Contents. is 



CHAPTER XII. continued. 



PAGE 



MUFF-SHAPED TESTS 250 



LEAF-MINING CATERPILLARS ....... 252 



BARK-MINING CATERPILLARS 257 



GRUBS OF BEETLES 258 



WASP-BEETLE . . . 261 



STAG-BEETLE . . . 262 



CHAPTER XIII. 



STRUCTURES OF GRASSHOPPERS, CRICKETS, AND BEETLES . . 264 



MOLE CRICKET- ........ . 265 



FIELD CRICKET 267 



BURYING BEETLE ......... 269 



DUNG BEETLE ......... 271 



TUMBLE-DUNG BEETLE . 273 



COCKCHAFER .......... 275 



CHAPTER XIV. 



ARCHITECTURE OF ANTS ........ 278 



MASON-ANTS . 279 



CHAPTER XV. 



STRUCTURES OF THE WOOD- ANT OR PISMIRE . . . .294 



CARPENTER-ANTS . . . . . . , . . 301 



CHAPTER XVI. 



STRUCTURES OF WHITE ANTS, OR TERMITES . . . .313 



TURRET-BUILDING WHITE ANTS . . . . . 325 



CHAPTER XVII. 



STRUCTURES OF SILK SPUN BY CATERPILLARS .... 330 



SILKWORM .......... 336 



EMPEROR-MOTH 342 



SPINNING CATERPILLARS . . . 344 



