xiv LIST OF ILLUSTRATIONS 



FIG. PAGE 



17. Individual E^gs of Anopheles maculipennis, . . .98 



18. Young Lcarva of Anopheles maGtili2)ennis, . . .100 



19. 19a. Half-grown Larva of Anopheles maculipennis in 



comparison with Culex Larva, 101 



20. Half-grown Larva of Anopheles maculipermis, . . 102 



21. Full-grown Larva of Anopheles maculip)ennis, showing 



head upside down, with top of head above, at left ; 

 greatly enlarged, 103 



22. Enlarged Head of Larva of Anopheles maculipennis, un- 



der side (after Nuttall), 104 



23. Enlarged Head of Larva of Anopheles maculipennis, from 



side (after Nuttall) 105 



24. Pupa of Anopheles in comparison with Pupa of Culex, . 106 



25. 'Resid oiYxxW-QvovfnluSiYxaioi Anopheles jjunctipennis, . 108 



26. Anoj)heles punctipennis, a:d\x\tie\iisAe, . . . .110 



27. AnopJieles punctipennis, adult male, from side, . . Ill 



28. Anopheles crucians, adult female, 114 



29. Anopheles argyritarsis, adult female, . . . .116 



30. Stegomyia fasciata, Sidvilt ie\\i3i\e, 123 



31. Stegomyiafasciata,Sid\x\tm2i\Q, 127 



32. Stegomyia fasciata, adult male, from side, . . . 132 



33. Stegomyia fasciata, body scales, 133 



34. Larva and Pupa of Stegomyia fasciata, with enlarged 



parts, 135 



35. '^io\\.ih.-\)3bYis oilj'AYYa. oi Stegomyia fasciata, . . .137 



36. Cross Section of Head and Beak of Mosquito, showing 



Filiarias entering Beak, 141 



37. Psorophora ciliata, adult female, 145 



38. Females of Psorophora ciliata at rest on side wall and 



ceiling, 146 



39. Male of Psorophora ciliata, from side, .... 147 



40. Young Larva of Psorophora ciliata, 148 



