28 INHERITANCE IN SILKWORMS^ I 



Fj ^ Ital. Sal. X $ Bagdad ; producing all zebra larvae and 63 white 

 and 65 salmon to yellow (20 really yellow) cocoons. 



F2 Hyb. zebra larva, yellow cocoon X hyb. zebra larva, yellow 

 cocoon; produced zebra larvae spinning 21 white and 81 

 salmon to yellow cocoons, and 47 white larvae spinning 8 

 white and 20 salmon to yellow-salmon cocoons. 

 F2 Hyb. zebra larva, yellow cocoon X hyb. zebra larva, yellow 

 cocoon; produced 45 zebra larvae spinning 6 white and 12 

 salmon to yellow cocoons, and 18 white larvae spinning 3 

 white and 15 salmon to yellow cocoons. 

 F, Hyb. zebra larva, white cocoon X hyb. zebra larva, white 

 cocoon ; produced 66 zebra larvae spinning 54 white cocoons 

 and 17 white larvae spinning 4 white and i pale salmon 

 cocoons. 

 F2 Hyb. zebra larva, white cocoon X hyb. zebra larva, white 

 cocoon; produced 10 zebra larvae spinning 3 white and i 

 salmon cocoons, and 3 white larvae spinning i white cocoon. 

 Fi ^ Ital. Sal. X 5 Bagdad; produced all zebra larvae and 11 white 

 and 5 yellow-salmon cocoons. 



F2 Hyb. zebra larva, white cocoon X hyb. zebra larva, white 

 cocoon; produced 158 zebra larvae spinning 83 white and 35 

 pale salmon cocoons and 43 white larvae spinning 26 white 

 and 6 pale salmon cocoons. 

 F, ^ Bagdad X 5 Ital. Sal.; ^ Ital. Sal. X 9 Bagdad; pro- 



produced all zebra larvae and 78 duced all zebra larvae and 63 



white and 71 salmon cocoons. white and 65 salmon cocoons. 



m. w. 



^» 



I? 



>'' 



Fj Hyb. zebra larva, white 



cocoon X hyb. zebra larva, white cocoon; 



produced 88 zebra larvae spinning 43 white and 10 pale 



salmon cocoons, and 16 white larvae spinning 10 white and 



5 pale salmon cocoons. 

 F2 Hyb. zebra larva, white 



cocoon X hyb. zebra larva, white cocoon; 



produced 98 zebra larvas spinning 68 white and 21 pale 



salmon cocoons, and 39 white larvae spinning 19 white and 



10 pale salmon cocoons. 



