THE PECAN LEAE CASE-BEARER. 
13 
As is shown in Table VI, the average length of the pupa stage dur- 
ing 1913 was 19.89 days, the maximum 23, and the minimum 17. 
Table VII shows the length of the pupa stage for 45 individuals for 
the season of 1914. 
Table VII. — Length of pupa stage of the pecan leaf case-bearer at Monticello, Fla. } 
during 1914. 
Number 
of indi- 
viduals. 
Date of— 
Days as 
pupa. 
Number 
of indi- 
viduals. 
Date' of— 
Days as 
pupa. 
Pupa- 
tion. 
Emer- 
gence. 
Pupa- 
tion. 
Emer- 
gence. 
2 
1 
1 
1 
1 
1 
1 
1 
1 
2 
1 
1 
1 
2 
2 
2 
1 
1 
1914. 
May 5 
May 10 
May 11 
...do 
May 12 
...do 
May 13 
...do 
May 14 
May 15 
...do 
...do.... 
May 16 
...do 
May 18 
...do 
...do.... 
May 19 
May 22 
1914. 
May 25 
May 30 
...do 
May 29 
May 31 
June 1 
May 31 
June 1 
June 2 
...do.... 
...do.... 
...do.... 
...do.... 
June 4 
...do 
June 5 
June 6 
June 8 
June 10 
20 
20 
19 
18 
19 
20 
18 
19 
19 
17 
18 
17 
18 
19 
17 
18 
19 
20 
19 
1 
2 
3 
3 
1 
1 
1 
2 
1 
1 
2 
1 
2 
1914. 
May 23 
...do 
May 25 
...do 
...do.... 
...do.... 
...do.... 
May 26 
...do 
May 27 
May 28 
May 29 
June 9 
1914. 
June 8 
June 9 
June 10 
June 11 
June 12 
June 13 
June 11 
June 12 
June 13 
...do 
June 15 
...do 
June 26 
16 
17 
16 
17 
18 
19 
16 
17 
18 
17 
18 
17 
17 
Average 
Maximu 
Minimui 
17.66 
20. 
16. 
m 
m 
During 1914 the average length of the pupa stage was determined 
to be 17.66 days, the maximum being 20 and the minimum 16. 
Table VIII shows the length of the pupa stage for 109 individuals 
for the season of 1915. 
Table VIII. — Length of the pupa stage of the pecan leaf case-bearer at Monticello, Fla., 
during 1915. 
Date of— 
Date of— 
Number 
of indi- 
Days as 
Number 
of indi- 
Days as 
viduals. 
Pupa- 
Emer- 
pupa. 
viduals. 
Pupa- 
Emer- 
tion. 
gence. 
tion. 
gence. 
1915. 
1915. 
1915. 
1915. 
3 
May 5 
May 22 
17 
1 
May 25 
June 11 
17 
3 
...do.... 
May 23 
18 
1 
...do.... 
June 12 
18 
1 
May 6 
May 22 
16 
2 
May 28 
June 16 
19 
1 
...do.... 
May 23 
17 
1 
May 29 
...do.... 
18 
2 
...do.... 
May 24 
18 
1 
May 31 
...do.... 
16 
4 
May 7 
...do.... 
17 
1 
...do.... 
June 18 
18 
3 
...do.... 
May 25 
18 
5 
June 1 
...do.... 
17 
1 
May 8 
...do.... 
17 
3 
June 2 
...do.... 
16 
1 
May 9 
...do.... 
16 
12 
...do.... 
June 19 
17 
1 
...do.... 
May 27 
18 
3 
...do.... 
June 20 
18 
1 
May 13 
May 30 
17 
4 
June 3 
June 19 
16. 
1 
May 19 
June 5 
17 
8 
...do 
June 20 
17 
5 
May 20 
June 6 
17 
7 
...do.... 
June 21 
18 
2 
...do.... 
June 7 
18 
1 
June 13 
July 1 
18 
2 
May 21 
...do.... 
17 
2 
June 14 
June 30 
16 
1 
...do.... 
June 8 
18 
2 
...do.... 
July 1 
17 
1 
May 22 
June 9 
18 
2 
...do 
July 3 
19 
2 
May 23 
June 8 
16 
5 
June 16 
...do.... 
17 
2 
...do.... 
June 9 
17 
1 
June 17 
...do 
16 
1 
1 
...do.... 
May 24 
June 10 
June 9 
18 
16 
5 
2 
1 
...do.... 
...do.... 
May 25 
June 10 
June 11 
June 10 
17 
18 
16 
Average 
Maximu 
Minimu 
17.15 
19. 
16. 
