VI TABLE OF CONTENTS. 



CHAPTER XI. 



INSECTS AFFECTING THE BLOSSOM AND FRUIT SCAVENGER INSECTS. 



Page. 



AFFECTING THE BLOSSOMS 164 



The Orange Thrips, 164. 



AFFECTING THE FRUIT 165 



The Cptton Stainer, 165 the Leaf-footed Bug, 168 the Mexican Fruit 

 Worm, 169. 



SCAVENGERS 17Q 



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-fly 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 Apliis-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 ; Polistes 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 19T 



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, Perilitus from cocoon of Chrysopa, 

 215 Notes 6, 7, 8, 9, 10, Descriptions of Orange Mites, 216 Note 11, Compo- 

 sition of sulphurated 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. 



