Walter Clive Clark (22 October 1927 – 21 November 2019) was a New Zealand zoologist who specialised in the study of nematodes and pycnogonids.
[1] He had his early education at Bruce Bay, where his academic potential was first recognised, before moving back to Christchurch about the end of 1942.
[1] The DSIR supported Clark to undertake doctoral studies, and he completed a PhD at Imperial College London, supervised by Bernard Peters and Charles Potter, in 1961.
[4] The title of his doctoral thesis was Systematic and morphological studies on some Enoplida Nematoda, with special reference to the soil fauna of New Zealand.
[7] Among the research students supervised by Clark was Gregor Yeates, who completed his PhD on the ecology of nematodes in sand dunes in 1968.