Tech. Series 21, Bureau of Entomology, U. S. Dept. of Agricultun 



Plate V!. 



North American Thysanoptera. 



-,'«-^'«'f' "'f '"^f-- iH".t .bdonien, dorsal view. Fig. U.-TruMln-ip, nihcr: Ri.^l.t 

 "eu Wl 7 r /'^•/■^-«^'""""'"-'>'^ "•'•""-• Head and pro.horax o/ fen.ale. dorsal 

 ' , •, ^"- •^'^■-^''l'>"'l"""-'l"' crrao,: Tip of abdomen of female, dorsal view Fig 44- 

 07>/Hi/.^/yv;,.s nm».s-.- Ri^^ht antenna of female. Fig. 45.-Cw^.ttr//;. m^tTonuV,^.- Head 



ol female, dorsal view. (Original.! ""j<-" 



