The Entomologist, October, 1914. Plate VI. 
Photos G. T. Lyle. 
1. Macrocentrus marginator, female, x3. 2. Zele infumator, female, « 23. 
3. Zele discolor, female, x 243. 4, Upper wing Zele testaceator, « 2. 
5. Metathorax of Zele infumator. 6. Ball of cocoons of Macrocentrus equalis, x 2. 
7. Section of the same. 
8. Cocoon of Macrocentrus marginator in burrow of Sesia culiciformis, nat. size. 
9. Cocoon of Zele infumator, x 3. 10. Cocoon of Zele discolor, « 3. 
