Universal Chalcidoidea Database

Distribution references

Records of Heydenia unica Cook and Davis, 1891 in United States of America-Virginia:

Records 1 - 4 of 4
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Berisford, C.W.; Kulman, H.M.; Pienkowski, R.L. 1970, Notes on the biologies of hymenopterous parasites of Ips spp. bark beetles in Virginia. Canadian Entomologist 102(4):484-490    
Burks, B.D. 1979, Torymidae (Agaoninae) and all other families of Chalcidoidea (excluding Encyrtidae). (In: Krombein, K.V.; Hurd, P.D. jr.; Smith, D.R.; Burks, B.D., Editors.) Catalog of Hymenoptera in America North of Mexico 1:774 Smithsonian Institute Press, Washington, D.C.    
Peck, O. 1963, A catalogue of the Nearctic Chalcidoidea (Insecta; Hymenoptera). Canadian Entomologist (Supplement) 30:743-744    
Salom, S.M.; Grosman, D.M.; McClellan, Q.C.; Payne, T.L. 1995, Effect of an inhibitor-based suppression tactic on abundance and distribution of the southern pine beetle (Coleoptera: Scolytidae) and its natural enemies. Journal of Economic Entomology 88(6):1703-1716