xii Illustrations. 



PAGE 



32. Suspension-rod and part of external crust of Social- Wasps' 



Nest 91 



33. Hornet's Nest in its first stage ..... 92 



34. Complete Hornet's Nest, and Insect ..... 93 



35. Hornet's Nest in hollow tree ...... 94 



36. Nest of Tree-Wasp 96 



37. Wasp's Nest 97 



38. Wasps' Cells attached to a branch . . ; . . 98 



39. Comb of Polistes 99 



40. Nest of the Pasteboard-maker Wasp . . . .103 



41. Nest of Myrapetra 105 



42. Nests of Polybia 108 



43. Nests of Synxca and Polybia 309 



44. Part of a Honeycomb and Bees at work . . . .112 



45. Worker-Bee, magnified 123 



46. Abdomen of Wax-worker Bee 124 



47. Structure of the Legs of the Bee 130 



48. Curtain of Wax-workers secreting wax .... 133 



49. Wax-worker laying the foundation of first cell . . . 136 



50. Curtain of Wax-workers . . . . . , .137 



51. Arrangement of Cells ....... 141 



52. Foundation-wall and Cells commenced .... 143 



53. Hive-Bees and Cells 159 



54. Ovipositors, with files, of Tree-hopper .... 1C7 



55. Excavations for eggs of Tree-hopper . . . .167 



56. Ovipositor of Saw-Fly 169 



57. Ovipositor of Saw-Fly, much magnified .... 170 



58. Portion of Saw-Fly's comb-toothed rasp .... 171 



59. Nest of eggs of Saw-Fly 173 



60. Saw-Fly of the gooseberry 174 



61. Exterior and section of Nest of Deilocenes Ellisii, and Insect 176 



62. Cells of Icaria 177 



63. Cells of Raphigaster Guiniemis ..... 178 



64. Single Cells of Icaria . , 179 



65. Lilac-tree Moth . 182 



66. Nest of Lilac-leaf-roller 182 



67. Do. another specimen . . . . .183 



68. Small green Oak-Moth . 184 



69. Nests of Oak-leaf-rolling Caterpillars . . . .184 



70. Nest of Nettle-leaf-rolling Caterpillar . . . .186 



71. Leaf-rolling Caterpillars of the sorrel .... 188 



72. Nests of the Hesperia Malvse with Caterpillar, Chrysalis, 



and Butterflies 189 



