BLUEBERRY INSECTS IN MAINE. 



257 



(i) Material Collected August 18, 1913. 



I9I3 



bi) 



bb 



bi) 



bb 



bio 



be 



<v 









3 





:3 



^u 





< 



< 



< 



< 



< 



< 



m 



Larvae ..... 



4 



6 



20 



3 



7 



2 



7 



Puparia 



7 



4 



4 



33 



7 



22 



38 









t«^ 



10 



N 



M- 



VO 





00 



0\ 





►-i 



<M 



0) 



0) 



1913 



^• 



-i-i 



jj 



_jj 



4-> 



_lj 



•4-J 





n 



a 



a, 



Oh 



a 



ft 



a 





OJ 



OJ 



qj 



<U 



(U 



<L) 



D 





m 



c/; 



CO 



C/J 



L/"i 



CO 



CO 



Larvae 







9 



14 



26 



5 



I 







Puparia 



... SO 



20 



16 



12 



15 



18 



4 



(2) Material Collected August 18, 1914. 



I9I4 



bi 



bi 



bo 



bb 



-^ 





3 



3 



3 



p 







< 



< 



< 



< 



CO 



Larvae . 



2 



16 



3 











Puparia 



1914 



Larvae 

 Puparia 



(3) Material Collected August 25 and 26, 1914. 



01 



0) 



CO 



^ 



00 



1— 1 



bb 

 < 



bb 

 < 



bb 

 < 



a 

 c/l 



CO 



a 



CA) 



8 







19 



44 



22 











I 



16 



104 



30 



4 



(4) Material Collected August 25 and 26, 1915. 



^y^o 



bjD 



3 



bfl 



3 



be 



bc 



a 



a 



a 



a 



a 



a 



a 



a 









<u 



QJ 



<u 



CJ 



(U 



<u 



<u 



OJ 







<: 



< 



< 



CO 



CO 



CO 



CO 



CO 



in 



CAl 



CO 



Larvae . . 



18 



3 



2 



3 



13 



16 











II 



5 











Puparia . 











II 



3 



6 



II 



I 



4 



73 



19 



23 



19 



Generations. There is but one generation a year and the 

 writer has not ohserved the sHghtest evidence of even a partial 

 second generation. 



DESCRIPTION. 



No technical description of the stages of Rhagoletis pomo- 

 nella Walsh is included in this bulletin because careful and 

 accurate descriptions have already been published, especially by 

 Doctor Illingworth in Bulletin 324 of the Cornell Experiment 

 Station. (Egg, page 154; larva, page 154; puparium, page 155; 



