SCALE INSECTS 



Maple phenacoccus 



Phenacoccus acericola King 

 Clusters of male cocoons on sugar maple bark 

 Females and young on underside of leaf 



Black-banded lecanium 



Eulecanium nigrofasciatum Perg. 

 Badly infested soft maple twigs 

 Young along sides of leaf veins 

 Male, enlarged 



Full grown female scales showing characteristic markings, enlarged 

 Young, enlarged 



Golden oak scale 



Asterolecanium variolosum Ratz. 



5 Infested oak twig 



Tulip tree scale 

 Eulecanium tulipiferae Cook 

 6 Badly infested tulip branch 



8 Recently hatched young, enlarged 



9 Young scales, enlarged 



White flower cricket 



Oecanthus sp. 





7 Oviposition scars 



