Carder-Bee and Nest 75 26. Breeding-cells of Carder-Bee 77 27. Interior view of Carder-Bee's Nest 78 28. Cells of Humble-Bee and Insects 80 29. Nest of Common Wasp in early stage 88 30. Section of Wasp's Nest 89 31. Section of Social-Wasps' Nest 90 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 _Synæca_ and _Polybia_ 109 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 167 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 Guiniensis_ 178