PLATE IX. 



FIG. 1. Locality study of Cerceris descrta. 



FIG. 2. Lycosa Kochii, found in nest of Agenia bombycina, X 2. 



FIG. 3. Nest of Agenia bombycina, X 2. 



FIG. 4. Nest of Bembex spinolae; tunnel 3} inches long; pocket 2 in- 

 ches below surface. 



FIG. 5. Locality study of Astata unicolor. The continuous line shows 

 the course walked over by the wasp; the short marks at a right 

 angle indicate resting-places; the broken line indicates flight. 



FIG. 6. Nest of As fata bicolor; tunnel 2i inches long; pocket 1^ in- 

 ches below surface. 



