THE LESSER CORN STALK-BORER. 
13 
Table I. — Incubation records of eggs of Elasmopalpus lignosellus obtained from one 
female at Columbia, S. C, 1913. 
Deposited. 
Hatched. 
Incu- 
bation 
period. 
Date. 
Number 
of eggs. 
Date. 
Number 
of eggs. 
Aug. 28 
Aug. 29 
Aug. 30 
Aug. 31 
Sept.l 
Sept. 2 
Sept. 3 
Sept. 4 
Sept.5 
Sept. 6 
Sept. 7 
Total 
Average. . 
50 
57 
40 
49 
36 
30 
26 
17 
7 
3 
4 
319 
Aug. 31 
Sept.l 
Sept. 2 
Sept. 3 
Sept. 4 
Sept.5 
Sept. 7 
Sept. 8 
Sept. 9 
Sept. 9 
50 
57 
40 
49 
36 
30 
26 
17 
7 
3 
Days. 
3 
3 
3 
3 
3 
3 
4 
4 
4 
3 
3.16 
Table II. — Incubation period of eggs of Elasmopalpus lignosellus deposited during 1914 
and 1915 at Columbia, S. C. 
Deposited. 
Date. 
Aug. 31, 10 p. m. to 11 p. m 
Aug. 31, 11 p. m. to 12 m . . . 
Sept. 1, 7p. m 
Sept. 1,12 m 
Sept. 9, 8 p. m 
Sept. 9, 8 p. m. to 10 p. m . . 
Sept.2,9p.m 
Sept. 5 
Sept. 4 
Sept. 10 
Sept. 13 
June 23 
Number 
of eggs. 
Hatched. 
Date. 
Sept. 5, 7 p. m. .. 
/Sept. 5, 8.30 p. m 
\Sept.6, 8a.m... 
Sept. 6, 9 a. m... 
(Sept. 5, 8.30 p. m 
\Sept.6, 8p.m... 
Sept. 12, 10 p.m. 
/Sept. 12, 10 p.m. 
\Sept. 12, 12 m... 
Sept. 6, 9a. m... 
Sept.9 
Sept. 8 
Sept. 13 
Sept. 18 
June 26 
Number 
of eggs. 
Egg 
Hours. 
116-117 
116.5-117.5 
128. 5-129. 5 
110 
92.5 
116 
74 
70-72 
74-76 
84 
Days. 
