CATALOGUE OF INSECTS. 451 



Sub-Family PEMPHIGIN^. 



PEMPHIGUS, Hart. 



P, populicaulis, Fitch. 

 P. populiglobuli, Fitch. 

 P. populivense, Fitch. 

 P. rhois, Fitch. 



C. laricifolise, Fitch. 

 C. pinifoliae, Fitch. 



Sub-Family CHERMESINiE. 



CHBRMES, Linn. 



Sub-Family PHYLLOXERINiE 



PHYLLOXERA, Fonsc. 

 P. caryse-caulis. Fitch. 



P. caryse-folisB, Fitch. 

 P. caryae-venae. Fitch. 

 P. vastatrix. Planch. 



Family ALEURODIDiE. 



ALEURODES, Am. et Serv. 

 A. abutilonea, Hald. 

 A. brassicse. Walk. 

 A. corni, Hald. 



Family COCCID-ffi. 



Sub-Family COCCINJE. 



DACTYLOPIUM, Costa. 

 D. adonidum, Linn. 



PSEUDOCOOCUS, Westw. 

 P. aceris, Geoff. 



