-75&- 
Western rose-chafer --------- Macro dactylus unifonris Horn 
Western spotted cucumber beetle a.n.o. Diabrotica soror Lcc. 
Western sycarrore lacebug ------- Corythucha confraterna C-ibson 
Wheat head arryworrr <?.n. o. - - - - - - Neleucania albilinea Hbn. 
Wheat joint worm a.n.o. Harmolita tritici Fitch 
Wheat stem rraggot a.n.o. ------- Mcromyza arericana Fitch 
Wheat stem sawfly a.n.o. ------- Cephus cinctus Nort. 
Wheat stra 1 " worm a.n.o. ------ - Harmolita grandis Riley 
White-lined sphinx a.n.o. ------ Sphinx lineata Fab. 
White-marked spider beetle a.n.o. - - Ptinus fur L. 
White-marked tussock moth a.n.o. - - - Hemerocampa leucostigma S. & 1 
White peach scale a.n.o. ------- Aulacaspis pentagona Targ. 
White-pine weevil a.n.o. ------- Pissodes strobi Peck 
Willow borer ------------- Cryptorhynchus lapathi L. 
Woolly apple aphid a.n.o. ------ Eriosoma lanigerum Hausm. 
Woolly beech aphid __--__--- Prociphilus imbricator Fitch 
Woolly larch aphid __-_-____ Adelges strobilobius Kalt. 
Woolly maple leaf scale ------ Phenacoccus acericola King 
Yellow meal worm a.n.o. ------- Tenebrio molitor L. 
Yellow-necked caterpillar a.n.o. - - - Datana ministra Driiry 
Zebra caterpillar a.n.o. ------- Mamestra picta Harr. 
