Description | Includes articles 'Gyraulus Laevis and Elodea Nuttalli, A Snail On A Water Weed Both New To Hessle Country Park' by R A Eades, 'The Bat-Bug Found On A Noctule At North Ferriby, A First Record For East Yorkshire' by Tony Lane, 'The Heleomyzid Fly Heleomyza Captiosa Gorodkov, From Drewton Tunnel' by Tony Lane and Andrew Grayson, and 'Botanising By Boat' by Dr F E Crackles. |