Tech. Series 1 J, Part 111, Bureau of Entomology, U. S. Dept. of Agriculture, 



Plate III. 



Thysanoptera of California. 



Fie \9-Euthri,)S m>% head and prothorax of female. Fig. 20.-Euthrip>^ pyri. heart and pro- 

 tliorax o feZlffrom side. F^. 2l.-&f rips pyri, right antenna ot ^^^^^l^-^JS^J^'^ 

 EiUhrips pwi, end of abdomen of female from side. Fig. -^^..-f «'/'"y'' /^V' '• .^"[6 .t<^f "'l «' 

 ^M, ale Fig ii.-Eufhrips pyri, right fore wing of female. Fig. -a.-huthnps elrrhoimi^ head 

 and prothorax of female Fig. 2().-Euthrips ehrhornii, right fore wmg .,t female. Hg. 27.- 

 Euthrips ulicis califonricus. head and prothorax of female. 



