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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Emmet, A.M. | 1991 | Life history and habits of the British Lepidoptera | Chapter | | Details... |
| Emmet, A.M. | 1991 | The scientific names of the British Lepidoptera. Their history and meaning. | Book | | Details... |
| Falk, S.J. | 1991 | A review of the scarce and threatened bees, wasps and ants of Great Britain | Book | | Details... |
| George, R.S. | 1991 | Three species of house martin fleas (Siphonaptera) added to the list for Co. Down | Journal | Ir. Nat. J. | Details... |
| Good, J.A. | 1991 | Gyrophaena strictula Erichson (Coleoptera: Staphylinidae), a beetle new to Ireland associated with Daedalea quercina (L.) (Hymenomycetes: Polypoaceae) | Journal | Ir. Nat. J. | Details... |
| Good, J.A. | 1991 | Atheta aeneicollis (Sharp) (Coleoptera: Staphylinidae), a mycetophilous beetle new to Ireland | Journal | Ir. Nat. J. | Details... |
| Good, J.A. & Hume, H. | 1991 | Silvanus bidentatus (F.) (Coleoptera: Silvanidae) imported into Ireland in bark of timber pallets | Journal | Ir. Nat. J. | Details... |
| Good, J.A. & McAree, D. | 1991 | Chlorophorus fainanensis Pic. (Coleoptera: Cerambycidae), a wood-boring beetle inported in the wood of a pepper pot | Journal | Ir. Nat. J. | Details... |
| Good, J.A. & Speight, M.C.D. | 1991 | Sites of international and national importance for invertebrate fauna - a definition proposed for use in site surveys | Journal | Bull. Ir. biogeog. Soc. | Details... |
| Greenwood, J.G. & Smyth, J. | 1991 | Unusual behaviour of a water scorpion Nepa cinerea L. (Hemiptera: Nepidae) | Journal | Ir. Nat. J. | Details... |
| Heckford, R.J. & Langmaid, J.R. | 1991 | Lepidoptera in Ireland, 1989 | Journal | Ent. Gaz. | Details... |
| Hodge, P.J. | 1991 | The Coleoptera of Arundel Park. Unpublished NCC report (contract No. 11/F2/03/90), copy in ISR files | Report | | Details... |
| Ismay, J.W. | 1991 | Prosopantrum flavifrons (Tonnoir and Malloch) (Diptera: Heleomyzidae) new to Britain and the northern hemisphere | Journal | Dipterists Dig. | Details... |
| Kirby, P. | 1991 | Hemiptera (Heteroptera and Auchenorhyncha) recorded from west Ireland (Cos. Cork, Kerry and Clare), September 1989 | Journal | Bull. Ir. biogeog. Soc. | Details... |
| Kirby, P. | 1991 | Ramsey Marsh, Essex. Survey of aquatic and marginal invertebrates 2 November 1991. Copy in ISR files, Peterborough | Report | | Details... |
| Laurence, B.R. | 1991 | Calliphora uralensis VIll. (Diptera: Calliphoridae) in the Northern Isles | Journal | Ent. Monthly Mag. | Details... |
| Lavery, T.A. | 1991 | Report on migrant insects in Ireland for 1990 | Journal | Ir. Nat. J. | Details... |
| Lott, D.A. | 1991 | Report on non-aquatic Coleoptera collected in Northern Ireland, June 1991 | Report | | Details... |
| Lott, D.A. & Bilton, D.T. | 1991 | Records of Coleoptera from Irish wetland sites in 1989 | Journal | Bull. Ir. biogeog. Soc. | Details... |
| McFerran, D.M. | 1991 | The impact of grazing and burning on upland plant and invertebrate communities in Co. Antrim | Ph.D. Thesis | | Details... |
4097 references found.