Diadegma balticum is a wasp first described by Horstmann in 1969. No subspecies are listed.Horstmann, K. (1969) Typenrevision der europaischen Arten der Gattung Diadegma Forster (syn. Angitia Holmgren)., Beitrage zur Entomologie. 19:413-472.Taxapad Ichneumonoidea. Yu D.S.K., 2009-05-04
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