VI TABLE OF CONTENTS. 



CHAPTER XI. 



INSECTS AFFECTING THE BLOSSOM AND FRUIT — SCAVENGER INSECTS. 



Page, 



Affecting the Blossoms 164 



The Orange Tbrips, 164. 

 Affecting the Fruit 165- 



The Cotton Staincr, 165 — the Leaf-footed Bug, 168 — the Mexican Fruit 

 Worm, 1G9. 

 Scavengers 170 



Insects feeding upon dead wood and bark; — tree-inhabiting ants, 170— the 

 Orange Sawyer considered as a useful insect ; — the Flat-headed Borer, 

 171 — the Cylindrical Bark-borer, 173 — other insects boring in orange wood, 

 174 — insects found in bleeding wounds and sores; — insects feeding upon 

 decaying fruit ; — Sap-beetles, 175 — the Wine-fiy of the Orange, 176 — other 

 insects found in injured fruit, 177 — insects in dry fruit ; — white ants in 



fruit, 178. 



CHAPTER XII. 



predatory insects. 



Insects Preying upon Plant-lice 180 



Lady-birds; — Scymnus caudalis, 180 — Syrphus flies; — life-history, 181 — the 

 Four-spotted Aphis-fly, 183 — the Dusky- winged Aphis-fly; — the Ruddy 

 Aphis-fly, 184 — the Pruinose Aphis-fly, 185. 

 Other Predatory Insects frequenting the Orange 186 



Wasps ;-rPolistes americanus, 186 — the Vase-maker Wasp, 187 — the Camel- 

 crickets or Soothsayers, 188 — the Carolina Mantis, 189 — the Slender Man- 

 tis (Missouriensis?), 190 — Soldier-bugs ; — the Spider-legged Soldier-bug; — 

 the Rapacious Soldier-bug, 191 — the Wheel-bug, 192. 

 Innoxious Insects 193^ 



Case-bearers on Orange ; — the Orange Case-bearing Tineid, 193 ; — Bark- 

 cleaners, 193 — Psocus venosus Burm., 193 — the Orange Psocus, 194. 



APPENDICES. 



APPENDIX I. 

 The Mealy-bug at Orange Lake, Florida 197 



APPENDIX II. 

 Experiments with Insecticides 199 



Table I— Kerosene emulsions, 199 ; Table II— Whale-oil soap, 202 ; Table 

 III — Lye solutions, 204; Table IV — Crude carbolic acid (oil of creosote), 

 206 ; Table V— Bisulphide of carbon, 209 ; Table VI— Silicate of soda, 

 211. 



APPENDIX III. 

 The Coition of Bag-worms 213 



NOTES. 



Note 1, Additional parasites of Ceroplastes, 215 — Note 2, Scale-eating Tineid, 

 215 — Note 3, Telenomus from Leptocorisa eggs, 215 — Note 4, Heteroptera 

 feeding on Dactylopius, 215 — Note 5, Porilitus from cocoon of Chrysojia, 

 215— Notes 6, 7, 8, 9, 10, Descriptionsof Orange Mites, 216— Note 11, Compo- 

 sition of sulphiirated lime, 217 — Note 12, Miotropis parasitic on Platynota, 

 217 — Note 13, Goniozus parasitic on Platynota, 217 — Note 14, Larger Leaf- 

 roller of the Orange, 217 — Note 15, Orange-eating Tineid, 218 — Note 16, 

 Pteromalus from Pruinose Aphis-fly, 218— Note 17, Chrysis from Eumenes 

 fraterna, 218. 



