234 KANSAS UNIVERSITY SCIKNCK BULLETIN. 



Caragana arborescens Lam. 

 Aphis medicaginis Koch. 

 Carya alba L. 



Monellia caryella Fitch. 

 Phylloxera caryae Fitch. 



caryaecissa Riley, 

 caryaefallax Riley, 

 caryaefolias Fitch, 

 caryaeglobuli Walsh, 

 cary^gummosa Riley, 

 carygesepta Shimer. 

 caryaevellana Riley, 

 caryaevense Fitch, 

 conica Shimer. 

 depressa Shimer. 

 Carya amara Nutt. 



Monellia caryella Fitch. 

 Phylloxera caryaecaulis Fitch, 

 forcata Shimer. 

 minimum Shimer. 

 spinosa Shimer. 

 Carya glabra Will. 



Lachnus caryse Harris. 

 Phylloxera caryaecaulis Fitch, 

 caryaeglobuli Walsh, 

 carygeren Riley, 

 carygesemen Walsh, 

 gibbosa Shimer. 

 Carya olivaeformis Nutt. 

 Callipterus sp. Monell. 

 Phylloxera sp. Riley-Howard. 

 Carya minima (see C. amara Nutt.) 

 Carya sp. 



Callipterus caryae Monell. 

 Phylloxera caryitglobosa Shimer. 

 depressa Shimer. 

 forcata Shimer. 

 Schizoneura caryse Fitch. 

 Castanea dentata Marsh. ( C. sativa americana. ) 

 Callipterus castanae Fitch. 

 Phylloxera castaneae Hald. 



sp. 

 Catalpa. 



Aphis gossypii Glover. 

 Chaitophorus negundinis Thos. 

 Phorodon cyanoglossi Will. 

 Cauliflower. 



Aphis brassicae L. 

 Celastrus scandens L. 



Macrosiphum sp. Lint. 



