218 Mr. W. L. Distant on Fauna of Madagascar, ^'c. 



separable and structurally very distinct. Besides its larger 

 and more robust form the following are the differentia 

 specijica. 



Abdomen above fulvous. 



Drums slightly overlapping and unicolorous. 



Eostrum reaching posterior coxae. P. guttulata, Sign. $ . 



Abdomen above black. 



Drums not overlapping and margined with black. 

 Rostrum about reaching first abdominal segment. P. Madagas- 

 cariensis, Dist. 



