Fig 

 Fig 

 Fig 

 Fig 

 Fig 

 Fig 



Plate XX 



SI nicl iinil DddiJs of (U ralopof/fDiind' 



Ps(i((l<)(ulic(>ides uiulahilis, hyjjopygiiiiii, one side. 



Tile sanic. a]Me;il five antenna] joints of male. 



Culicoides lucrndfopoius, latei'al arm of hy])opyginm. 



(hilicoidcs sdngnisiKjus, a]ncal four antennal joints of male. 



Culicoides lui'mafopoius, ai)i('al foui' antennal joints of male. 



Culicoides vdripennis, hyi)o])ygium, one side. 



Culicoides crejniscuhiris, a])ieal four antennal joints of 



male. 

 Culicoides vdripoinis. apical fonr antennal joints of male. 

 (Udicoides sdn<ju>su(jus, third joint of ilagellum of antenna 



of female. 



10. The same, ])alpiis of female. 



1 1. Culicoides vdripeiinis, pupa, lateral view. 



12. The same, dorsal view of one half of thii'd alxlominal seg- 



ment of pupa. 



13. The same, dorsal view of a])ex of ])n])a. 



14. The same, third joint of Hagellnm of antenna of female. 



15. The same, tarsal claw of male. 



16. Culicoides crepuscular is, hypopygium, one side. 



17. Culicoides varipennis, thoracic respiratory organ of ])upa. 

 IS. (Udicoidcs sangidsitf/us, hyi)opyginm, one side. 



