LIST OF ILLUSTRATIONS 



245 



Fig. 1. — Map of Africa, showing British Pos- 

 sessions AND THE BOUNDAUIES OF THE 



Anglo-Egyptian Sudan 

 Fig. 2. — Dost Storm sweeping over Khartoum 



North 

 Fig. 3. — Plan of Khartoum and Environs 

 Fig. 4. — Plan of Khartoum North, showing con- 

 dition AS regards IIOSQUITO INFECTION 



DURING March, 1904, before reduction 

 measures had been adopted 

 Fig. 5. — Plan op Khartoum North, showing the 



MOST favourable CONDITION OBTAINED IN 



Mosquito Reduction Operations during 

 November, 1904 

 6. — Pools in Khartoum 



1} 



Pools left by the falling Blue Nile 



Fig 



Fig 



Fig 



Fig. 9. — Development op Mosquitoes 



Fig. 10. — Egg-boat op Culex 



Fig. 11. — Tsetse Fly Map 



Plate I. — Gloss/xa mors/ta.w, Westw. j 



Plate U.~Glossina palpalis, Rob. Desv. j 



Plate III. — GLoasiNA loxgipkxnis, Cohti. ? 



Fig. 12. — Pasgoxia magretti. Bezzi. $ 



Fig. 13. — Owl Midge 



Fig. 14. — Owl Midge. Khartoum. Stomach gorged 



with blood 

 Fig. 15. — Derhatobia africaxa. Larva of 

 Fig. 16. — Helophilus tr/i'/ttatcs, Fabr. ? 

 Fig. n.—HoPLisTOiiERrs serripes, Fabr. $ 

 Fig. 18. — Piroplasmata in Blood op Cattle 

 Fig. 19 — Fungus of Wheat Grain 

 Fig. 20. — Fungus op Cotton 



Plate IV. — Ciirysoph orsTixrTipExxis. Meigen. ? 

 Plate V. — H.ematopota pr/j7/RiTJ!(jRAx. \tjstes. j 

 Fig. 20a. — H.ematopota prLiinuTintUAX. Head 



AND Thorax of 

 Pig. 21. — Tabaxvh par. Walk. ? 

 Fig. 22. — Tabaxvs dit.exiatch. Macq. ? 

 Fig. 2Z.—TABAXUS gratus, Lw. j 

 Fig. ^i.—TABAXC.s socics. Walk, j 

 Fia.2o.—TAaAsr.<i virgatcx, Av&ten. ? 

 Pig. 26. — Tab ax as biguttatus, Wied. j 

 Fig. 27.—TABAXUS biguttatus, Wied. j 

 Plate VI.—Tabaxus fasciatus. Fabr., subsp. 



xiLOTicus. Austen, j 

 Fig. 28.— TABAXUS africaXUS. Gray, j 



Fig. 29. — Pivxosuma maro/xale, Wied. $ 

 Fig. 30.— PycxosoA/A pctor/cm, Wied. ? 

 Pig. 31.— JlrzoMr/A xili. Theob. 

 Fig. 32.— Qcas/stkgoj/ 17 a ixu/xeata, n. sp. 

 Fig. 33. — Palpi and Basal Segments of Antenna 

 OP STEGOiiriA scutellaris. Walker ; 



ASD Qu.lS/STEGO.UrjA UXJllXE.iTA.N. SP. 



Fig. 34. — Larval Siphon of Tueo/ialoi.vella 



SPATHIPALPIS. RONDANI 



Fig. 35. — Larval and Pupal Characters of TiiEa- 



BALDIXELLA SPATHIPALPIS, RONDASI 



Plate VII. — Wings op Sudanese JIosquitoes 

 Fig. 36. — CuLEX luteolateralis, Theob. j 

 Plate VIII.— Enlarged Wing Scales of Sudanese 



GVLWlb.E 



Fig. 37. — Palpi and Antennal Segment op (a) 



CULEX RUBIXOTUS, N. SP., AND (b) CULEX 

 XE.IVEI, N. SP. 



Plate IX. — Heads op Sudanese Cclicid.e 

 Fig. 38.—CULEX pallidocepiiala 



Fig. 39.— Cl'LEX PAL UDOCEP/j ALA. TasoB. <j. Left 



side of Genitalia 

 Fig. iO.—MA.sox/A xigra, n. sp. j 

 Fig. H.—Bexgalia DEPRES.fA. Walk. 

 Fig. i2.—Ar(7/jjER0.\ii7A luteola, Fabr. j 

 Fig. 43.— Hind Leg of Melipuxa uueccaru, Gribodo 

 Fig. 44. — Apex op Antenna op Melipoxa breccarii. 



Gribodo 

 Fig. io.-LiPOPTERA iniris (n. sp. ?) 

 Fig. 46.— Ungues and Bristle op Hind Leg op 



LiPOPTERA inicis 

 Fig. il.— LiPOPTERA inicis, n. sp. Male Genitalia 

 Fig. 48. — Hipporosca camelixa. Leach 



Fig. 49. — SCUTBLLUM op //. E(JI7XA 



Fig. 50. — Pupabium of H. camelixa 

 Pig. 51. — Scutellum op H. fraxvilloxi 

 Fig. b2.— Hipporosca maculata, thorax 

 Plate X. — Wlvgs of Hippuuosciu.e 

 Fig. 53. — Ungues, Pulvilli, etc., op itipponosciu.E 

 Fig. 54. — The Melon Fruit Fly. {Jjacus, sp.) 

 Fig. 55. — The JIelon Fruit Fly— (Bacus, sp.)— 

 Larva op 



Fig. 56. — Dura Plant Bug 

 Fig. 57. — Ierboa.Jaculus goruoxi 

 Plate XI. — H.^mosporidia op the Jerboa {Jaculus 

 GORDOXl) AND the Rat {Mus ueclmaxus) 



