OBSERVATIONS ON THE BIONOMICS OF STEGOMYIA FASCIATA. 



215 



Experiment No. III. 



25th February 1915. A male and a female Stegomyia fasciaUt, hatched to-day, 

 isolated in a glass jar under the usual conditions. 



Date. 



Feb. 25 



,. 26 



„ 27 



„ 28 



Mar. 1 



6 



7 

 8 



9 

 10 

 11 



12 

 13 

 U 



15 

 16 

 17 



18 

 19 

 20 



21 

 22 



23 

 24 

 25 



26 



27 

 28 



Range of 

 temperature. 



Arm offered at 



Daylight, 1-2 p.m. 



Dark, 8-9 p.m. 



78-86^ 



80-84 



80-86 



78-85 



78-85 



80-84 



79-85 

 80-85 

 80-85 



80-85 

 82-86 

 81-87 



81-87 

 81-87 

 81-86 



80-86 

 82-87 

 82-88 



82-87 

 80-86 



77-87 



80-85 

 82-87 

 81-87 



78-86 

 79-86 



80-87 

 80-87 

 80-88 



82-89 

 80-89 

 78-87 



F. 



R. 



Fed. 



R. 



R. A few eggs laid between 

 8 a.m. and 1 p.m. — 

 Batch n. 



Fed. Eggs found this morn- 

 ing between 6 and 

 7 a.m. — Batch IV. 



Fed. Eggs found this morn- 

 ing at 6-7 a.m. — 

 Batch V. 



Fed. Eggs found this morn- 

 ing at 6-7 a.m.— 

 Batch VI. 



Fed. Eggs found this morn- 

 ing at 6-7 a.m.— 

 Batch VII. 



R. 



A few eggs 

 1 p.m. 



found at 



Fed. Eggs found this morn- 

 ing at 6-7 a.m.— 

 Batch X. 



R. 

 R. 



R. Some eggs found this 

 afternoon — Batch Ia. 



Fed. Some more eggs found 

 this evening — Batch Is. 



Fed. 



Fed. Eggs found this after- 

 noon — Batch III. 



Fed. Eggs found this evening 

 —Batch VIII. 



Fed. More eggs present by 

 4 p.m. — Batch IX. 



