July is, 1918 
Female Lepidoptera at Light Traps 
139 
Table III .—Condition of the ovaries of Lepidoptera taken at a light trap, Hagerstown, 
Md. t iqi 6 —Continued 
isia Isabella— continued 
Date. 
Num¬ 
ber 
taken.* 
Condi 
ova] 
Spent. 
tion of 
ries. 
Gravid. 
Number and development of eggs.a 
Aug. 10 
1 
O 
1 
129D. 
19 
I 
0 
1 
229D. 
21 
I 
0 
I 
274D. 
22 
3 
0 
3 
287D; 278D; 239D. 
23 
1 
O 
1 
285D. 
24 
1 
0 
1 
377 ®- 
25 
1 
0 
1 
248D. 
Sept. 1 
1 
O 
1 
Il6D. 
HALISIDOTA TESSELLARIS 
July 1 
4 
1 
3 
137D; 218D; 186D. 
2 
3 
0 
3 
298D; i5oD(e); 20oD(e). 
3 
*3 
0 
13 
293D; 68D; 98D; 128D; 9 averaged 167D. 
4 
9 
0 
9 
5 averaged 257D; 4 averaged 137D. 
6 
4 
0 
4 
168D; 157D; 128D; 92D. 
7 
6 
0 
6 
128D; 153D; 4 averaged 206D. 
8 
21 
0 
21 
6 averaged 260D; 15 averaged 180D. 
10 
4 
0 
4 
178D; 58D; iooD(e); 7sD(e). 
14 
2 
0 
2 
28oD; I24D. 
18 
6 
0 
6 
278D; 238D; 217D; 3 averaged 2 5oD(e). 
19 
4 
0 
4 
283D; 3 averaged 22sD(e). 
20 
10 
1 
9 
213D; 119D; 183D; 198D; 5 averaged i8oD(e). 
23 
10 
2 
8 
128D; 58D; 67D; 5 averaged noD(e). 
24 
1 
0 
1 
139D. 
26 
3 
0 
3 
296D; 200D (e); 22 5D (e). 
28 
10 
0 
10 
134D; 129D; 96D; 12 5D; 164D; s averaged 105D. 
29 
2 
1 
1 
108D. 
3 i 
1 
0 
1 
1430. 
Aug. 1 
3 
0 
3 
97D; 128D. 
4 
1 
0 
1 
238D. 
6 
1 
0 
1 
i 73 l>- 
7 
1 
0 
1 
143D. 
18 
4 
0 
4 
106D; 88D; ix8D; 138D. 
DATANA MINISTRA 
July 23 
7 
0 
7 
Averaged 248D. 
24 
4 
0 
4 
81D; 172D; 93D; 125D. 
26 
1 
0 
1 
81D. 
29 
1 
0 
1 
76D. 
30 
3 
0 
3 
91D; 141D; 224D. 
Aug. 1 
1 
0 
1 
6D. 
3 
1 
0 
1 
263D. 
4 
1 
0 
1 
332 l>- 
o (e)—Estimated. 
57666 °— 18—2 
