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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Greer, T. | 1925 | Aberrations of Lepidoptera from Northern Ireland | Journal | Ent. | Details... |
| Greer, T. | 1926 | Euchromia rufana, Scop., in east Tyrone | Journal | Ent. | Details... |
| Greer, T. | 1927 | Rhopalocera in east Tyrone, 1926 | Journal | Ent. | Details... |
| Greer, T. | 1930 | New county Tyrone plants | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1930 | Vanessa io in east Tyrone | Journal | Ent. | Details... |
| Greer, T. | 1931 | Bee orchis in Co. Tyrone | 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. | 1933 | Petroselinum sativum Hoffm. in Co. Tyrone | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1933 | Colias croceus in east Tyrone | Journal | Ent. | Details... |
| Greer, T. | 1933 | Notes from east Tyrone | Journal | Entomol. Rec. J. Var. | Details... |
| Greer, T. | 1934 | Lacewing fly, Osmylus chrysops Fab. (maculatus L.), in East Tyrone | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1934 | Euclidea glyphica in Co. Tyrone | Journal | Ent. | Details... |
| Greer, T. | 1935 | Musk mimulus, Mimulus moschatus Douglas, in Co. Tyrone | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1935 | Migrants in east Tyrone in 1933-34 | Journal | Ent. | Details... |
| Greer, T. | 1935 | Rhopalocera in Co. Tyrone, 1934 with notes on variation | Journal | Entomol. Rec. J. Var. | Details... |
| Greer, T. | 1935 | Rhopalocera in Co. Tyrone, 1934 with notes on variation | Journal | Entomol. Rec. J. Var. | Details... |
| Greer, T. | 1936 | Entomological notes fom East Tyrone | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1936 | Gynandrous Anthocharis cardamines in Co. Tyrone | Journal | Ent. | Details... |
| Greer, T. | 1937 | Notes on plants from East Tyrone | Journal | Ir. Nat. J. | Details... |
| Greer, T. | 1937 | Alnus incana Willd. in Co. Tyrone | Journal | Ir. Nat. J. | Details... |
3701 references found.