odontota dorsalis, abundance in Maryland, VI, 66. 

 damage by, in Ohio, VI, 68. 

 feeding on herbaceous plants, IX, 22. 

 injurious to apple, XX, 63. 

 Odynerus tigris, note on, XXX, 84. 

 (Edemagena tarandi, bot fly of reindeer, V, 105. 

 (Estris hominis, attacks on man, V, 112. 

 early notices of, V, 111. 

 ovis, injury to sheep, V, 102. 



prevention and remedies, V, 105. 

 Ohio, insects of, XX, 68. 



laws against injurious insects, XIII, 27. 

 Olfersia albipennis, on herons, V, 137. 

 americana, on owls, V, 137. 

 ardese, on herons, V, 137. 



brunnea, mexicana, propinqua, and sulcifrons, notice of, V, 131 

 Oligia grata, on violets, XXVII, 81. 

 Oligotrophus alopecuri, work of, in Germany, IX, 79. 

 Olliffiella cristicola, a gall-making coccid, VII, 76. 

 Omorga columbiana, parasite of Ephestia kuehniella, XX, 67. 

 frumentaria, parasite of Ephestia cahiritella, VIII, 43. 

 Plodia interpunctella, VIII, 41. 

 Tinea granella, VIII, 43. 

 Omphale livida, parasite of Ceuthorhynchus rapa?, XXIII, 49. 

 Monoptilota nubilella, XXIII, 16. 

 Oncideres amputator, food habits of, XVIII, 100. 



putator, injurious to mesquite, XXII, 94. 

 Oncophorus advena, host of, V, 236. 

 minutus, host of, V, 230. 

 Onectra distincta, injuring young plum trees, IX, 43. 

 Oniscus, remedy for, XVIII, 98. 

 Ooencyrtus anasse, parasite of Anasa tristis, XIX, 26. 

 Ophion bifoveolatum, parasite of white grub, XIX, 79. 

 Orchelimum agile, damage by, in Mississippi, XXX, 30. 

 Orcus australasise, importation of, in South Africa, IX, 37. 

 preying on San Jose scale, III, 53. 

 cseruleus, killing Dactylopius citri, XVIII, 100. 

 chalybeus, preying -on San Jose scale, III, 53. 

 Oregon laws against injurious insects, XIII, 29. 



wash, experiments with, against San Jose scale, III, 70. 



