Breeding, situations favouring, 101-102 _Culex_, _see that title_ Danger of encouraging, near dwellings, 2-3 Disease carriers, as, 22, 93 Eggs, depositing of, 94-95; diagram of various forms of, 95 Food of, distinction between male and female as to, 94 Geographical distribution of, 101 Habits of, 93-94 Larval existence, duration of period of, 98, 99 Life history of, 94 _et seq._ Light and heat, tolerance of, 100-101, 116, 117 Malaria, relation to, 90, 92, 93 Midges distinguished from, 93 _Myzorrhynchus sinensis_, figure of larvæ of, 97 Nets, patterns of, 87, 123-125 _Panoplites_, figure of eggs of, 95 Perpetuation of the species, maintenance of, during winter months, 99-100 Protection against-- Breeding places, destruction of, 108-112 Dress, modifying, as a protection, 117-118 Gauze bags, by means of, 115 Houses, precautions to be taken in, 113-115 Italian method of protecting houses, 118-123 Light--a protective agent, 100-101, 116-117 Ointments, &c., by means of, 116 Rainy season, prevalence during, 102, 104, 125 _Stegomyia_, _see that title_ Travelling, incapability of, 100 Mutton, 54 _Myzorrhynchus sinensis_, figure of larva of, 97 Naini Thal, water supply of, 37 Naphthol β, administration of, in infantile diarrhœa, 151 Natal, head covering in, 29 Natives of tropical countries, unclean habits of, 63-64, 181 _Neem_ tree, leaves of, mosquitoes destroyed by burning, 114 Negroes, 145 Nettle-rash, 77 Nuttall _cited_, 95 Oatmeal porridge, 79 Onions, 58 Ophthalmia, protection of children from, 34 Opium, administration of, in dysentery, 146, 148