498 
Journal of Agricultural Research 
Vol. VH, No. n 
Table II .—Development of Syntomaspis druparum at North East t Pa. t in 1915 
Period 
from ovi- 
Date of 
Date of 
Stage and number of individuals found. 
Remarks. 
to ex ami 
nation. 
tion. 
nation. 
Bgg. 
First 
larva] 
Seconc 
. larval 
Third 
larval 
Fourtl 
larval 
1 Fifth 
. larval 
Days. 
6 
June 29 
Jnly s 
10 
7 
June 28 
.. .do.... 
3 
7 
July 2 
July 9 
1 
8 
July 1 
.. .do. 
6 
6 
8 
July 2 
July 10 
1 
3 
9 
June 28 
July 7 
1 
s 
10 
.. .do. 
July 8 
July 9 
8 
xz 
...do. 
7 
13 
...do. 
July 10 
July 14 
13 
July 2 
J 
11 
13 
June 28 
July 11 
6 
13 
July 1 
July 14 
10 
14 
June 28 
July 12 
2 
IS 
.. .do. 
July 13 
July 14 
25 
12 
x6 
.. .do. 
17 
.. .do. 
July is 
July 16 
4 
5 
18 
.. .do_ 
3 
5 
19 
.. .do. 
July 17 
1 
6 
Bgg and two first-stage lar¬ 
vae were in mucilaginous 
tissue at large end of seed. 
19 
July 1 
July 20 
2 
3 
30 
June 28 
July 18 
4 
5 
21 
.. .do. 
July 19 
1 
5 
2 
First-stage larva in mucilagi¬ 
nous tissue. 
Bgg and first-stage larva in 
mucilaginous tissue, seeds 
considerably hardened. 
First-stage larvae in muci¬ 
laginous tissue. 
Do. 
22 
.. .do. 
July 20 
1 
• 1 
5 
22 
June 29 
July 21 
1 
4 
8 
23 
June 28 
.. .do. 
3 
6 
24 
.. .do. 
July 22 
24 
June 29 
July 23* 
2 
3 
25 
June 28 
.. .do. 
a 
26 
.. .do. 
July 24 
July 25 
July 26 
27 
. .do. 
6 
28 
.. .do. 
8 
29 
.. .do. 
July 27 
July 31 
July 28 
6 
29 
July 2 
30 
June 28 
30 
July 1 
July 31 
Aug. 1 
7 
30 
July 2 
31 
July 1 
.. .do. 
8 
6 
32 
June 29 
July 31 
Aug. 3 
1 
8 
First-stage larva in mucilagi¬ 
nous tissue. 
32 
July 2 
33 
July 1 
.. .do. 
33 
July 2 
Aug. 4 
7 
34 
July 1 
... .do. 
35 
.. .do. 
Aug. 5 
36 
...do. 
Aug. 6 
8 
37 
.. .do. 
Aug. 7 
38 
July 2 
Aug. 9 
.. .do. 
39 
July 1 
' 8 
20 
39 
July 3 
Aug. 10 
40 
July 1 
.. .do. 
40 
July 2 
Aug. 11 
41 
.. .do. 
Aug. 12 
12 
8 
42 
June 29 
Aug. 10 
43 
June 28 
. .do. 
43 
June 29 
Aug. 11 
. 
44 
.. .do. 
Aug. 12 
45 
. .do.,... 
Aug. 13 
Aug. 14 
Aug. 15 
10 
8 
46 
. .do. 
47 
. .do. 
48 
. .do. 
Aug. 16 
49 
...do. 
Aug. 17 
Aug. 21 
2 had consumed entire seed 
contents. 
50 
July 2 
5 i 
. .do. 
Aug. 22 
3 had consumed entire seed 
contents. 
Do. 
4 had consumed entire seed 
contents. 
5 had consumed entire seed 
contents. 
Do 
52 
. .do. 
Aug. 23 
10 
8 
53 
. .do. 
Aug. 24 
54 
. .do. 
Aug. 25 
55 
. .do. 
Aug. 26 
56 
. .do. 
Aug. 27 
7 had consumed entire seed 
contents. 
Do. 
57 
. .do__ 
Aug. 28 
