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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| O'Connor, J.P., Boston, M.R. & Nash, R. | 2003 | Notes on the Irish Anomaloninae (Hymenoptera: Ichneumonidae) including seven species new to Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., Dunne, R. & Whelton, A. | 2004 | Trioza vitreoradiata (Maskell) (Homoptera: Psylloidea), a New Zealand species new to Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., Good, J.A. & Bond, K.G.M. | 1990 | Leptocerus tineiformis Curtis: a caddisfly new to Ireland from Pollardstown Fen, Co. Kildare | Journal | Entomol. Rec. J. Var. | Details... |
| O'Connor, J.P., Liston, A.D. & Speight, M.C.D. | 1997 | A review of the Irish sawflies (Hymenoptera: Symphyta) including a checklist of species | Journal | Bull. Ir. biogeog. Soc. | Details... |
| O'Connor, J.P., Nash, R. & Anderson, R. | 1983 | Insects imported into Ireland 4. Records of Dictyoptera, Hemiptera, and Coleoptera (including Pycnomerus fuliginosus Erichson) | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., Nash, R. & Boucek, Z. | 2000 | A catalogue of the Irish Chalcidoidea | Journal | | Details... |
| O'Connor, J.P., O'Connor, M. & Van Achterberg, C. | 1991 | Some records of Irish Braconidae (Hymenoptera) including seven species new to Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Connor, M.A. & Ashe, P. | 1992 | Records of Thaumalea verralli Edwards (Diptera) from Co. Waterford | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Connor, M.A. & Ashe, P. | 1998 | Drosophila repleta Wollaston (Diptera: Drosophilidae) in south-east Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Connor, M.A. & Cotton, D.C.F. | 1983 | Lestes dryas Kirby (Insecta: Odonata) discovered in eastern Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Connor, M.A. & De Courcy Williams, M. | 1988 | Note on Berytinus montivagus and Metatropis rufescens (Hemiptera) in Ireland | Journal | Entomol. Rec. J. Var. | Details... |
| O'Connor, J.P., O'Connor, M.A. & Graham, M.W.R. de V. | 1989 | Some records of Irish Pteromalidae (Hymenoptera: Chalcidoidea) including five species new to Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Connor, M.A. & Wistow, S. | 1993 | Some records of Irish Cynipidae (Hymenoptera) including ten species new to Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Connor, M.A., Wallace, I.D. & Wallace, B. | 1986 | Thaumastoptera calceata Mik. (Diptera: Limoniidae) new to Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Connor, M.A., Wistow, S. & Ashe, P. | 1993 | Notes on the distribution of Andricus kollari (Hartig) (Hymenoptera: Cynipidae) in Ireland | Journal | Bull. Ir. biogeog. Soc. | Details... |
| O'Connor, J.P., O'Connor, M.A., Wistow, S. & Ashe, P. | 1993 | Notes on Andricus lignicola (Hartig) (Hymenoptera: Cynipidae) in Ireland | Journal | Entomol. Rec. J. Var. | Details... |
| O'Connor, J.P., O'Connor, M.A., Wistow, S. & Ashe, P. | 1995 | Further records of Irish Cynipidae (Hymenoptera) including twenty eight species new to Ireland | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P., O'Grady, M.F. & Bracken, J.J. | 1986 | Observations on the Corixidae (Insecta: Hemiptera) of the Killarney lakes and district | Journal | Bull. Ir. biogeog. Soc. | Details... |
| O'Connor, J.P., Schonrogge, K., Ashe, P., Crawley, M.J., O'Connor, M.A., Walker, P. & Wistow, S. | 1995 | The distribution of gall-causing cynipids (Hymenoptera) on oak (Quercus) in Ireland | Journal | Bull. Ir. biogeog. Soc. | Details... |
| O'Connor, J.P., Sleeman, D.P. & Butler, F.T. | 2005 | A review of the Irish Anoplura (Insecta: Phthiraptera) | Journal | Ir. Nat. J. | Details... |
4097 references found.