518 



GNATS OR MOSQUITOES 



Glass larvrc, 63. 

 Gonapophyses, 66, 110. 

 Government quarters in India, 232, 

 Grey gnat, 5 ; mosquito, 439. 

 Ground colouring, 8. 



H. 



Habitat of mosquitoes, chap, vii., on, 



112. 

 Haymagogus, wing (illust.), 509. 

 Hairs on antennse, function of, 80, 81. 

 Halteres, 1, 12, 66, 68, 89 ; function of, 



89. 

 Hardening and staining insect tissues, 



85. 

 Hatching out larvae, 28. 

 Haunts, favourite, of mosquito, 20. 

 Hazeline for bites, 234. 

 Head of imago, 7, 9, 78, illust. of, 8, 



84, 97 ; of larvoe, 43, 59, 01, 63 ; of 



pupa, 67. 

 Hearing, organs of, in imago, 80, 89; 



in larva, 56. 

 Heart of larva, 45. 

 Hepatic glands of larva, 45. 

 Horse-fly's " tongue," 81, 82. 

 Humeri, 11. 

 Hybernating female, abdomen of 



(illust.), 91. 

 Hybernation of larvtc, 131, 135, 130 ; 



of the adult insect, 140, 141. 

 Hybernation, southern limit of, 143. 

 Hygiene, personal, 225. 

 Hypopharynx, 11, 82, 83, 85, 93, 90. 

 Hypopygium, 13. 



Identification of species, chap, x., on, 

 264. 



Imago, digestive system of (illust.), 95. 

 Sec Mosquito. 



Imbedding apparatus where gas is un- 

 obtainable, 36. 



Tncisura axillaris, 16. 



Incisurcc abdominis, 13, 51. 



India, Cidicidcc of, 248. 



Insect-box described, 25. 



Insect-collecting a fascinating hobbv, 

 20. 



Insecticides, see Larvicide. 



Inundation canals, malaria-producing 

 ofTcct of, 191. 



Iodine, tincture of, for bites, 235. 



Irrigation and mosquitoes, 183 ; de- 

 scribed, 185. 



Isolation of healthy persons, 235 ; of 

 malarious patients, 214. 



Jalkumi, a water plant. 179. 



Japan, Culicidcz in, 250. 



Jungles, malarial influence of, 183. 



K. 



KachcJta drains, 218. 



Kerosene as a larvicide, 217, 225, 226, 



234. 

 Killing-bottle for insect collecting, 23. 

 Kunkar, a kind of soil, 175. 



Labella, 10. 



Labial palps, 86 ; of blow-fly, 81 ; of 

 mosquito, 83. 



Labium conveying filariae, 94 ; of imago, 

 10 ; of larvae, 47 ; of mosquito, 83. 



Labrum of imago. 11, 61, 63 ; of larva, 

 44, 47, 58; of mosquito, 83, 84, 93, 

 94 ; of sand-fly, 82. 



Larva, Acarus on, 151 ; anatomy of, 

 chap, iii., on, 40, illust., 39; brain 

 of, 62 ; breeding of, apparatus for, 

 28; detection of, in puddles, 118, 

 128; eye of (illust.), 39; food of, 

 116, 129-131 ; generic characters of, 

 chap, iv., on, 58, 253; hatching out 

 of, apparatus for, 29 ; head of, 1 ; 

 moulting of, 131 ; mounting for 

 microscope, 33 ; of Anopheles, 60, 

 130 ; of Corethra, 63 ; of Mochlonyx, 

 58; parasite on, 151, illust., 160; 

 plate of, 57 ; posture of, 120, illust., 

 128, 130 ; resistance of, 132, 133, 223. 



"Larvicide," name of an aniline pro- 

 duct, 224. 



Larvicides, fish as, 150 ; kerosene as, 

 217 ; use of, 219 ; various, 223, 224. 



Lateral stigmatic cords of larva, 50. 



Laveran's parasite, 116. 



Laying eggs, method of 123. 



