XIII, B, 1 



Barber: The Transmission of Malaria 



27 



Table XIV. — Later stages of development of parasites, 

 according to days after feeding. 



Dissections 



Species of Anopheles. 



Interval 



after 

 feeding. 



Oocysts only. 



Sporozoites. 



Total dis- 

 sected. 



Large, 

 appar- 

 ently un- 

 segment- 

 ed. 



Segment- 

 ing or in 

 prezoo- 

 isporangi- 

 nal stage 



Degener- 

 ate or 



much re- 

 tarded. 

 No spo- 



rozoites. 



! 

 1 



In gut 



only. 



In sali- 

 vary 

 glands. 



A. rossi, type Giles, and 

 A. indefinitus mixed; 

 mostly type Giles. 



Type Giles, "known" 



A. indefinitus, "known" .- 



A. rossi, salt water, prob- 

 ably indefinitus. 



Days. 



1 8 

 10 



10-11 • 



11 



11-11. 5 



12 

 12-12. 5 

 12-13 



13 

 13-13.6 

 13. 6-14 



14 

 14-14.5 

 / 15 

 \ 15-15. 5 



16 

 16-16.5 



17 

 17-17. 5 

 18-18.6 

 19-19.6 



20 

 20-20. 6 

 21-21.5 



22 

 23-23. 5 

 25-25. 5 

 \ 28-28. 6 



12-13 

 ' 13-14 

 14-17 

 15-16 

 13-14 



1 S 



14 



8-12 



11 



13 



14 



16 



4- 9 



6-11 



fl-12 



11-14 



9-13 



12-16 



10-13 



4- 8 



10-13 









1 





1 

 1 

 4 

 2 

 2 

 1 

 6 

 1 

 1 

 3 

 3 

 2 

 1 



1 1 



2 



1 



6 



1 



3 



1 



2 



1 



1 



1 



1 



S 



1 



1 



1 



3 



3 



3 



1 



2 



7 



2 



1 



1 



5 



4 



1 



2 



1 



1 



3 



2 



2 



1 



1 



1 



1 



1 

 1 











1 

 1 



2 











2 









1 



1 

 1 

 1 

 2 

 1 

 2 









2 



2 





















1 







2 













1 









1 

 2 

















1 

 1 









2 

 1 



2 



3 













1 

 1 

 2 





















1 













1 







1 

 1 



1 



















2 



1 













1 









1 

 2 









1 

 2 

 2 









1 



1 







1 







1 

 2 





1 



2 

 2 



1 

 1 





2 



1 























3 



1 

 1 



1 

 1 





1 

 2 



A. umbrosus .- 



■ A. kawari 



A. aconitus ... ... 



A. barbirostris .. .. 















2 







1 







1 

 3 













1 





2 







• 1 











2 



1 

















1 

 1 











Total 













17 



5 



36 



21 



22 



101 







