1. 1958
2. A Study in the Experimental Taxonomy of some British Sphagha (section Cuspidata),with observations of their ecology.

   Author: Agnew, S., 5 May 1958

   Student thesis: Doctor of Philosophy

3. 1959
4. Calcareous algae of the silurian of the Welsh border

   Author: Green, H., Apr 1959

   Student thesis: Doctor of Philosophy

5. 1960
6. Seasonal changes in the plankton of inshore waters: with special reference to the life history of certate copepods

   Author: Haq, S. M., 1960

   Student thesis: Doctor of Philosophy

7. 1963
8. An ecological study of Chaetogaster limnaei( von Baer)

   Author: Gruffydd, L. D., Apr 1963

   Student thesis: Doctor of Philosophy

9. 1965
10. Comparative studies in the pathology of radiomimetic conditions

    Author: Mason, J., Sept 1965

    Student thesis: Doctor of Philosophy

11. 1966
12. Studies on the nutrition and feeding of the larvae of the large cabbage white butterfly, Pieris brassicae L.

    Author: Akhtar, M., 1966

    Student thesis: Doctor of Philosophy

13. Studies on fossil plants of Karoo age from Central & Southern Africa

    Author: Williams, P., Jan 1966

    Student thesis: Doctor of Philosophy

14. The genetics and evolution of differences between closely adjacent plant populations, with special reference to heavy metal tolerance

    Author: Antonovics, J., Jan 1966

    Student thesis: Doctor of Philosophy

15. Studies on plant microfossils from the Carboniferous of North Wales

    Author: Hibbert, F. A., Apr 1966

    Student thesis: Doctor of Philosophy

16. Studies in the flora of the Rhynie chert

    Author: Saadawy, W. E., Jun 1966

    Student thesis: Doctor of Philosophy