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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Halbert, J.N. | 1918 | Sphinx convolvuli attacked by larvae of Dipteron | Journal | Ir. Nat. | Details... |
| Halbert, J.N. | 1920 | Rhyssa persuasoria in Ireland | Journal | Ir. Nat. | Details... |
| Halbert, J.N. | 1922 | Magdalis carbonaria and other insects at Powerscourt | Journal | Ir. Nat. | Details... |
| Halbert, J.N. | 1936 | The ant Lasius fuliginosus Latr., in County Wexford | Journal | Ir. Nat. J. | Details... |
| Haliday, A.H. | 1833 | Burrowing Hymenoptera | Journal | Ent. Mag. | Details... |
| Haliday, A.H. | 1835 | Essay on parasitic Hymenoptera | Journal | Ent. Mag. | Details... |
| Haliday, A.H. | 1835 | Essay on parasitic Hymenoptera | Journal | Ent. Mag. | Details... |
| Haliday, A.H. | 1840 | List of Irish Coleoptera, Hymenoptera and Diptera (see also transcription by Robert Nash) | Unpublished | | Details... |
| Haliday, A.H. | 1857 | Note on a peculiar form of the ovaries observed in a hymenopterous insect, constituting a new genus and species of the family Diapridae | Journal | Proc. Nat. Hist. Rev. Soc. | Details... |
| Haliday, A.H. | 1862 | Caracteres de deux nouveaux genres d'Hymenopteres de la fammile des Chalcididae (Philomides et Chirolophus de la Collection du Docteur Sichel) | Journal | Ann. Soc. Entomol. Fr. | Details... |
| Hallett, H.M. | Unknown | The aculeate Hymenoptera of Gloucestershire. (photocopy of article in ISR files without name of journal or date of publication. Probably early 1950's; perhaps from Proceedings of Bristol Nat. Soc. or Proc. Cotteswold Nat. Field Club. | Published | | Details... |
| Hart, W.E. | 1908 | Scarcity of wasps | Journal | Ir. Nat. | Details... |
| Hartley, T. | 1909 | Sirex gigas in Co. Carlow | Journal | Ir. Nat. | Details... |
| Hedqvist, K.J. | 1978 | Hymenoptera | Book | | Details... |
| Heslop-Harrison, J.W. | 1957 | Rhodites spinosissimae Giraud (Hymenoptera: Cynipidae) in Ireland | Journal | Ent. | Details... |
| Horstmann, K. | 1969 | Typenrevision der europaischen Arten der Gattung Diadegma Foerster (syn. Angitia Holmgren) (Hymenoptera: Ichneumonidae) | Journal | Beitr. Entomol. | Details... |
| Horstmann, K. | 1980 | Revision der europaisehen Tersilochinae. II, (Hym.: Ichm.) | Journal | Spixiana | Details... |
| International Bee Research Association & Biological Records Centre | 1980 | European Invertebrate Survey. Atlas of the Bumblebees of the British Isles. Bombus and Psithyrus (Hymenoptera: Apidae) | Book | | Details... |
| Jameson, H.L. | 1893 | Sirex gigas and Macroglossa stellatarum in Co. Louth | Journal | Ir. Nat. | Details... |
| Johnson, W.F. | 1895 | Report on insects collected at Coolmore, Co. Donegal, for the Royal Irish Academy Flora and Fauna Committee | Journal | Ir. Nat. | Details... |
599 references found.