V. TANAKA, 
Nine matings from II. i'i2 ha\'c been reared in 1913, wliicli gave 
the following results ; 
IVormn 1 
i. 'I KJ Iii Itl 1 
Total 
yellow 
white 
yellow 
white 
* H. 
l-l'l2 
194 
80 
374 
II. 
I-2'l 2 
86 
35 
121 
H. 
I-3'l2 
210 
80 
290 
* H. 
I -4' I 2 
192 
91 
81 
364 
II. 
I-5'l2 
459 
459 
H. 
I-6'I2 
204 
23 
12 
54 
293 
H. 
i-y'i2 
155 
6r 
216 
H. 
l-8'l2 
247 
26 
24 
65 
362 
H. 
1 -9' 1 2 
6d 
10 
18 
9t 
Apart awhile from the asterisked families (concerning which see later 
pages) all of the above results arc according to cxi^ectation. Totals of 
those families in which four zygotic forms occurred are 
Striped Striped Normal Normal Total 
yellow white yellow white 
H. 1-6, 8, 9' 1 2 511 52 46 137 746 
all together 
Thus existence of a jiartial coupling between two dominant characters S 
(striped marking) and Y (yellow colour) can not be doubted here, and more- 
over the system of the reduplication seems, at a glance, to be that of 
7:1:1:7.^ But that this was actually not the case has been amply 
proved by other facts which will be given later. 
Fj striped yellows (H. 29' 12) derived from the cross striped yellow 
^ X normal white (Aojikii) 'q ga\"e the following offspring in the 
spring 19 1 3. 
Striped Striped Normal Normal Total 
yellow white yellow white 
II. 29- 1 '12 240 22 35 63 360 
I. Expectation on such l)asis is 515.7 : 43.7 : 43.7 : 142.9. 
