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Vegetable weevil a.n.o 
Velvetbean caterpillar a*n.o. 
Walnut caterpillar a.ruo« 
Walnut husk fly a.n.o. ..... 
Walnut scale a. n. o 
Webbing clothes moth a.n.o. 
Western hen flea 
Western spotted cucumber beetle a 
Yifestern tent caterpillar a.n.o 
Wheat joint worm a.n.o. 
Wheat stem maggot a.n.o. 
Wheat s t em sawf ly a.n.o. 
Wheat straw worm a.n.o. 
White-lined sphinx a.n.o. 
White-marked spider beetle a.n 
Wlii t e-marked tussock moth a 
White mussel scale 
White peach scale a.n.o. 
White- pine weevil a.n.o. 
Willow curculio 
Woolly alder aphid a.n.o. 
W00II3'' apple aphid a.n.o. 
Woolly elm aphid a.n.o. 
Woolly pine aphid 
Yellow-necked caterpillar a 
Listroderes obliquus Gyll. 
Anticarsia gemmatilis Hbn. 
Datana integerrima G-. & R. 
Rliagoletis juglandis Cress. 
Aspidiotus juglans-regiae Comst, 
Tineola biselliella Hum. 
Ceratophyllus niger Fox 
Diacrotica soror Lee. 
Mai aco soma pluvial is Dyar 
Harmolita tritici Fitch 
Meromyza americana Fitch 
Cephus cinctus Hort. 
Harmolita grandis Riley 
Celerio lineata Fab. 
Ptinus fur L. 
Ilemerocampa leucostigma S. & A. 
Lepidosaphes alba Ckll. 
Aulacaspis pentagona Targ. 
Pissodes strobi Peck 
Cryptorhynchus lapathi L. 
Prociphilus tessollatus Fitch 
Frio soma lanigerum Hausm. 
Friosoma americanum Riley 
Chermes pinifoliae Fitch 
Datana ministra Drury 
