X LIST OF ILLUSTRATIONS. 



Page. 



Fig. 33. Aground-beetle, C'alosoma calidum: a, Larva; b, adult 18 



34. A ladybird, Megilla maculata: a, Larva; b, pupa; c, beetle 19 



35. A rove- beetle, Philonthus 19 



36. A soldier-beetle, Chaullognathusp>ennsylvanicus: a, Larva; b-h, parts of 



larva enlarged; i, beetle 19 



37. A click-beetle, Monocrepklius respertinus: a, Larva from side; b, larva 



from above; c, beetle; d, pupa 19 



38. A Buprestid, Chrysobothris femorala: a, Larva; b, beetle; c, head of 



male; d, pupa 20 



39. One of the Tenebrionidte or darkling beetles, Eleodes 20 



40. A longicorn, Prionus laticollts 21 



41. The Colorado potato "bug," Leptinotarsa 10-lineata: a, Beetle; b, larva 



or grub; c, pupa 21 



42. A chestnut weevil, Balaninus rectus: a, Top; b, side; c, head 21 



43. The plum curculio, Conotrachelus nenuphar: a, Larva; b, beetle; 



c, pupa 22 



44. A lamellicorn, Pelidnota punctata: a, Larva; b, pupa; c, beetle; d,e,f, 



enlarged parts 22 



45. A caddicefly, larva and its case 23 



46. A butterfly, Euptoieta claudia: a, Adult; b, caterpillar; c, chrysalis.. 23 



47. A caterpillar: 1, head; 2, thorax; 3 to 10, segments of body; 11, 



horn; 12, last segment; 13, true legs; 14, false legs or prolegs; 15, 



anal claws 24 



48. A Sphingid, Ampelophagam yron 24 



49. The eight-spotted forester, Alypia octomaculata: a, Larva; b, enlarged 



segment of same; c, "moth 25 



50. A cutworm moth, Noctua c-nigrum: a, Moth; b, caterpillar 25 



51. A Geometrid, Cleora pampinaria: a, Moth; b, c, caterpillar; d, pupa; 



e, f, enlarged parts 25 



52. A Sesiid, or clear-winged moth, Synanthedon pictipes: a, Moth; b, eggs; 



c, caterpillar; d, pupa; e, pupa in case 26 



53. A Tortricid moth and its caterpillar, Semasia nigricana 26 



54. A Tineid moth, Tischeria maUfoliella: a, Moth; b, same, wings closed; 



c, caterpillar; e, pupa; d, /, enlarged parts 27 



55. A crane-fly, Tipula infuscata 27 



56. The Hessian fly, Mayetiola destructor: a, Fly; b, c, d, e, f, enlarged 



parts 28 



57. The yellow-fever mosquito, Slegomyia calopus 29 



58. A Bombyliid fly, Spogostylum simson 29 



59. A robber-fly, Erax bastardii: a, Perfect insect; b, pupa; larva shown 



at side 30 



60. One of the Trypetid flies, Trypeta lequali* 30 



61 . A Tachina fly, Archytas piiiventris 31 



62. A bot-fly, Cuterebra cuniculi 31 



63. A blue-bottle fly, LucU'ia cxsar, a Muscid 31 



64. A flea ." 32 



65. A sawfly, Eriocampoides limacina: a, Fly; b, c, caterpillar or slug; d, 



eaten leaves '. 33 



66. A Chalcis-fly, Eupelmus limneriw 33 



67. A Chalcis-fly, Spilochalcis marise 34 



68. An Ichneumon fly, Eplualtes irritator 34 



69. A Braconid fly, Meteorns hyphantrise, and its cocoon 35 



70. A Cynips and its gall 35 



