RECORDERS Archaelogy: L. S. Harley, B.Sc., F.S.A., Street House, Stoke-by-Nayland, Colchester. Flowering Plants and Bryophytes: K. J. Adams, B.Sc., Ph.D., 63 Wroths Path, Baldwins Hill, Loughton, IG10 1SH. Tel. 01-508 7863. Freshwater Algae: J. H. Belcher, PhD., D.Sc., Culture Centre of Algae and Protozoa, 36 Storey's Way, Cambridge, CB3 0DT. Lichens: J. Skinner, Southend Central Museum, Victoria Avenue, Southend-on-Sea. Fungi: G. G. Kibby, 137 Vicarage Road, Leyton, London, E.10. Odonata: E. Benton, 13 Priory Street, Colchester. Coleoptera: P. M. Hammond, Ph.D., Department of Entomology, British Museum (Natural History), Cromwell Road, London, SW7. Birds: M. T. Parker, B.Sc., 14 Ridgeway, Ingatestone, Macro-Lepidoptera: G. A. Pyman, Treyarnon, Little Baddow Road, Danbury. Micro-Lepidoptera: Col. A. M. Emmet, Labrey Cottage, Victoria Gardens, Saffron Walden. Diptera: D. A. Smith, 32 Edenhall Road, Harold Hill, Romford. Mammals: Mrs. F. A. Hughes, B.Sc, Ph.D., Manor Cottage, Ongar Road, Stondon Massey, Brentwood Reptiles and Amphibians: D. Scott, Court Hill, Church Lane, Little Leighs, Chelmsford.