XIV 



DRAWINGS IN THE TEXT 



FIG. 



33. Chromosomes of Lygaeus .... 



34. Female Reproductive Organs of Hytoderma 



35. OvirosiTOR of Hypoderma . 



36. Ovipositor of Grasshopper 



37. Male Reproductive Organs of Hypoderma 



38. Male Armature of Hypoderma . 



39. Embryonic Development of Moth 



40. Embryonic Development of Grasshopper 



41. Formation of Mid-gut 



42. Forms of Vine Aphid .... 



43. Apple Sucker with Eggs and Young 



44. Cicad and Larvae .... 



45. Caterpillar and Pupa of Moth 



46. Wing-buds of Lady-bird Beetle 



47. Ground-beetle, Larva and Pupa 



48. Chafer and Larva .... 



49. Bark-beetle and Larva 



50. Larva of Honey Bee .... 



51. Larva of Rhagoletis (Apple Maggot) . 



52. Mayfly Nymph and Bristle-tail 



53. Mealworm with external Wing-rudiments 



54. Pupa and Puparium of Rhagoletis . 



55. POLYEMBRYONY OF PlATYGASTER . 



56. Scent-apparatus of Male Amauris . 



57. Seashore Bug {^Aepophilus) . 



58. Galleries of Ambrosia Beetles . 



59. Nest of West African Wasp {.Belonogaster 



60. Wasps { Vespa austriaca and V. rufa) 



61. Driver Ants {Dorylus) 



62. Larvae of Ants 



63. Guest Beetle {Claviger) from Ants' Nest 



64. Forms of North American Termites 



65. Guest Beetles of Termites 



66. Springtail {Achorutes viaticus) 



67. Bed-bug and Dog-flea 



68. Larvae of Aquatic Beetle {Donacia) 



69. Structural Details of Donacia Larva 



70. Seashore Springtail {Archisotoma beselsi) 



71. Seashore ^'E.^t'le {Micralymma brevipenne),'LKKV\ k^d 



72. Seashore Midge {Clunio), Larva and Pupa 



73. Submarine Midge {Pontomyia) from Samoa 



74. Marine Bug {Trochopus) .... 



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Pupa 



