32 The Essex Naturalist 2480 Buttoned Snout Hypena rostralis L. Daws Hall N.R., Lamarsh, 25 October (I. Grahame and B. Goodey); Writtle, 3 May (M. Green); Earls Colne, 17 May (D. Warner); North Chingford, two on 7 June (B. Pateman); Dovercourt, four: 4, 7 (two) and 14 September (C. Gibson). 8 DBR 2484 Pinion-streaked Snout Schrankia costaestrigalis Steph. Dovercourt, 25 August (C. Gibson). 7 DBR. Recorders Agassiz D.J.L, Aird J.R, Allerton C, Arthur R.W, Bailey G, Baker D, Beard B, Benton E, Bergdahl P, Bond G, Bowdrey J.P, Boyle D, Bull G, Burrage A, Churcher B, Clifton J, Cottrill R, Cuming N, Davis J, Dawson J, Dewick A.J, Dobson J, Down D.G, Dutton D, Emmet A.M, Firmin J, Fisher J.B, Fox I, Gerussi R, Gibbs G, Gibson C, Goodey A, Goodey M.A, Gooding B, Grahame I, Green J.G, Green M.J, Grifffin C, Guiver A, Harvey P, Henchman M, Hurley J, Jackson M.P, King D.S, Lock B, McLaren S, Majerus M, Marsh R, Mays R, Merrett PJ, Nicholls D, Noble M, Osborne A, Owen H, Palmer M, Pateman B, Peck M, Perkins B, Plant, C.W, Pritchard A, Pyman G.A, Raynor N.M, Rose I.C, Savage G.H.T, Seago R.J, Sears D, Sell G, Shardlow M, Slater G, Smart D, Smith G, Smith P, Smout P, Steer E, Tarrant M, Tunmore M, Tyas C, Urguart D, Ward S, Warner D, Watson C, Wenlock L, Wilde J, Wilkens B, Wood R, Wood S.D, Young J. Bats in Essex in 1997 John Dobson 16, Westerings, Bicknacre, Danbury, Essex CM3 4ND. In 1997, eight species of bat were recorded in Essex. This total includes both species of Pipistrelle (as yet unnamed) that are separable by physical features and ultrasound. The following is a review of the more interesting records and includes additions to the known 10km distribution maps. A highest ever total of 85 bats was present in the Grays deneholes on 16th February. Natterer's bat Myotis nattereri (Kuhl 1819) A record total of 16 bats were counted at a hibernation site at Coggeshall and a second best ever total of 26 from the Grays deneholes in February. New records were from TL42 and TL71 with droppings of this species being identified at Hole Farm, Stansted and Fairstead Hall.