204 
GENETIC STUDIES ON THE SILKWORM 
Quail zebr. wh. pQZy 
14 
'7 4 35 
Norm. wh. PQ z y 
6 
21 16 43 
^> 
j 
Quail yel. pQzY 
9 
■1 15 35 
0 
Quail wh. pQ z y 
9 
8 421 
1 
Totals 
317 
372 293 982 
Heterozygous normal-zebra whites (PpöQZzyy) inbred. 
Norm. zebr. 
Normal Quail zebr. Ouail 
I otals 
(PQZ) 
(POz) (pQZ) (pOz) 
A sgi'is 
201 
89 80 25 
395 
A 592' 1 5 
169 
79 66 14 
328 
Totals 
370 
168 146 39 
723 
Exp. ratio 
9 : 
j ■ j • 1 
b) Z and Q. 
Heterozygous normal-zebra whites (PpQqZzyy) inbred. 
A 5 S 1 ' 1 5 Exp. ratio 
Norm, zebr 
PQZ 
198 27 
PI. zebr. 
PqZ 
74 9 
Qu. zebr. 
pQZ 
75 9 
Normal 
POz 
73 9 
Pal. qu. zebr. pqZ 
^9 3 
Plain 
Pqz 
16 3 
Quail 
PQz 
20 3 
Pal. qu. 
pqz 
9 1 
Total 
494 
c) Z and M. 
Heterozygous moricaud-zebra yellows ( MmPPQAZzYy ) inbred. 
A 6u'i5 
A 6i2'i 5 
A 6i3'i5 
Total 
Mor. zebr. yel. 
MPQZY 1 2 1 
127 
141 
389 
Mor. zebr. wh. 
MPQZy 17 
9 
7 
33 
Norm. zebr. yel. 
mPOZY 4 
13 
18 
35 
