QL485 0 Africa QL487 5 Australia QL487.5 0 New Zealand QL489 1 Pacific Islands QL491 0 Arctic Regions QL491.5 0 Antarctic Regions QL491.6 1 Tropical Regions QL494 9 Anatomy & Morphology QL494.5 4 Metamorphosis QL495 35 Physiology QL496 55 Behavior. Social Life, Instinct QL496.2 0 Migration QL496.5 2 Sound & Production QL497 3 Miscellany & Curiosa 0 Apterygota QL503 6 Collembola QL503.4 0 Entotrophi (Diplura) QL503.6 0 Protura QL503.8 0 Thysanura QL505-505.42 2 Ephomeroptera (Plectoptera, Mayflies) 4 Blattaria (Cockroaches) 16 Orthoptora (Grasshoppers, Locusts, etc.)
QL485 Africa 0 QL487 Australia 5 QL487.5 New Zealand 0 QL489 Pacific Islands 1 QL491 Arctic Regions 0 QL491.5 Antarctic Regions 0 QL491.6 Tropical Regions 1 QL494 Anatomy & Morphology 9 QL494.5 Metamorphosis 4 QL495 Physiology 35 QL496 Behavior. Social Life, Instinct 55 QL496.2 Migration 0 QL496.5 Sound & Production 2 QL497 Miscellany & Curiosa 3 Apterygota 0 QL503 Collembola 6 QL503.4 Entotrophi (Diplura) 0 QL503.6 Protura 0 QL503.8 Thysanura 0 QL505-505.42 Ephomeroptera (Plectoptera, Mayflies) 2 Blattaria (Cockroaches) 4 Orthoptora (Grasshoppers, Locusts, etc.) 16