142 



PLATE VI 



Fig. 1. Pieris napi pseudonapi B. 



Fig. 2. Pieris napi pseudonapi B. 



Fig. 3. Pieris napi pseudonapi B. 



Fig. 4. Pieris napi pallidissima B. 



Fig. 5. Pieris napi pallidissima B. 



Fig. 6. Pieris napi arctica Verity. 



Fig. 7. Pieris napi arctica Verity. 



Fig. 8. Pieris napi hulda Edw. 



Fig. 9. Pieris napi hulda Edw. 



Fig. 10. Pieris napi pallidissima B. 



& McD. 

 & McD. 

 & McD. 

 & McD. 

 & McD. 

 $ 

 5 



Type, $ 



Type, $ 



Paratype, 



Type, $ 



Type, $ 

 Chatanika, Alaska 

 Chatanika, Alaska 



Silverton, Colo. 

 Silverton, Colo. 

 ? Silverton, Colo. 

 Provo, Utah. 

 Provo, Utah. 



$ Pribilof Is., Alaska. 

 $ , underside Pribilof Is. 

 & McD. $ , underside 



Alaska. 

 Provo, Utah. 



