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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Hartley, J.J. | 1933 | The geology of north-eastern Tyrone and the adjacent parts of county Londonderry | Journal | Proc. Roy. Ir. Acad. | Details... |
| Hartley, J.J. | 1936 | On the occurrence of Saccamminopsis fusulinaformis in Northern Ireland | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1937 | Lisburn esker | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1937 | A recently-discovered Ordovician inlier in County Down, with note on a new species of Pyritonema | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1938 | On plant remains from the interbasaltic beds of Portrush | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1938 | The Dalradian rocks of the Sperrin Mountains and adjacent areas in Northern Ireland | Journal | Proc. Roy. Ir. Acad. | Details... |
| Hartley, J.J. | 1943 | Notes on the lower marls of the Lagan Valley | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1945 | Notes on the 'Yoredale rocks' of Tyrone | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1948 | The post-Mesozoic succession south of Lough Neagh, Co. Antrim | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1949 | Further notes on the Permo-Triassic rocks of Northern Ireland | Journal | Ir. Nat. J. | Details... |
| Hartley, J.J. | 1951 | Note on the age of the Lough Neagh clays | Journal | Ir. Nat. J. | Details... |
| Hartnoll, R.G. | 1964 | A rare prawn found in Strangford Lough | Journal | Ir. Nat. J. | Details... |
| Hasse, L. | 1890 | Objects from the sandhills at Portstewart and Grangemore, and their antiquity | Journal | Proc. Pap. Roy. Soc. Antiq. Ir. | Details... |
| Haughton, S. | 1851 | Notes on the geology of Rathlin Island | Journal | J. Geol. Soc. Dubl. | Details... |
| Haughton, S. | 1877 | On the trap-dykes that penetrate the granites, metamorphic slates and the Carboniferous limestones of the district of Mourne, in the north-east of Ireland | Journal | J. Roy. Geol. Soc. Ir. | Details... |
| Hawkes, J.R. & Wilson, H.E. | 1975 | The Portrush Sill, county Antrim, Northern Ireland | Journal | Bull. Geol. Surv. N.I. | Details... |
| Haynes, R.F. | 1962 | Gonepteryx rhamni L. ssp. gravesi Huggins, (brimstone), in Co. Fermanagh | Journal | Ir. Nat. J. | Details... |
| Heal, H.G. | 1964 | Butterflies of the Belfast District in 1963 | Journal | Ir. Nat. J. | Details... |
| Heal, H.G. | 1965 | Review: 'The Macro-lepidoptera of Northern Ireland' by W.S. Wright | Journal | Ir. Nat. J. | Details... |
| Heal, H.G. | 1967 | Mnesipatris filicivora Meyr. in the Belfast District | Journal | Ir. Nat. J. | Details... |
3701 references found.