59 



Simulium meridionale, life history of, V, 52. 

 means against, Y, 54. 

 molestum, liabits of, V, 40. 

 occidentale, habits of, V, 55. 

 ornatuoj, habits of, Y, 39. 

 pecuarum, and overfiows, Y, 50. 

 area infested by, Y, 42. 

 early account of, Y, 41. 

 effect of bite, Y, 44. 

 Hfe history and habits, Y, 44. 

 losses occasioned by, Y, 43. 

 remedies for, Y, 49. 

 pictipes, notice of, Y, 58. 

 piscicidium, habits of, Y, 56. 

 rivulare, notice of, V, 57. 

 sp., notice of, Y, 58. 

 spp., rarity of, in New York, YI, 55. 

 venustum, notice of, Y, 57. 

 Siphonophora achyrantes = Myzus mahaleb. 



avenge, in Ohio, II, 90. 

 Sitodrepa panicea, damage by, in South Africa, IX, 37. 

 damaging boots, VII, 85. 

 food habits of, lY, 124. 

 Sitotroga cerealella, common in Maryland, XYII, 94. 

 infesting barley, IX, 26. 

 in various cereals, lY, 129. 

 Pennsylvania, XXX, 86. 

 Smelting works, beetles near, XXX, 97. 

 Smilia misella=Pentilia. 

 Snipe flies, blood-sucking species, Y, 71. 



Soap, hard laundry, experiments with, against San Jose scale, III, 68. 

 Soaps as insecticides, IX, 54. 

 South Africa, some injurious insects of, IX, 34. 

 Spalangia rugicollis, parasite of Pyralis farinalis, YIII, 42. 

 Spartocera fusca, injurious in Porto Rico, XXII, 90. 

 Spathius simillimus, parasite of Agrilus Vjilineatus, YII, 71. 

 Spermophagus pectoralis, notes on, XXIII, 37. 



Sphserophoria cylindrica, feeding on Xectarophora destructor, XX, 97; XXYI, 71. 

 Sphecius nevadensis, attacking codling-moth larvse in pears, YII, 84. 

 Sphenophorus parvulus, effect of cold winter on, XXII, 58. 

 sculptilis, injuring timothy roots, XYII, 45. 

 outbreak of, in Ohio, XXVI, 86. 

 sexguttatus, injury by, in Porto Rico, XXII, 89. 

 Sphinx catalpte, unusually numerous in Maryland, XX, 65. 

 Spiders, use of in wine cellars, YII, 82. 

 Spilosoma virginica, injuring onions in (leorgia, XX, 59. 



Massachusetts, XX, 60. 

 on violets, XXYII, 81. 

 Sporotrichum globuliferum, against the chinch bug, II, 87; VI, 19; XY, 41. 

 Spraying without a pump, II, 28. 

 Spruce bark beetles, notes on, XYII, 67. 

 insects affecting, XXYIII. 

 girdling of trees, XXYIII, 31. 

 SquiiTels, insectivorous habits of, XXX, 94. 



