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Indiana University Studies 
able for breeding. W. Ebeling has sent me young galls from 
the Yosemite as early as June 21 (1928). The scant data 
indicate the emergence of the agamic adult from late Novem- 
ber into December and possibly January. The life histories 
known for Cynips echinus , also of the subgenus Antron , sug- 
FIG. 27. VARIETIES OF CYNIPS GUADALOUPENSIS 
Showing- geographic isolation of related insects. 
gest that we should look for the alternate, bisexual generation 
of guadaloupensis in a simple, fleshy-walled, capsule-like gall 
in the buds or on the young twigs of Q. chrysolepis. Such a 
gall is apparently undescribed. This bisexual insect should 
have the broadened and bluntly plow-shaped spine character- 
istic of the subgenus, and should be recognizable by this char- 
acter, its host distribution, and its seasonal occurrence. 
The variety guadaloupensis was described from a southern 
Coast Range area of California, and may (or may not) be 
