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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Patterson, R. | 1892 | Galathea strigosa on Co. Down coast | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1892 | Goosander (Mergus merganser) in Strangford Lough | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1893 | Among the birds on Strangford Lough | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1894 | Waxwing in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1900 | Whiskered bat in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1900 | Common bittern in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1901 | Tawny owl in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1901 | King-eider duck in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1901 | Tawny owls in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1905 | Hairy-armed bat in Down and Antrim | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1906 | Sandwich tern breeding in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1906 | Sandwich tern breeding in Co. Down (additions) | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1906 | Glossy ibis in Co. Down | Journal | Ir. Nat. | Details... |
| Patterson, R. | 1910 | Hoopoe in Co Down | Journal | Ir. Nat. | Details... |
| Patterson, W.H. | 1869 | Some ancient tombstones at the Abbey Church of Movilla, Co. Down | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Patterson, W.H. | 1891 | Ancient grave slabs near Dundonald | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Patterson, W.H. & Donnan, W.D. | 1892 | Coleoptera of the Holywood District | Journal | Ir. Nat. | Details... |
| Patterson, W.H.F. | 1894 | Frogs in the Mourne Mountains | Journal | Ir. Nat. | Details... |
| Penney, S. | 1951 | Ruff, Philomachus pugnax (L.) in Co. Down | Journal | Ir. Nat. J. | Details... |
| Peters, J.V. | 1960 | Occurrence of a hoopoe at Ballynahinch, Co. Down | Journal | Ir. Nat. J. | Details... |
1178 references found.