COLLECTING 26 General considerations 26 Collecting apparatus 29 The sweeping net 29 The water net 31 Water dip-net 32 The umbrella 32 The beating cloth 33 The umbrella net 34 The sieve 35 The chisel 36 The trowel 36 The collecting tweezers 36 The brush 37 The fumigator 38 The haversack 38 The lens and microscope 39 Collecting Hymenoptera 39 Collecting Coleoptera 42 General directions 42 Winter collecting 43 Spring collecting 44 Myrmecophilous and Termetophilous species 44 Spring flights of Coleoptera 44 Beach collecting 45 Attracting by lights 45 Traps 45 Freshet 45 Summer collecting 46 Collecting under stones 46 Collecting in rotten stumps and logs 46 Collecting in dying or dead trees 47 Beating living trees, shrubs, and vines 47 Sweeping 47 Collecting on mud and gravel banks 48 Collecting aquatic beetles 49 Collecting at the seashore and on sandy places 49 Collecting dung beetles 49 Night collecting 50 Fall collecting 50 Collecting Lepidoptera 50