Bui. 48, Div. of Entomology, U. S. Dept. of Agilculturo. 



Plate IV. 



'» =" z 



-DO 



D cn 



O 



!=l 



s; O 



rex O 



^^ 5 5 



• — m 



^ OO 



::;^ — 33 



■nz CO o 



a > 



Z Q 



m "0 



- 5 > 



CD 

 > < 



^ 520 



CO ^ 



> -u 



sou 



