INDEX TO ILLUSTRATIONS. 



Ablerus clisiocampsB, female, fig. 3, p. 7. 

 Acneus, antenna, fig. 12, (/, p. 37. 

 Adranes, antenna, fig. 12, i, p. 37. 

 Agrilu-s .sinuatus, work of, fig. 26, p. 259. 

 AutennsB of some insects, fig. 14, p. 40. 

 Antlionomus grandis, larva, pupa, beetle, fig. 30, 



p. 296. 

 Aphelinus diaspidis, fig. 29, p. 290. 

 Ajihis persicfe-niger, sensory pits on antenna;, 



fig. 11. A, p. 35. 

 Bees, worker, sensory hairs and olfactory organs, 



fig. 11, k, p. 35. 

 Bolbocerus, antenna, fig. 12, h, p. 37. 

 Bruchymena annulata, fig. 17, p. 47. 

 Caloptenus, amlitory apparatus, fig. 10, 6^, ]>. 34 ; 



organ of .smell, fig. 11, O, p. 35. 

 Carnation twitter, fig. 28, p. 264. 

 Ceresa bubalus, fig. 4, p. 9; female at work and 



egg, fig. 7, p. 12. 

 Ceresa taurina, adult female, fig. 5, p. 10 ; egg 



and nymph, fig. 6, p. 11. 

 Chajtopsis senea, fig. 34, p. 352. 

 Chinch bug, diagram of field infested by, fig. 18, 



p. 141. 

 Chironomus, antenna, fig. 14, rf, p. 40. 

 Chrysopila, sense organs of abdominal append- 

 ages, fig. 10, X), a, b, p. 34. 

 Cockroach, sensory organ, fig. 10, A, p. 34. 

 Coleoptera, some antennre of, fig. 12, p. 37. 

 Corymbites, antenna, fig. 12, 6, p. 37. 

 Cotton-boll weevil, map showing distribution, 



fig. 31, p. 301. 

 Crambus topiarius, fig. 1, p. 1. 

 Cyrtoneiira csesia, adult, larv.-i, fig. 32, p. 339. 

 Dendroides, antenna, fig. 12, e, p. 37. 

 Diagram of field infested with chinch bug, fig. 18, 



p. 141. 

 Dineutes, antenna, fig. 12,/, p. 37. 

 Drosophila flaveola, fig. 40, p. 382. 

 Entedon epigonus, fig. 3C, p. 356. 

 Hippelates fiavipes, fig. 37, p. 374. 

 Hippolates plebe.jus, fig. 38, p. 376. 

 Hylesinus sericeus, work of, fig. 25, p. 254. 



Lachnosterna, antenna, fig. 12, </, p. 37. 



Loucodesmia typica, fig. 46, p. 402. 



Ludius, antenna, fig. 12, a, p. 37. 



Machine for destruction of insects in mills, fig. 



27, p. 263. 

 Macrostola lutea, fig. 33, p. 340. 

 M.ay beetle, organ of smell, fig. 11,1?, p, 35. 

 Meconema, auditory apparatus, fig. 10, F, p. 34. 

 aielolontha, organs of smell, fig. 10, C, p. 34. 

 Mjrmicaruginodis, sensory organ, fig. 11, /, p. 35. 

 Nicobium hirtum, fig. 44, p. 396. 

 Papilio turnus var. glaucns, aberrant adult, 



upper surface, fig. 15, p. 45; under surface, fig. 



16, p. 46. 

 Pegomyia vicina, fig. 39, p. 380. 

 Perla, sensory organ, fig, 10, D, c, p. 34. 

 Phengodes, antenna of male, fig. 13, p. 38. 

 Philodeudron sp., inflorescence of, fig. 33, p. 340. 

 Phylltecus flaviventri.s, egg, work of female, fig. 



42, p. 388; larva, fig. 43, p. 389. 

 Phyllotretaarmoraciffi, fig. 47, p. 405. 

 Phytomyza chrysanthemi, fig. 45, p. 399. 

 Prionocyphon, antenna, fig. 12, c, p. 37. 

 Prospalta murtfeldtii, female, fig. 2, p. 6. 

 Pseudococcus aceris, insects on leaf and bark, fig. 



23, p. 235; adult female, adult male, young larva, 



fig. 24, p. 237. 

 Sarcopsylla gallinacea, male, fig. 8, p. 23; female, 



fig. 9, p. 24. 

 Schistocerca americana, adult, fig. 19, p. 220; first, 



second, and third stage, fig. 20, p. 221; fourth 



stage, fig. 21, p. 222; fifth stage, fig. 22, p. 223. 

 Sciara tritici, fig. 48, p. 407. 

 Sensory organs in insects, fig. 10, p. 34, and fig. 



11, p. 35. 

 Telea polyphemus, antenna of male, fig. 14, a, p. 



40. 

 Termes fiavipes, sensory organs, fig. 11, D, p. 35. 

 Termes, sensory organ, fig. 11, H, p. 35. 

 Trypeta fratria, fig. 41, p. 383. 

 TJranotes melinus, fig. 35, p. 354. 

 Vespa, organ of smell, fig. 11, C, p. 35. 

 Vespa vulgaris, organ of taste, fig. 11, E, p. 35. 



433 



