LIST OF ILLUSTRATIONS 



PAGE 



PelopjEus on Nest, Group of Finished Cells, and 



Tube opened to show Spiders (page 266) Frontispiece 



Wasp Eating ........ 3 



Paper Nest with Side removed to show Con- 

 struction of Combs . . . . . 11 



Ammophila Urnaria carrying Caterpillar to 



Nest .' . 19 



Ammophila Urnaria stinging Caterpillar . 27 



Caterpillar with Egg of Ammophila Urnaria 29 



Nest of Ammophila 31 



Ammophila Urnaria using Stone to pound down 



Earth over Nest 39 



Thorough Locality Study by Sphex . . 59 

 Hasty Locality Study by Sphex , . .61 



Sphex dragging Grasshopper to her Nest . 63 



Nest of Sphex ....... 69 



OxYBELUs Quadrinotatus 75 



Nest of Oxybelus 79 



Aporus Fasciatus . . • . . . . 81 



Wasp Homes in the Log Cabin .... 85 



Nest of Perennis . . ... . 89 



Nest of Anormis . . . . . . '91 



