INDEX. 



22? 



Spider-legged Soldier-bug. 



rood-habits, 78, 191. 

 Life-history, 79. 

 Parasite, 79. 



Spiders transporting Rust-mites, 111. 

 Scale-insects, 43. 

 Splitting of fruit, 4. 

 Spotted Mite, 83,216. 



Description, 216. 

 Stenomesius (?) aphidicola, 159. 

 Stinging caterpillars, 14u. 



Sulphate of iron as a remedy for Scale-insects, 99. 

 Sulphur as a remedy for Rust- mite, 116. 



Scale-insects, 91. 

 Sulphur-colored Tortricid, 154. 

 Sulphurated lime aa a remedy for Scale-insects, 98. 

 Sulphuric acid as a remedy for Scale-insects, 93. 

 Syrphus, 7, 181. 

 Syrphus-fly larvae, 181. 



Characteristics, 181. 

 Change of color, 181. 

 Mode of feeding, 181. 

 Number of broods, 181. 

 Rapid development, 181. 

 Transformations, 181. 

 Tachina-fly parasitic on Orange Dog, 139. 

 Tap-root borers, 121. 

 Telenomus, 215. 

 Termes flavipes, 122. 

 Termites (see White ants). 

 Tetrastichus, 59, 215. 

 Thick-legged Metapodius, 162. 

 Egg, 163. 



Insectivorous habits, 163. 

 Toung bug, 163. 

 Thrips tritici, 164. 

 Thyridopteryx ephemerseformis, 147. 



Coition of, 214. 

 Tineid, Case-bearing, on Orange, 193. 



larvae preying on Scale-insects, 69, 77, 78. 

 The Orange-eating, 178. 



Scale-eating, 77. 

 Tomocera californica, 55. 

 Tortricidre injurious to the Orange, 151. 

 Tree cockroach associated with Orange "Web-worm, 



156. 



Tree-inhabiting ants, 170. 

 Trichogramma minuta, 153. 

 pretiosa, 153. 

 Trioxys testaceipes, 159.- 

 Turtle-back Scale, 14, 48, 61. 



Attended by ants, 50. 

 Brood periods, 50. 

 Excretion of honey, 50. 

 Food-plants, 52. 

 Fnll-grown insect, 48. 

 Geographical distribution, 52. 

 Gregarious habits, 49. 

 Injury, 61. 

 lletamo'rphosis, 49. 

 Parasites, 50. 



Turtle-back Scale. 



Young larva, 49. 

 Twice-stabbed Ladybird, 71. 

 Habits, 72. 

 Larva, 71. 

 Pupa, 72. 

 Twig-girdler, 128. 



Food-plants, 128, 

 Natural history, 128. 

 Remedies, 129. 



Typhlodromus oleivorus, 107. 

 Tyroglyphus (?) gloverii, 82. 

 mali, 84, 85. 

 sp., 216, 



Vase-maker wasp, 187. 

 Cell, 187. 

 Habits, 187. 

 Parasites, 188. 

 Voyle,Jos., on effect of cold on Scale-insects, 41"- 



on Mealy-bug. 197. 

 Wax Scale, 56. 



Adult female, 56. 

 Eggs, 57. 

 Food-plants, 58. 

 Geographical distribution, 58. 

 Life-history, 57. 

 Natural checks, 59. 

 Nature of waxy covering, 58. 

 Number of annual broods, 58v 

 Parasites, 59. 

 Young Larva, 57. 

 Waxy Scales (see Lecaninae). 

 Web-makers injurious to the Orange, 154". 

 Whale-oil soap as a remedy for Rust-mites, I15L 



Scale-insects, 95i_ 

 Table of experiments with, 2G2~ 

 Wheel-bug, 192. 



Characteristics, 192. 

 Eggs, 192. 

 White ants, 3, 6, 9, 321, 178. 



Found in the fruit, 178. 

 Habits, 121. 

 Injuries, 122. 



Nature of their galleries, 123; 

 Precautionary measures, 123. 

 Remedies, 124. 

 White Scale, 35, 56. 



Distribution, 35. 

 Food-plants, 36. 



Number of annual generation*, 3T,_ 

 Scales of male and female, 35. 

 Winged male, 35. 

 Wiley, Prof. H. W., on reactions of sulphur n 



lime, 217. 



Williston, Dr. S. W., on an Anthomyid fly, 18&. 

 Wine Fly of the Orange, 176. 



Life-history, 177. 

 Winter-killed branches, 5. 

 Wood-lice (see White ants). 

 Yellow-banded Ichneumon, 147. 



OF THE 



UNIVERSITY 



OF 



