Insects affecting hard pine 

 Pitch twig moth, Evetria comstockiana I'ern. 



1 Pitch mass with pupal shell protruding therefrom in one case ; the 



other shows old and recent jjitch. 

 2 I Adult, enlarged 



Pitch midge, C c c i d o tn y i a r c s i n i c o 1 a O. S. 



2 Pitch mass showing protruding pupal cases 



Nantucket pine moth, II v c l r i a frustrana Scudd. 



3 Infested shoot showing the abortive growth 



Pine needle gall fly, C c c i d o m y i a p i n i - r i g i d a o Pack. 



4 Needles deformed by this insect 



4^ Work on needles of the previous year 



Pine leaf miner, V i r a 1 c c h i a p i n i f o 1 i e 1 1 a Chamb. 



5 Affected needles, note the brown tips 

 23 Adult, enlarged 



Fir sawfly, Lophyrus abietis Harr. 



6 Larvae in natural position on the needles; below are stubs of eaten 



foliage 

 6i7 Cocoon of same at liase of ])ine needles 



Pine chrysomela, Glyptoscclis pubescens Fabr. 



7 Adult, much enlarged 



Pales weevil, H y 1 o b i u s pales Hcrbst. 



8 Adult, much enlarged 



Chrysobothris pusilla Lap. & Gory 



9 Adult, much enlarged 



Chrysobothris floricola Gory 

 10 Adult, enlarged 



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