Ecological and Behavior Notes 71 



Plate V 



Fig. 1. Nest of the potter wasp, Eumenes fratemus. (Photo by Dr. C. 



H. Turner.) 

 Fig. 2. Bits of vegetation from which Megachile generosa makes her 



cup-shaped cells. 

 Fig. 3. A sample of the work of defoliation on sour-dock, done by 



Gastroidea cyanca. 

 Fig. 4. Nests of Megachile bees in hollow twigs. 



Plate VI 



Fig. 5. Opening to the burrow of Notiocharea philadelphicut. 



Fig. 6. Cells from which Augochlora timilit emerged. 



Fig. 7. Miaumena oleatoria feeding upon (p) grasshopper. 



Fig. 8. Bembix apinolae digging her burrow. 



Plate VII 



Fig. 9. The cells of the burrowing bee, AntKophora abrupta. 



Fig. 10. Wood burrow of carpenter bee, Xylocopa virginica, reused by 



wasp, Monobia quadridena, which made the mud partitions. 

 Fig. 11. An unusual decoration of seeds on bag of Thyridopterya 



ephemaeformia. 



Plate VIII 

 Fig. 12. Burrow of Cerceria fumipennia. 



