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See 
Two-lined chestnut borer a.n.o. _________ Agrilus bilineatus Weber 
Two-stiiped grasshopper ------------- Kelanoplu s b ivittatus Say 
Two-striped sweet-potato beetle --_---_-_ Cass id a bivittata Say 
Vagabond gall- louse --------------- Pemphigus vagabundus Walsh 
Variegated cutworm --------------- - Lv co-phot i a margaritosa Haw. 
Velvet-bean caterpillar ------------- Ant i cars ia germatilis Hon. 
I 
Walnut dat ana ____--__-______--- Pat ana integerrima G . & R . 
Water-lily aphid ---------------- - Rhopalosiphun nvrnphaeae L. 
Western army- cutworm -------------- - Chorizagrotis auxiliaris Grote 
Western flea-beetle --------------- P hyllotreta p us ilia Horn 
Western-pine beetle a.n.o. ----------- -Dendroctonus brevicomis Lee. 
Western potato flea-oeexle — _-___-_-__ Epitri x. subcrinita Lee. 
Western wheat sawfly _--- ________ - Cephus cinctus Nort. 
Wheat-h,ead armyworm a.n.o. ----------- - Heliophila aioilinea Hon. 
Wheat jointworc --____--_____ Harmolita tritici Fitch 
Wheat sawfly borer — ----_--__-____ Cephu s pygraeus L. 
Wheat-sheath gall jointworr ----------- Harmolita vaginicola Doane 
Wheat strawworm ----------------- Hans lit a g rand is Riley 
Wheel bug __--___-____ Arilus cristatu s L. 
White ant -------------------- R eticuliterre s f lavipes Kol. 
White-blotch dak leaf-miner ----------- Lithocolietcs hamadryella Clem. 
Whit ef lies _________________ -Aleurodidae 
Whits- lined sphinx --------------- - Deilephila iinea.ta Fab. 
White-marked tussock moth a.n.o.-------- - Hemerocarpa leucostigma S. & A. 
White—pine aphid ---------------- - Lachnus strobi Fitch 
White-pine weevil ---------------- Pissodes strobi Peck 
Willow curculio ----------------- Crypt crhynchus lap at hi L. 
Wingless Kay-beetle - ___ _______ ghyllop haga so- 
Wing louse -____-_-__ ___ -L ipeurus variabilis Nitzsch 
Winter tick ______________ Derm a cent or alb ip ictus Pack. 
Wireworms -------------------- Elateridae 
Wood leopard moth --------____--_- Zeuzera pyrina Fab. 
Woolly apple aphid a.n.o. ------------ Erioso ma lanigerurr Hausn. 
Woolly beech aphid --------------- - Phyllaphis f agi L. 
Woolly elm aphid ---------------- -E riosoma americanum Riley 
Woolly maple-leaf scale ------------- P henacoccus acericola King 
W-marked cutworm _______ - Noctua ciandestina Harr. 
Y 
Yellow-bear caterpillar ------------- - Diacrisia v irginica Fab. 
Yellow-fever mosquito Aedes aegypti L. 
Yellow-striped armyworm - _-__--_ _ P rodenia ornithogalii Guen. 
Yellow sugar-cane aphid ------------- Sipha f lava For*bes 
Zeora caterpillar a.n.o. -K arnes tra picta Harr. 
