PREFACE. 



26. On the Development of Chloeon. Tart 2. Linnean Society's 



Transactions, 1865. 



27. Metamorphoses of Insects. Journal of the Royal Institution, 1866. 



28. On Pauropus. Linnean Society's Transactions, 1866. 



29. On the Thysanura. Part 3. Linnean Society's Transactions. 1867. 



30. Address to the Entomological Society. Entomological Society's 



Transactions, 1867. 



31. On the Larva of Micropeplus Staphilinoides. Entomological 



Society's Transactions, 1868. 



32. On the Thysanura. Part 4. Linnean Society's Transactions, 1869. 



33. Addresses to the Entomological Society. Entomological Society's 



Transactions, 1867-1868. 



34. On the Origin of Insects. Journal of the Linnean Society, vol. xi. 



35. Opening Address to the Biological Section of the British Associa- 



tion. British Association Report, 1872. 



36. Observations on Ants, Bees, and Wasps. Part I. Journal of the 



Linnean Society, 1873. 



37. On British Wild Flowers considered in relation to Insects, 1874. 



38. Observations on Ants, Bees, and Wasps. Part 2. Journal of the 



Linnean Society, 1874. 



39. Observations on Ants, Bees, and Wasps. Part 3. Journal of the 



Linnean Society, 1875. 



40. Observations on Ants, Bees, and Wasps. Part 4. Journal of the 



Linnean Society, 1877. 



41. On some Points in the Anatomy of Ants. Quekett Lecture, 



1877. Microscopical Journal. 



42. On the Colors of Caterpillars. Entomological Society's Trans- 



actions, 1878. 



43. Observations on Ants, Bees, and Wasps. Part 5. Journal of the 



Linnean Society, 1878. 



44. Observations on Ants, Bees, and Wasps. Part 6. Journal of the 



Linnean Society, 1879. 



45. On the Anatomy of Ants. Linnean Society's Transactions, 1880. 



46. Observations on Ants, Bees, and Wasps. Part 7. Journal of the 



Linnean Society, 1880. 



47. Observations on Ants, Bees, and Wasps. Part 8. Journal of the 



Linnean Society, 1881. 



48. On Fruits and Seeds. Journal of the Royal Institution, 1881. 



49. Observations on Ants, Bees, and Wasps. Part 9. Journal of the 



Linnean Society, 1881. 



50. On the Limits of Vision among some of the lower Animals. 



Journal of the Linnean Society, 1 88 1. 



51. Observations on Ants, Bees, and Wasps. Part IO. Journal of the 



Linnean Society, 1882. 



