Angela Davies, Barbara Stewart
Folia Parasitologica 47 157-158 (2000)
Address for correspondence: A. Davies, School of Life Sciences, Faculty of Science, Kingston University, Kingston upon Thames, Surrey KT1 2EE, U.K. Phone: ++ 181 547 2000; Fax: ++ 181 547 7562; E-mail: ajdavies.russell@kingston.ac.uk