Insecta - Hymenoptera - Heydeniidae
Alternative spelling: Heydenini
Full reference: K. J. Hedqvist. 1961. Notes on Cleonymidae (Hym. Chalcidoidea). I. Entomologisk Tidskrift 82:91-110
Parent taxon: Chalcidoidea according to R. Burks et al. 2022
See also Gibson 2003 and Hedqvist 1961
Sister taxa: Agaonidae, Aphelinidae, Asaphesinae, Aspidopleura, Austrosystasinae, Baeomorphidae, Boucekiidae, Bouceklytinae, Brachyceritidae, Ceidae, Cerocephalidae, Chalcedectidae, Chalcididae, Chrysolampidae, Cleonymidae, Coelocybidae, Diparidae, Distylopinae, Ditropinotellinae, Diversinitidae, Encyrtidae, Enoggerinae, Epichrysomallidae, Eucharitidae, Eulophidae, Eunotidae, Eupelmidae, Eurytomidae, Expansicornidae, Herbertiidae, Hetreulophidae, Idioporidae, Keryinae, Leptoomidae, Leucospidae, Lithobelyta, Louriciinae, Lyciscidae, Macromesidae, Melanosomellidae, Metapelmatidae, Micradelinae, Moranilidae, Mymaridae, Neanastatidae, Neapterolelapinae, Neodiparidae, Ooderidae, Parasaphodinae, Pelecinellidae, Perilampidae, Pirenidae, Protoitidae, Pteromalidae, Pteromalites, Signiphoridae, Spalangiidae, Storeyinae, Systasidae, Tanaostigmatidae, Tetracampidae, Torymidae, Trichogrammatidae
Subtaxa: Heydeniopsis
Ecology:
Distribution: found only at Baltic Amber (Royal Swedish Museum collection) (Eocene of Russian Federation)