|
| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| O'Connor, J.P. | 1990 | Review: 'Butterflies of the British Isles: the Lycaenidae' by M. Easterbrook | Journal | Ir. Nat. J. | Details... |
| O'Connor, J.P. | 2003 | Review: 'The moths and butterflies of Great Britain and Ireland. Volume 4 (Parts 1 and 2): Oecophoridae to Scythrididae edited by A. M. Emmet & J.R. Langmaid | Journal | Ir. Nat. J. | Details... |
| Oldham, C. | 1933 | Painted lady and red admiral on the Mullet Peninsula | Journal | Ir. Nat. J. | Details... |
| Palmer, J.A.J. | 1928 | Clouded yellow butterfly in County Dublin | Journal | Ir. Nat. J. | Details... |
| Palmer, J.A.J. | 1933 | Frequence of the clouded yellow | Journal | Ir. Nat. J. | Details... |
| Palmer, J.A.J. | 1937 | Butterflies on moutain top | Journal | Ir. Nat. J. | Details... |
| Pelham-Clinton, E.C. | 1985 | Tineidae | Chapter | | Details... |
| Peters, J.V. | 1962 | The butterflies of Northern Ireland | Journal | Ir. Nat. J. | Details... |
| Phillips, R.A. | 1923 | The pearl-bordered fritillary in Ireland | Journal | Ir. Nat. | Details... |
| Porter, K. | 1980 | A quantitative treatment of clinal variation in Coenonympha tullia (Muller) (Lep., Satyridae) | Journal | Ent. Monthly Mag. | Details... |
| Praeger, R.Ll. | 1921 | Behaviour of a fritillary | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1946 | Abundance of autumn butterflies | Journal | Ir. Nat. J. | Details... |
| Rankin, M.N. & Rankin, D.H. | 1942 | The 1941 clouded yellow immigration | Journal | Ir. Nat. J. | Details... |
| Rathborne, H.B. | 1918 | Gonepteryx rhamni in Co. Fermanagh | Journal | Ir. Nat. | Details... |
| Ratnieks, F. | 1981 | Survey of the orange-tip butterfly ova on flowering heads of cruciferous plants in Northern Ireland in 1981 | Ph.D. Thesis | | Details... |
| Redway, D.E. | 1981 | Some comments on the reported occurrence of Erebia epiphron (Knoch) in Ireland during the nineteenth century | Journal | Ent. Gaz. | Details... |
| Reid, C. | 1972 | Lepidoptera (butterflies and moths) (appendix) | Journal | Ann. Rept. Copeland Bird Obs. | Details... |
| Reid, C. | 1975 | Provisional list of butterflies and moths (Macrolepidoptera) of Lighthouse Island | Journal | Ann. Rept. Copeland Bird Obs. | Details... |
| Reynell, H.E. | 1899 | Colias edusa in Co. Westmeath | Journal | Ir. Nat. | Details... |
| Riley, N.D. | 1928 | A swarm of Melitaea aurima larvae | Journal | Ent. | Details... |
385 references found.