XXIV 



LIST OF ILLUSTRATIONS 



PLATE 



Fig. 3. 



Fig. 4. 



XXIX. Fig. 1. 



Fig. 2. 



Fig. 3. 



Fig. 4. 



Fig. 5. 



Fig. 6. 



XXX. Fig. 1. 



Fig. 2. 



Fig. 3. 



Fig. 4. 



XXXI. Fig. 1. 



Fig. 2. 



Fig. 3. 



Fig. 4. 



Fig. 5. 



Fig. 6. 



Fig. 7. 



Fig. 8. 



XXXII. Fig. 1. 



Fig. 2. 



Fig. 3. 



Fig. 4. 



Fig. 5. 



Fig. 6. 



Fig. 7. 



XXXIII. Fig. 1. 

 Fig. 2. 

 Fig. 3. 

 Fig. 4. 

 Fig. 5. 



XXXIV. Fig. 1. 

 Fig. 2. 

 Fig. 3. 



Fig. 4. 



Fig. 5. 



Fig. 6. 



Fig. 7. 



Fig. 8. 



Fig. 9. 



Fig. 10. 



XXXV. Fig. 1. 



Fig. 2. 



FACING PAGE 



The genital organs of Culex, male. 

 The genital organs of Hippobosca, male. 134 



Ovarian tube of Stomoxys. 



Ovarian tube of Culex. 



Common oviduct and connected structures 



of Musca. 



Spermatheca of Haematopota. 

 Reproductive organs of Haemotopota, 



female. 

 Spermatozoon from Musca nebulo ... 137 



Genital apparatus of Glossina palpalis. 

 Genital apparatus of Musca bezzii 

 Genital tract of Melophagus ovinus. 

 Longitudinal section of ovaries, oviducts, 



receptaculum, of Melophagus ovinus ... 142 



Culicoides kiefferi, female. 



Head of larva of same. 



Claws and empodium of same. 



Last segment of larva of same. 



Larva of same. 



Pupa of same. 



Hind- and fore-leg of same. 



Antenna of Culicoides kiefferi, male ... 163 



Simulium striatum, female. 



Egg mass of same. 



Pupa of same. 



Larva of same. 



Egg of same, enlarged. 



Ventral view of head of larva of same. 



Dorsal view of same ... ... 172 



Egg of Phlebotomus papatasi. 



Phlebotomus papatasi, male. 



Larva of same. 



Phlebotomus papatasi, female. 



Pupa of same ... ... ... 181 



Larva of Anopheles rossii. 



Egg of Anopheles stephensi. 



Alimentary tract of larva of Culex con* 



color. 



Mental plate of larva of Anopheles rossii, 

 Egg of Culex fatigans. 

 Pupa of Anopheles rossii. 

 Egg of Stegomyia sugens. 

 Egg of Anopheles fuliginosus. 

 Egg raft of Culex fatigans. 

 Egg of Anopheles culicifacies 195 



Mandible of larva of Anopheles rossii. 

 Upright forked scale. 



