Ml.\ 1.1; 



AY 6/0 





Si I \ 1 i; (.1: \V Ni.. ; DOUBLE 



NOTE 



The flies on the following plate* are not 

 the samplea, inasmuch aa they si 

 the end of some of the feather*. 

 chanlcal difflcultie of the three-o 



This is MPtai t.. ui,- 



i .mi t.'i.i. be avoided. Otherwise they are good 

 representations. The Harrison fly should be gray in- 

 stead of a brownish color. 



