140 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
1246. Hubbard, H. G.—Continued. 
Ortkoptera—The angular-winged katydid, 134—the lubher grass¬ 
hopper, 135—other locusts, 136. 
Lepidoptera—The orange dog, 137—defensive measures, 138—para¬ 
sites, 139—slug caterpillars and stinging caterpillars ;—Lagoa 
opercular is, 140—the saddle-hack caterpillar, 141—the hag moth 
caterpillar, 142—the skiff caterpillar, 143—hag-worms;—the com¬ 
mon bag-worm;—provision made by the female for the safety 
of her eggs, 145—construction of its basket by the young;— 
parasites, 146—the northern bag-worm, 147—the cylindrical bag- 
worm;—the orange basket-worm, 148—small (undescribed) hag- 
worm, 149—cocoons of Artace on orange;—the grass-worm, 150— 
leaf-rollers, 151—the cork-colored leaf-roller, 152—parasites, 
153—the sulphur-colored leaf-roller; a larger leaf roller;—web- 
makers;—the orange-leaf Nothris, 154—the orange web-worm, 
155—insects associated with the orange web-worm, 156. 
Hemiptera—The orange Aphis, 157—birth of the young;—destruc¬ 
tive powers;—enemies and parasites, 158—the green soldier-bug, 
159—account of its ravages at West Apopka, Fla., 160—the 
thick-thighed Metapodius, 162—other sucking bugs, 163. 
V 
CHAPTER XX. 
Insects affecting the blossom and fruit—scavenger insects: 
Affecting the blossoms. 164 
The orange Thrips, 164. 
Affecting the fruit. 165 
The cotton stainer, 165—the leaf-footed bug, 168—the Mexican 
fruit worm, 169. 
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 fly of the orange, 176—other insects found in 
injured fruit, 177—insects in dry fruit;—white ants in fruit, 178. 
CHAPTER XXI. 
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 primrose 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 Mantis ( 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 Pso- 
cus, 194. 
APPENDICES. 
Appendix I: 
The mealy bug at Orange Lake, Florida 
197 
