Alpine zone: = arctic zone, q.v. Alternation of generations: where a species that occurs in both sexes periodically produces only parthenogenetic females; the latter, in turn, producing the sexed form; occurs in Cynipidae and some.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

Gall-flies (Cynipidae) as H. Adler (1881, 1896) demonstrated for most of our common species.    From Wordnik.com.  [The Life-Story of Insects] Reference

A few pages back (p. 66) reference was made to the production of galls on various plants, through the activity of larvae of the hymenopterous family Cynipidae.    From Wordnik.com.  [The Life-Story of Insects] Reference

Cynipidae, 94.    From Wordnik.com.  [The Life-Story of Insects] Reference