ILLUSTRATIONS. 



5 Kggs of Insects, magnified 



2 Larvse, Grubs, Caterpillars, or Maggots 



3 Pupae, or Chrysalides .... 



4 Iriffcts in tlie imago or perfect slate 

 o IVlasoii-wa.^p ..... 

 " Jaws of masoD-wasp, magnified 



7 Cuckoo-fly ...... 



8 Mason wasp's nest and cocoons . 



9 Mason- wasp ..... 

 •0 Nests, (fcc. of mason-wasps 



ll Mason-bee 



32 Exterior wall of mason bee's nest 

 53 Cells of mason-bee's nest 



14 Varieties in cells of mason-bee's nests, three figiirei 



15 Mason-bee and nest .... 



16 Cell of mining-hee . . 



17 Nests of carpenter-bees, four figures 



18 Carpenter bee 



19 Teelli of carpenter-bee, magnified 



20 Nests of carpenter-wasps, two figures 



21 Carpenter wasp ..... 



22 Cocoon of a Carpenter-wasp 



23 Rose-leaf-cutter-bees, and nest lined with rose- 



24 Carder-beps heckling uio«s for their nests . 



25 Kxterior o( the carder bee's nest 



26 Breeding cells of the carder-bee 



27 Interior of carder bee's nest, two figures 



28 Section of social-wasp's nest 



29 Suspension rod of social-wasp's nest 



30 Portion of external crust of sccial-wasp's nest 



31 Hornet's nest in its first stage 



32 Singular wasp's nest .... 



33 Wasp's cells attached to a branch . 



34 Nest of the card-maker-wasp 



35 Part of a honeycomb and bees at work 



36 Worker-bee, magnified ...... 



37 Ab.loinen of wax-working bee .... 



38 Suuciure of the legs of the bee for carrying propolis, 



39 Ciiriain of wax-workers, secreting wax 



40 Wax-worker laying the foundation of the first cell . 



41 Curtain of wax workers ... . . 



42 Arrangement of cells of hive bees 



43 Foundation-wall enlarged and the cells commenced 



44 Ovipositors, with files, of the tree-hopper, m.ignified 



45 Excavations for eggs of tree-hopper, with lid raised 



46 Ovipositor of saw-fly protruded Irom its sheath, magni 



47 Ovipositor saw of saw-fly, magnified 



48 Portion of saw-fly's comb-toolhed rasp, and saw 



49 Nest of eggs of saw-fly ...... 



50 Lilac-tree moth 



51 Nest of a lilac-leaf-roller ..... 

 .^2 Anothernest of lilac-leaf-roller .... 

 53 Small green oak- moth 



&c. 



fied 



