122 SEX INHERITANCE 
sty ped Lynand: vomorph al ain 
Fig. 361.—Caterpillars of silkworm moth. The gynandromorph is 
a hybrid between the striped and plain races. (After Toyama.) 
in the moth Abraxas, and has observed that each 
nucleus is fertilized by a single spermatozoon. 
In the famous Eugster hive of bees studied by 
von Sieboldt large numbers of gynanders were 
found. A similar case is recorded by Engelhardt, 
and more recent cases by Sheppard. The ex- 
planation of these cases is less certain than those 
