CONTENTS 



PAGE 



translator's note Vll 



I THE BUPRESTIS-HUNTING CER- 



CERIS I 



II THE GREAT CERCERIS . . -19 



III A SCIENTIFIC SLAUGHTERER . . 4^ 



IV THE YELLOW-WINGED SPHEX . 6 1 

 V THE THREE DAGGER-THRUSTS . 8o 



VI THE LARVA AND THE NYMPH . 92 



VII ADVANCED THEORIES . . .115 



VIII THE LANGUEDOCIAN SPHEX . .139 



IX THE WISDOM OF INSTINCT . . 161 



X THE IGNORANCE OF INSTINCT . 1 88 



XI AN ASCENT OF MONT VENTOUX 2 I 2 



XII THE TRAVEILERS ..... 233 



XHI THE AMM0^H;L/£ ;,-.. . . . 25O 



XIV THL bembex . •%;,: . . . 272 



XV THE FLY-HUNT . • 294 



Xvf'A PARASITE OF THE'' BEMBEX. 



THP/CbCOGN *.'--'. ' . . 3^^ 



