INDEX 
Wasp enemies of mosquitoes, 171 
Wasp stings, remedy, 377: " 
Water beetles resistant to larvicide of Isth- 
mian Canal Commission, 387 
Water, brackish, breeding’ of yellow-fever 
mosquito therein, 289-290 
Water charged with animal refuse and fecal 
ie mosquitoes that breed therein, 
o 
Water cress. (See Nasturtium officinale.) 
Water, drinking, supposed purity of that in 
which Culex or Aédes larve occur, 152 
Water, fresh, mosquito larve occurring 
therein 149-150 
Water fowl, probable hosts of Culex erythro- 
thoraz, 107 
Water from snows, habits of mosquito larve 
found therein, 146 
Water in broken ends of bamboo, mosquitoes 
breeding therein, 149 
Water in bromeliads, habits of mosquito 
larve found therein, 147-148 
Water in cocoanut and cacao husks, mosqui- 
toes breeding therein, 149 ie 
Water in crab-holes, mosquito larye found 
therein, 149 
Water in hollow trees, habils of mosquito 
larve found therein, 147 
Water in salt-marshes, habits of mosquito 
larve found therein, 147 
Water isolated by leaves of reeds, mosquitoes 
breeding therein, 149 . 
Water, permanent bodies, habits of mosquito” 
larve occurring therein, 147 
Water plants deterrent to mosquito larve, 
417-421 
Water, saline, mosquito larve occurring 
therein, 149-150 
ae spring, mosquito larva living therein, 
54 
Water, temporary deposits on arid or semi- 
arid plains, habits of larve found therein, 
146-147 
Watermelon, food of mosquitoes, 108 
Weaver, A. Dr P., on attraction of mosquitoes 
to sounds, 116-117 
SS H. C., on value of drainage work, 335- 
Whip-poor-will (Antrostomus vociferus), en- 
emy of mosquitoes, 178 
“Whirligig beetles.” (See Gyrinide.) 
WHITE, GILBERT, on swarming habits of Ne- 
mocera, 125 
WauitnEey, Mirton, on value of reclaimed 
swamp land, 331-332 
Wipney, J. P., on irrigation and malaria, 239- 
240 
Witucocks, F. C., on aerial dances of male 
mosquitoes, 129 
Wituiston on palpi of Diptera, 51 
Willow catkins frequented by Aédes spenceri, 
112 
Willow catkins frequented by mosquitoes, 111 
Wing processes, notal, of mesothorax of mos- 
quito, 58 
Wing processes, 
mosquito, 58 
Wing processes, 
pleural, of mesothorax of 
pleural, of metathorax of 
mosquito, 59 
519 
Wing, shape, of mosquito, 62 
Wing veins of mosquito, 60-61 
Wing vestiture of mosquito, 72-73 
Wings of mosquito, 60-62 
Wings of pupa of mosquito, 101 
Wind, influence on dispersal of mosquitoes, 
339-345 
Wolfia arhiza (see also Lemna arrhiza). 
Wolfia arhiza, deterrent to mosquito larve, 
419-420 
Wricut, J. O., on the swamp and overflowed 
lands of the United States, 333-335 
Wyeomyia, food of larve, 151 
Wyeomyia, habits of larve, 149 
Wyeomyia larve, mode of feeding, 153 
Wyeomyia larve, where to find them, 184 
Wyeomyia, mouth-parts of larva, 96 
Wyeomyia, species from Trinidad and Pan- 
ama, eggs and their disposal, 145 
Wyeomyia circumcincta, claws, 66 
Wyeomyia circumcincta, respiratory trum- 
pets of pupa, 103 
Wyeomyia codiocampa, abdomen, shape in 
female, 68 
Wyeomyia eloisa, male genitalia, 70 
Wyeomyia smithii, adaptation of larve to 
single habitat—the leaves of the pitcher- 
plant, 148 
Wyeomyia smithii, claws, 66 
Wyeomyia smithit eggs and their disposal, 
145 
Wyeomyia smithii, food of larve, 151 
Wyeomyia smithii, hibernation of larva, 120, 
154 
Wyeomyia smithii not a blood-sucker, 110 
Wyeomyia-trinidadensis, claws, 66 
Wyman, Watter, letter to L. O. Howard on 
time of activity of yellow-fever mosquito, 
268 
| Yeast, Myzxococcidium stegomyie, and yellow 
fever, 256-257 
Yeasts, their réle in the bodies of mosquitoes, 
158-159 
Yellow fever, 241-303 
Yellow fever and its transmission, work of 
' Marchoux and Simond, 246-252 
Yellow fever and mosquitoes in Panama, 431- 
432 
Yellow fever and mosquitoes in Rio de Jan- 
eiro, 432-435 
Yellow fever and mosquitoes in Vera Cruz 
and Mexico generally, 435-436 
Yellow fever, causative organism, search 
therefor, 255-258 
Yellow fever, deaths in New Orleans, 1847- 
1905, 254 
Yellow fever, deaths in Rio de Janeiro, 1872 
to August, 1909, 434-435 
Yellow fever, deaths in United States in dif- 
ferent years, 325-326 
Yellow fever in Europe, 301-303 
Yellow fever, Laredo outbreak of 1903, 252-- 
258 ; 
Yellow fever, loss therefrom, 325-326 
Yellow fever, micro-organism producing it 
still undiscovered, probably too minute 
to be seen by microscope, 245 
