II 



Family Q.—\. Antennae with but three distinct joints. 2. The] 94 



two ocelli placed beneath the eyes. 3. Head very large. | fiil(}OR- 



4. Body high and convex, often compressed laterally. 5. \ IDAE. 

 Hind legs thickened, enlarged, and adapted for leaping. \ (Lantern-fly 

 6. Forehead or vertex of head frequently greatly developed. J Fam.) 



Family i. — 1. Large and wedge-shaped. 2. Head large and 

 broad. 3. Eyes prominent. 4. Males have musical, 

 apparatus beneath the wings on the basal ring of abdomen. 



5. Tarsi with three joints. 6. Antennae short. 7. Fe- 

 males with piercer lodged in furrow beneath extremity of 

 body. 



95 



C1C.VD.\- 

 RIA.E. 



(Cicada 

 Fam.) 



Sttb-ordek VI.— HETEROPTERA. 



Family a- — 1- Aquatic. 2. Hind legs long, ciliated, and nata-) 

 torial. 3. Body convex above and flat beneath. 4. j 

 Head large, nearly as wide as rest of body, and with broad \ 

 rounded front. 6. Antennae four jointed, concealed be- | 

 neath the eyes. 6. Ocelli wanting. J 



96 



NOTONEC- 

 'IIDAE. 



(Water- 

 Boatmen. 



Family la. — 1. Body very flat, and either oval or very long and 1 

 linear. 2. Antennae short, three or four jointed, and 

 concealed in cavity under eyes. 3. Beak three jointed. \ " 

 4. Pore wings membranous. 6. Fore feet raptorial 



6. Hind limbs natatorial. 7. Aquatic. 



97 



EPIDAE. 



(Scorpion 

 Bug Fam.) 



98 



Family Q. — 1. Body wherry-shaped. 2. Legs long. 3. 



Course over surface of ponds in early spring. 4. Body | 

 beneath furnished with a coating of plush. 5. Antennae \ PLOTERES 

 four jointed, and long and slender. 6. Fore legs partial- | (Skaters.) 

 ly raptorial. 7. Some are wingless. J 



Family d.. — 1. Head free from thorax, elongated, and nearly cyl-] 

 indrical. 2. Eyes prominent and two ocelli. 8. An- j 

 tennae of moderate length, and slender toward the end. \ 

 4. Bead stout and incurved. 5. Tarsi three-jointed. | 

 6. Legs long and cursorial. 7. Predaceous. J 



99 



REDUV- 

 IIDAE. 



(Bugs of 

 Prey.) 



Family Q. — 1. Head flat, extended horizontally and sunken up to] 100 

 the eyes within the prothorax. 2. Antennae long, Ali- 

 form, often clavate at tip, and from three to five jointed. CORISIAE 

 3. Beak sheath (labium) four-jointed. 4. Tarsi gener- 

 ally three-jointed, and provided with two suctorial'pads. \ 

 5. Membranous wing-covers have distinct, often forked, ^^"^^fIiIJi"^"^' 

 longitudinal veins. 6. Two ocelli. 7. Crust of body 

 hard. (Comorises three distinct groups: Lygaeidae, Core- 

 idae, and Pentatomidae.) 



Family f. — 1. Body convex, oval and soft. 2. Antennae elon- 

 gated with second joint thickened at the tip, and the ter- 

 minal joints very slender. 3. Rostrum hmg and four 

 jointed. 4. Ocelli wanting, 

 positor nearly half the length 

 nauseous taste to ras])berries. 

 habits. 



5. Females have an ovi- 

 of body. 6. Give the 

 8. Very active in their 



101 



CAPSINI. 



(Fruit-eat- 

 ers.) 



