928 FIFTH REPORT OF THE ENTOMOLOGICAL COMMISSION. 



PLATE XXXIX. 



Fig. 1. Sphinx catalpce. a, egg-mass; b, newly- 

 hatched larviB; c, a larva one- third 

 grown; d, dorsal view of one of its 

 joints; e,f, h, differently marked larvai 

 g, dorsal view of one of the joints of/ 

 i, do. of /i; j, pupa; k, moth — nat. size 

 I, egg— enlarged. Marx del. 



PLATE XL. 



DEVICES FOR UNDERSPRAYING TREES WITH INSEC- 

 TICIDES. 



[From Ann. Rept. U. S. Dept. Agr., 1883.] 



^IG. 1. Parts of hose-pole device for spraying trees: 

 Bamboo pole, b b ,- drip-washer, j ,- hose, 

 hx ; side hook, v ; eddy-cham ernozzle, 

 n, m ; spray, z, «. 



PLATE XL— Continued. 



Fig. 2. Metallic hand-pipe with diagonal nozzle .■ 

 Hoee, /i ,• metallicpipe, t ; diagonal eddy- 

 chamber nozzle, n ,- its removable face, 

 i ; spray, s. 



3. Barrel rest or skid: Two coupling-cleats 



b b ; two side rests, a a .• chamfered con- 

 cave, c c. 



4. Slirrer-pump with barrel and mixer-funnel 



in section : Funnel, «t ,- its cylindrical 

 sides, g q ,- 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 

 ii ; .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 n ; rope, w iv ,- 

 bungs, r, z. 



