EXPLANATION TO PLATES. 



PLATE VI. 



DEVICES FOR UNDERSPRAYIXG TREES WITH IX8KCTICIDES. 



(Figs. 1 and 2 original ; 3 and 4 from Ann. Kept. Dept. Agr. 1881-2.) 



FIG. 1. Parts of hose-pole device for spraying trees,- 

 bamboo pole, b b; drip washer, j; hose, 

 h Xf side hook, v; eddy chamber noz- 

 zle, n m; spray, z s. 



FIG. 2. Metallic hand pipe with diagonal nozzle,- 

 hose, h; metallic pipe, t; diagonal eddy 

 chamber nozzle, n; its removable face, 

 i; spray, *. 



FIG. 3. Barrel rest or skid; two coupling cleats, 66; 

 two side rests, a a ; chamfered con- 

 cave, c c. 



FIG. 4. Stirrer pump with barrel and mixer funnel 

 in section; funnel, u; its cylindrical 

 sides, g g ; funnel base, 1 1; spout, p ; 

 (in bung -hole, k), gauze septum, d; 

 barrel, k k; trunnions, i; trunnion 

 eyes, e ; wedge, v; lever-fulcrum, /; 

 pump lever, i i; swing of the lever 

 head and piston top, a b C; cylinder 

 packing cap, c ; cylinder, q; its swing, 

 x y; stirrer loop or eye, h; stirrer bar, 

 m ?i; rope, w w; bung, r z. 



FIG. 1. Coal-oil pan, large size. 

 FIG. 2. Coal-oil pan, small size. 



FIG. 1. The Bobbins Coal-tar pan. 

 FIG. 2. The Flory Locust-Machine, front view in 

 operation. 



PLATE VII. 

 (From Ftept. I, TL S. E. C.) 



FIG. 3. The Anderson Coal-oil contrivance. 



PLATE VIII. 

 (From Kept. I, U. S. E. C.) 



FIG. 3. The same, side view of frame. 



PLATE IX. 



(From Kept. I, U. S. E. C.) 



FIG. 1. The Eiley Locust Catcher. 



PLATE X. 



CABBAGE WORMS. 



(Fig. 1 original; 2, 3, 4 after Kiley ; 5 after Harris.) 



FIG. 1. Pieris monuste; a, larva; b, pupa; c, adult. 

 FIG. 2. Pieris protodice, c?. 

 FIG. 3. Pieris protodice, ?. 



FIG. 4. Pieris protodice; a, larva; 6, pnpa. 

 FIG. 5. Pieris oleracea; a, larva. 



PLATE XI. 



(Figs. 1, 3, 4, 5, and 6 original; 2 alter Riley.) 



FIG. 1. Phymata erosa; a, dorsal view (enlarged) ; 

 b, side view (enlarged) ; c, front leg 

 (enlarged); d, rostrum (enlarged). 



FIG. 2. Plusia bragsicce,- a, larva ; 6, pupa; c, moth. 



FIG. 3. Plutella cruciferarum; a, larva (enlarged ) ; 

 6, dorsum of a single joint (greatly en- 

 larged) ; c, side view of same ; d, pupa 

 (enlarged) ; e, cocoon (enlarged) ; /, 

 moth (enlarged) ; g, wings of dark va- 



FIG. 4. 

 Fig. 5. 

 FIG. 6. 



riety (enlarged) : h, moth at rest (en- 

 larged) : f, creinaster of pupa (greatly 

 enlarged). 



Pionea rimosalis ; a, larva; 6, pupa; c, 

 moth ; rf, segment of larva (enlarged*. 



Larva of Plusia brassiere parasitized by 

 Copidosoma trnncatellum. 



Copidosoma truncateUum (greatly en- 

 larged). 



PLATE XII. 



(Figs. 1 and 3 original; 2 after lliley.) 



Fis. 1. Mamestra chenopodii; a, b, larva; c, pupa; 



d, moth ; e, wing of same (enlarged) ; /, 



anal segment of pupa. 

 FIG. 2. C'eramica pictn,- a, larva; 6, moth. 

 FIG. 3. Oaleruca xanthomelcena,- a, eggs; b, larva?; 



c, adult; e, eggs (enlarged); /, sculp- 



ture of eggs; (j, larva (enlarged); ft, 

 side view of givatly enlarged segment 

 of larva; i, dorsal view of -same: j, 

 pupa (enlarged) ; k, beetle (enlarged) ; 

 I, portion of elytron of beetle (greatly 

 enlarged). 



PLATE XIII. 



(Original; Packard Gissler, del.) 



FIG. 1. Nematus erichgonii? head of larva before 



last molt. 



FIG. la. Same, full-grown larva. 

 FIG. 2. Maxilla of same, from above; g, galea; lac, 



lacinia ; palp, palpus. 

 FIG. 3. Same, underside; mx, maxilla; mxp, max- 



illary palpus; mx', labium; mx'p, labial 



palpus. 



FIG. 4. Mandible of same. 

 FIG. 5. Pteromalns parasitic on same. 

 FIG. 6. Nematus integer, head and thorax; psc, 



praescutum; sc, scutum; scl, scutel- 



lum. 



FlG.6a. Same, ovipositor; 9, 10, 9th arid 10th ab- 

 dominal segments; ov, ovipositor; c, 

 cercopod. 



Flo. 66. Same, wing. 



FIG. 6c. Same, antenna. 



FIG. 7. (jfilechia abietisella, larva enlarged (natu- 

 ral size indicated by hair line). 



FIG. la. Same, head and thoracic, and first abdomi- 

 nal joints more highly magnified. 



FIG. 76. Same, terminal joints on same scale as last. 

 All the figures magnified. 



