1915.] 
Lutz, Experiments with Drosophila ampelophila. 
Length of Posterior Cell 
41.5 
pe - asia 
z 60 | 2 
: 72 1 
o) Bt tee 
GGT) on 
3 
42.5 | 43.5 
2 “ 
1] 3 
3 3 
16 7 
| 
44.5} 45.5 | 46.5 
teicher ted 2 
3 3 5) 
6 5) 9 
2 2 2 
eee rea 1 
tt 10°.) 49 
| 
47.5 
| 
48.5 | 49.5 | 50.5 
dag iy Obras re iemide 8 
4) Bec 
5) 2 2 
ve Seer ©, Sear 
14 | 5) 2 
Table 13. Data for males concerning correlation between the Length of 
Posterior Cell and Ability to Withstand Starvation. 
Length of Posterior Cell 
AT .5 
ae ee 
3 pl das sen 
‘| 60 4 
S| 72 3 
oD) 
C2 ae ap 
CT ee et 
7 
ee 
48.5 49.5 
shee 
a Beant 
3-1 8 
= OME ets 
ie Se 1 
Fog 
50.5 | 51.5 | 52.5 | 53.5 
Pe ek WON de tb, arias 
5 PRM h eet 1 1 
1 5 13 7 
1 4 A ie fae os: 
it 1 3 2 
bo Wiis Seas Ll 
4 | 10 28 | 24 
54.5 | 56.5 | 57.5 
6 as er 
a 2 1 
6 bP A rae 
CaS CREED Sesranh As 
24 7 1 
615 
the 
Table 14. Data for females concerning correlation between the Length of the 
Posterior Cell and Ability to Withstand Starvation. 
Breadth of Wing 
ce 48 
Z| oo 
E 72 
TN 84 
96 
27.9| 23.5 
ot 2 
2 8 
if 2 
3 12 
29.5) 30.5) 31.5 
2 NaN I eee 
5) 5) 7 
2 5 Lf 
need 2 
9 13 19 
32.5 
33.5 | 34.5 
Oe rice sae 9 
anaes 45 
12 2 AS 
Ea ose fees 4 
ey aire Leap - 
21 2 112 
Table 15. Data for males concerning correlation between the Breadth of the 
Wing and Ability to Withstand Starvation. 
