Before revision: Le Quesne for distinguished contribution to the taxonomy and biology of Hemiptera 1985 Dr A. Frank Millidge for distinguished contributions to arachnology 1987 Miss Fiona Guiness for contributions to research on red deer in the British Isles 1988 Mr W. F. H. Ansell for contribution to knowledge of the taxonomy and distribution of African mammals 1989 Major K. W. England for contribution to the taxonomy of tropical sea-anemones 1990 Dr D. L. Harrison for distinguished contribution to the study of mammals 1992 Dr J D .
After revision: Le Quesne for distinguished contribution to the taxonomy and biology of Hemiptera 1985 Dr A. Frank Millidge for distinguished contributions to arachnology 1987 Miss Fiona Guiness for contributions to research on red deer in the British Isles 1988 Mr William Frank Harding Ansell for contribution to knowledge of the taxonomy and distribution of African mammals 1989 Major K. W. England for contribution to the taxonomy of tropical sea-anemones 1990 Dr David L. Harrison for distinguished contribution to the study of mammals 1992 r J D .