Shop › Freshwater Reviews Vol 6 Issue 1 June 2013 - Family-level keys to freshwater fly (Diptera) larvae. Image 1 of 1 Freshwater Reviews Vol 6 Issue 1 June 2013 - Family-level keys to freshwater fly (Diptera) larvae. £5.00 A brief review and a key to European families avoiding use of mouthpart characters. Add To Cart Added! A brief review and a key to European families avoiding use of mouthpart characters. You Might Also Like The Windermere Ferry Sale Crustacea Malacostraca - SP52 Guide to British Freshwater Macroinvertebrates for Biotic Assessment - SP67 The Parasitic Copepoda & Branchiura of British Freshwater Fishes - SP46 Parasitic Protozoa in British Wild Animals - NO LONGER AVAILABLE