Bull. Ent. Research. Vol. XII. Part 1. 



Plate II. 



Fig. 1. Pool in stream (Locality No. 1) ; twenty-five egg-masses of Tabanus 

 aprepes were found on grass overhanging the bank. 





Fig. 2. Clay bank (Locality No. 3) from which larvas of Tabanus api'epes, 

 T. rufinotatus, T. nigritarsis and Silvius notatus were obtained. 



