19 



WHITE FLY; MEALY WING. 



Alii/roih.s citri li. it II. 



For j«^onoral jirtitlos soo Muiliitt. Ftmncrs' Bui. IT2, L. S. Dopt. 

 A»,M-ic., pp. Hci-oS, Itto;-}; also Ins. LitV, v. V, pp. 21i)-;>2<j, lf>U3. 

 Exiiujit: Adult, work, and liuun\ 



INSECTS INJURIOUS TO APPLE. 



P\)r .special treatises on apple insects .see liruiier. Trans. Nebr. 8t, 

 Hurt. 800. f. 18!)4, pp. 155-228, 1S{)5; Harvey and Munson, Bui. 50, 

 Maine Ai^i-. Expt. 8ta., 181t9; 8aunders, Insects Injuriou.s to Fruits, 

 2d ed.. pp. 18-1?,;», 11M)0. 



INJl lMN(i Tin- «<)OTS. 



THE WOOLLY APPLE APHIS. 



Sdilzoiwnra hniii/rni Hansom. 



For general account see Marlatt, C'ir. 2<». Div. Ent.. U. 8. Dept. 

 Aj^ric, 1897. 



Exiiibit: Work, tigure, i)arasiti>, .l/>//r//;///.s ///(/// Hal. ; and enemy 

 Sci/7/ini(ii cervicalid ^luls. 



INJl KINO THE TRUNK. 



FLAT-HEADED APPLE-TREE BOREK,. 



Chrr/soholhrls fi'niDrniit Fuh. 



For g'eneral account .see Chittenden, Cir. 82, Div. P^nt., U. S. Dept. 

 Agric., pp. !»-12, 1S9.S. 



Exhibit: Adult, work, and figure. 



ROUND-HEADED APPLE-TREE BORER. 



Sdjii'riln cuiKliilii Kal). 



For general account s(m> Chittenden, ('ir. 8-J, l)i\-. Ent., C 8. I>c])t. 

 Agric., pp. 1-s, l,s98. 



P^xiiihit: Adult, woik. and tigurc. 



APPLE- WOOD STAINER; PIN-BORER. 



J'Irrori/rliiii ni't/i l-'ilcli. 



(Formerly Mniinrf/inini.) 



For general account of this and an allicil s|)(H-ics, M. fnsrldiKiii, .see 

 Huhhard. Bui. 7. n. s.. Div. Ent., V. 8. Dept. Agric.. pp. 20-28, 

 18i>7. 



Exhiiut: Adult and li«rurc. 



