xviii LIST OF ILLUSTRATIONS 



FIG. 



31. Lurva. of a. Simuh'i/m, x 6 . 



32. Extruded rectal gills of a 52V;«i!/z'«Wi!-larva, x 24 



33. Pupa of a Siiniilium, x 6 . 



34. Larva of a Dixa, x g . 



35. V^'mg oi a. Rhyphus, x 10 



36. Wing and antennse of a Cecidomyid Midge, x 20 



37. A Mycetophilid Midge, x 7 . 



38. Mouth-parts of a female Gadfly ( Tabainis), x 1 2 



39. Eggs of a Gadfly, sketched from memory 



40. Head of a large Tabanus, x 6 . 



41. YitaA oi a. Hamatopota, x 8 . 



42. VJ'mg oi a. Hainatopota, x 10 . 



43. Head of a Pangonia, x 4 



44. Head of a C/^'7-S'''/-r) x 10 . . . 



45. A Robber-fly {Asilida:), x 2 . 



46. A Dolichopodid Fly, x 10 . 



47. Head of a Syrphid Fly, showing frontal lunule, x 8 . 



48. Rat-tailed larva of ^/-zV/aZ/j, x 2 



49. Antenna of Apiochata feiruginea, upper figure x 35, lower 



figure X 150 . 



50. Apiochata ferruginea, showing typical Phorid venation 



X 14 . 



51. h?i&^%\A.Y\y {Sepsis cynipsed), x 12 . 



52. Egg of Blow-fly (Ca/Zz^^ora), x 24 . 



53. Larva of Blow-fly, x 3|-. 



54. Pupa of Blow-fly, x 6 . 



55. Congo Floor-maggot (larva of ^z<(r/;;«^rif);«/za), x 4 . 



56. Larva of Tumbu-fly (Corrfy/ciiJza), x 4 . 



57. End of proboscis of 5/'(7;;z(7A7J, x 32 . 



58. Yi&aAoi Stomoxys, x 12 



59. Wing of Stomoxys, x 8 , 



60. Yi^a.^ oi Hamatobia, x 12 . 



61. Gravid female of a Zy/^rf^jza, x 10 . 



62. Mouth-parts of Philamatoitiyia insignis, macerated, x 36 



63. Antenna of a Tsetse-fly, showing sense-organ, x 40 . 



64. Wing of a Tsetse-fly, x 8 . 



65. Head of a Tsetse-fly, x 16 . 



66. Hypopygium of a male Tsetse-fly, x 20 



67. Pupa of a Tsetse-fly, x 6 



68. Metanotum of Glossina palpalis, to show the typical Tsetse 



fly markings, x 10 . 



69. Wing of Anthomyid Fly {Phorbia), to show the venation in 



this family, x lo . 



JO. 'Larva oi Homalomyia, x 16 . 



71. Larva of iJ^riVza/ofoa (" Macaw- worm"), x 6 . 



72. Hippobosca maculata, x 8 . 



73. Nycteribiid Fly {Cyclopodid), from Flying-fox, x 10 . 



