218 



J. W. SCOTT MACFIE. 



Experiment No. VI. 



10th April 1915. Two males, and one femak, Stegomyia fasciata, hatched to-day, 

 placed in a glass jar under the usual conditions. 







Range of 





Arin offered at 



Date. 



temperature. 





Daylight, 1-2 p.m. 





Dark, 8-9 p.m. 



April 



10 



80-85° F. 



R. 





R. 



One male dead. 



>> 



11 



79-82 



R. 





R. 





>> 



12 



78-84 



R. 





Fed. 





>f 



13 



80-85 











j> 



14 



81-85 











>> 



15 



81-85 



R. 



Eggs fomid this morning 

 at 6-7 a.m.^ — Batch 1. 



Fed. 





>» 



16 



82-86 











>> 



17 



81-85 











j» 



18 



82-86 





Eggs found this morn- 

 ing at 6-7 a.m. — Batch 

 II. 





Mosquito due to [feed to 

 day, but no ' oppor- 

 tunity given. 



?» 



19 



81-86 







• — 



• 



»> 



20 



76-81 



Fed. 



Opportunity to feed 

 given to-day, two 

 days late. The mos- 

 quito availed herself 

 of it immediately. 







»» 



21 



78-85 











>» 



22 



77-85 











5> 



23 



80-84 



R. 





R. 





»> 



24 



80-85 



R. 



A few eggs foimd this 

 morning at 6-7 a.m. — 

 Batch III. 



R. 





>> 



25 



80-85 



Fed. 



More eggs found this 

 morning at 6-7 a.m. 







»» 



26 



80-84 











>> 



27 



79-84 











J» 



28 



79-84 











>> 



29 



80-85 



Fed. 



Eggs found this morn - 

 ing at 6-7 a.m. — 

 Batch lY. 







5> 



30 



76-84 



— 









May 



1 



75-82 











>> 



2 



76-83 











»> 



3 



76-83 



Fed. 



Eggs found this morn- 

 ing at 6-7 a.m. — 

 Batch V. 







>? 



4 



78-82 











»» 



5 



78-80 











>> 



6 



78-82 











>» 



7 



77-83 



Fed. 



Eggs found this 

 at morning 6-7 a.m. 

 BatchVI. Male dead. 

 No male now present. 







»> 



8 



78-83 











>j 



9 



78-83 











91 



10 



78-83 







Fed. 



Eggs found at 4 p m. 















—Batch VII. 



