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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Belfast Naturalists' Field Club | 1931 | Conversazione | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Brunker, J.P. & Stelfox, A.W. | 1931 | Phenological report, 1930 (concluded) | Journal | Ir. Nat. J. | Details... |
| Crawford, W.M. | 1931 | Striped hawk-moth at Belfast | Journal | Ir. Nat. J. | Details... |
| Dean, J.D. | 1931 | An analysis of certain records relative to the migration of Agrius (Sphinx) convolvuli Linne | Journal | Ent. Monthly Mag. | Details... |
| Dunlop, K.M. | 1931 | Further Irish records for convolvulus hawk moth, 1930 | Journal | Ir. Nat. J. | Details... |
| Dunlop, K.M. | 1931 | Rare moths in Cos. Kildare and Wexford | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1931 | Abundance of the larva of Macrothylacia rubi L., in Co. Tyrone | Journal | Entomol. Rec. J. Var. | Details... |
| Greer, T. | 1931 | Aporophyla nigra Haw. | Journal | Ent. | Details... |
| Gumley, E.M. | 1931 | Frosted orange moth in Co. Antrim | Journal | Ir. Nat. J. | Details... |
| Harrison, S.C.H. | 1931 | Further Irish records for convolvulus hawk moth, 1930 | Journal | Ir. Nat. J. | Details... |
| Johnson, W.F. | 1931 | Notes on Irish Lepidoptera 1923-1929 | Journal | Ent. | Details... |
| Johnson, W.F. | 1931 | Notes on Irish Lepidoptera 1923-1929 | Journal | Ent. | Details... |
| Lisney, A.A. | 1931 | A migration of Lepidoptera | Journal | Ir. Nat. J. | Details... |
| Longfield, C. | 1931 | Black forms of the larvae of Phryxus livornica in Co. Cork | Journal | Ent. | Details... |
| Low, P. Low, N. | 1931 | Further Irish records for convolvulus hawk moth, 1930 | Journal | Ir. Nat. J. | Details... |
| Lucas, G.E. | 1931 | Lepidoptera in the vicinity of Gougane Barra, Co. Cork, July 1930 | Journal | Ir. Nat. J. | Details... |
| McMahon, S. | 1931 | Further Irish records for convolvulus hawk moth, 1930 | Journal | Ir. Nat. J. | Details... |
| Moffat, C.B. | 1931 | The long-eared bat | Journal | Ir. Nat. J. | Details... |
| O'Flynn, H. | 1931 | Further Irish records for convolvulus hawk moth, 1930 | Journal | Ir. Nat. J. | Details... |
| O'Grady, M. | 1931 | Further Irish records for convolvulus hawk moth, 1930 | Journal | Ir. Nat. J. | Details... |
1515 references found.