THE WILDLIFE OF EPPING FOREST edited by David Corke Dept. Biology, N. E London Polytechnic, London, E. 15. ESSEX NATURALIST Number 4 Cover illustration by Lydia Malim. Published by The Essex Field Club, Passmore Edwards Museum Romford Road, London, E.15. ISSN 0071-1489 (for Essex Naturalist series) ISBN 0 0905637 09 7 (for The Wildlife of Epping Forest) Printed by Plaistow Press Magazines Ltd. Copyright Essex Field Club 1979. All rights reserved.