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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Moffat, C.B. | 1928 | Brimstone butterfly in County Dublin | Journal | Ir. Nat. J. | Details... |
| Palmer, J.A.J. | 1928 | Clouded yellow butterfly in County Dublin | Journal | Ir. Nat. J. | Details... |
| Townsend, M. | 1928 | Clouded yellow butterfly in County Cork | Journal | Ir. Nat. J. | Details... |
| Flynn, J.E. | 1929 | Clouded yellow butterfly in West Cork | Journal | Ir. Nat. J. | Details... |
| Russell, S.G. | 1929 | Pieris napi | Journal | Proc. Trans. S. Lond. Entomol. Nat. Hist. Soc. | Details... |
| Scully, R. | 1929 | Clouded yellow and other butterflies in County Cork | Journal | Ir. Nat. J. | Details... |
| Smith, G.S. & Smith, W | 1929 | Pieris brassicae, L., with special reference to aberrations from Aberdeenshire | Journal | Entomol. Rec. J. Var. | Details... |
| Dunlop, K.M. | 1930 | The brimstone butterfly in Kildare | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1932 | Aberration of Euchloe cardamines | Journal | Ent. | Details... |
| Harwood, B.S. | 1932 | (Pieris napi) | Journal | Proc. Trans. S. Lond. Entomol. Nat. Hist. Soc. | Details... |
| Crawford, W.M. | 1933 | Frequency of convolvulus hawk moth and clouded yellow butterfly | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1933 | Colias croceus in east Tyrone | Journal | Ent. | Details... |
| Greer, T. | 1933 | Queen wasp and Euchloe cardamines | Journal | Entomol. Rec. J. Var. | Details... |
| Palmer, J.A.J. | 1933 | Frequence of the clouded yellow | Journal | Ir. Nat. J. | Details... |
| Wright, W.S. | 1933 | Clouded yellow butterfly in Co. Down | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1934 | Clouded yellow butterfly (Collias croceus) and convolvulus hawk moth (Sphinx convolvuli), etc., in East Tyrone | Journal | Ir. Nat. J. | Details... |
| Burns, G. | 1935 | Clouded yellow butterfly in Belfast | Journal | Ir. Nat. J. | Details... |
| Mason, T.H. | 1935 | Clouded yellow and common blue butterflies in Dublin | Journal | Ir. Nat. J. | Details... |
| Stelfox, A.W. | 1935 | Clouded yellow butterfly in the Aran Islands in July, 1934 | Journal | Ir. Nat. J. | Details... |
| Stelfox, A.W. | 1935 | Brimstone butterfly and early bees in Co. Dublin | Journal | Ir. Nat. J. | Details... |
90 references found.