472 



U.S. NATIONAL MUSEUM BULLETIN 243 



Potentilla freyiana 



Stephanitis nashi var. suigensis Saito 

 Prunus sp. 



Monosteira unicostata (Mulsant and 

 Rey) 



Stephanitis nashi Esaki and Takeya 

 Prunus americana 



Corythucha pergandei Heidemann 

 Prunus amygdalus 



Monosteira unicostata (Mulsant and 

 Rey) 

 Prunus armeniaca 



Stephanitis pyri (Fabricius) 

 Prunus avium 



Stephanitis pyri (Fabricius) 

 Prunus cerasus 



Gargaphia subpilosa Berg 



Monosteira unicostata (Mulsant and 

 Rey) 



Stephanitis pyri (Fabricius) 

 Prunus demissa 



Corythucha padi Drake 

 Prunus domestia 



Physatocheila dumetorum (Herrich- 

 Schaeffer) 

 Prunus lusitanica 



Stephanitis pyri (Fabricius) 

 Prunus mahaleb 



Stephanitis pyri (Fabricius) 

 Prunus marasca 



Stephanitis pyri (Fabricius) 

 Prunus padus 



Physatocheila dumetorum (Herrich- 

 Schaeffer) 



Physatocheila costata subsp. smreczynskii 

 China 

 Prunus persica 



Corythucha associata Osborn and Drake 



Corythucha gossypii (Fabricius) 



Gargaphia subpilosa Berg 



Monosteira unicostata (Mulsant and 

 Rey) 



Stephanitis pyri (Fabricius) 

 Prunus serotina 



Corythucha associata Osborn and Drake 



Corythucha pruni Osborn and Drake 



Gargaphia tiliae (Walsh) 



Prunus spinosa 



Physatocheila dumetorum (Herrich- 

 Schaeffer) 

 Pyrus sp. 



Stephanitis nashi Esaki and Takeya 



Stephanitis pyri (Fabricius) 

 Pyrus americana 



Corythucha cydoniae (Fitch) 



Corythucha pallipes Parshley 

 Pyrus aria 



Stephanitis pyri (Fabricius) 



Tingis angustata (Herrich-Schaeffer) 

 Pyrus aucuparia 



Corythucha cydoniae (Fitch) 



Stephanitis pyri (Fabricius) 

 Pyrus communis 



Gargaphia lunulata (Mayr) 



Gargaphia subpilosa Berg 



Monosteira unicostata (Mulsant and 

 Rey) 



Physatocheila confinis Horvath 



Physatocheila dumetorum (Herrich- 

 Schaeffer) 



Physatocheila costata subsp. smreczynskii 

 China 



Stephanitis pyri (Fabricius) 

 Pyrus malus 



Corythucha arcuata (Say) 



Corythucha salicata Gibson 



Monosteira unicostata (Mulsant and 

 Rey) 



Physatocheila dumetorum (Herrich- 

 Schaeffer) 



Physatocheila costata subsp. smreczynskii 

 China 



Stephanitis pyri (Fabricius) 

 Pyrus mamorensis 



Monosteira unicostata (Mulsant and 

 Rey) 

 Pyrus melanocarpa 



Corythucha cydoniae (Fitch) 

 Pyrus prunifolia 



Corythucha pergandei Heidemann 

 Pyrus ussuriensis 



Leptoypha capitata (Jakovlev) 



hanitis nashi Esaki and Takeya 



