516 
Siphon, respiratory, of mosquito larva, 88, 91 
Siphons, respiratory, of pupa of mosquito, 99, 
101, 102-103 
Sixth vein of mosquito wing, 61 
SKUSE on spread of Culex quinquefasciatus 
along railroads and by vessels, 347 
Slide mounts for mosquitoes, 182-183 
Smilax herbacea and S. hispida, flowers vis- 
ited by Aédes stimulans, 111 
Smirtu, A. C., experiment in control of yellow 
a by screening against mosquitoes, 
242 
SmirH, GEoRGE OTIs, on malaria as a check 
a field work of U. S. Geological Survey, 
23 
Smitu, Joun B., on breeding places of Ano- 
pheles, 219 
SmirH, JoHN B., on breeding places of Ano- 
pheles punctipennis and A. quadrimacu- 
latus, 222 
SmitH, JoHn B., on drainage of New Jersey 
salt-marshes and its value, 337-338 
Situ, JOHN B., on poison of mosquito bite, 
317-318 
SmirH, Joun B., on reduced value of real 
estate in mosquito-infested regions, 328- 
330 
SmiTH, JoHN B., on relative susceptibility of 
persons to mosquito poisoning, 318-319 
Smiru, JoHN B., on screening houses against 
mosquitoes, 359 
SmitTH, JoHn B., work against mosquitoes in 
New Jersey, 397-402 
Smoke as repellent against mosquitoes, 14, 17, 
18 
Smudges and fumigants against mosquitoes, 
367-376 
Snail (Limnea ovata), host of Distomum 
globiporum, 162 
Snakes, hosts of mosquitoes, 108 
Snoperass, R. E., study of thorax of Psoro- 
phora ciliata, 55-59 
Soap, effect on larve of yellow-fever mos- 
quito, 290 
Soap, moist, as remedy for mosquito bites, 
377 
Solidago canadensis, 8. juncea and 8. lanceo- 
lata, flowers visited by Aédes sylvestris, 
111-112 
Songs and hearing power of mosquitoes, 114- 
117 
Sounds, attraction of mosquitoes thereto, 116- 
117 
South America, geographical distribution of 
malaria, 234 
Sparrows, malarial disease, transmission by 
Culex quinquefasciatus, 106 
Spermathece and ducts of mosquito, 79 
Spermatheca of mosquito, histology, 83 
SPENSER, accounts of mosquitoes in “ Faerie 
Queene” and “ View of Ireland,” 9 
Sphagnum swamps, mosquito larve found 
therein, 148 
Spiders, enemies of mosquitoes, 175-176 
“Spinose” arrangement of scales of costal 
margin of mosquito, 73 
Spiracles of mosquito, 55, 67, 80 
INDEX 
Spirocheta parasite of Anopheles maculi- 
pennis, 160 
Spirocheta parasite of mosquitoes in India, 
Spirocheta culicis, parasite of mosquito, 160 
Spirogyra, food of Anopheles quadrimacula- 
tus larve, 150 
Sporoblasts, definition, 190 
Sporogonic cycle of malarial organism, defi- 
nition, 189 
Sporotrichum, effect on chinch bugs, 157 
Sporozoa in adult ovum of Anophelines, 83 
Sporozoa, parasites of mosquitoes, 159, 188 
Sporozoit of Plasmodium, possibility of he- 
reditary transmission to egg of mosquito, 
193 
Sporozoits, definition, 190 
Spots on integument of Anopheles and Aédes 
fuscus, 73 
Spring-hole mosquito, Culex melanurus, 154 
Springs as breeding places for Anopheles in 
Algeria, 220 
Spurs of tarsal joints of mosquito, 63 
Squirrels, hosts of Plasmodium, 189 
Staining slide preparations of malarial para- 
site, 191 
Steganopus tricolor, enemy of mosquitoes, 179 
Stegoconops, claws, 64 
Stegoconops, hatching of eggs of species 
breeding in tree-holes, 145 
Stegoconops larve inhabiting sea-water and 
fresh water, 150 
Stegoconops, larval habits of species which 
breed in hollow trees, 147 
Stegoconops, palpi, 53 
Stegoconops, species breeding in water in 
broken ends of bamboo, 149 
Stegoconops albomaculatus, claws, 65 
Stegoconops albomaculatus, palpi, 53 
Stegoconops capricorni, claws, 65 
Stegoconops equinus, palpi, 53 
Stegomyia “ brigade” in Havana, work, 429- 
430 
Stegomyia, untenability of generic concept, 6 
Stegomyia calopus (see also Stegomyia fasci- 
ata, Aédes calopus and Yellow-fever mos- 
quito). 
Stegomyia calopus, escape from 16-mesh wire 
screen, 364 
Stegomyia fasciata (see also Stegomyia cal- 
opus, Aédes calopus and Yellow-fever 
mosquito). 
Stegomyia fasciata, breeding places, 223 
Stegomyia fasciata in Egypt, 428 
Stegomyia fasciata, macrosomia and mic- 
rosomia, 361-362 
Stegomyia pagens, breeding places, 223 
Stellate hairs of Anopheles larva, 229 
Stellate tufts of Anopheles larva, 91 
STEPHENS and CHRISTOPHERS on anatomy, in- 
ternal, of female Anopheles, 75-83 
STEPHENS and CHRISTOPHERS on a prophylac- 
tic method against malaria at Accra, 
Gold Coast, 200-202 
Sternum of abdomen of mosquito, 67 
Sticklebacks, practical use as enemies of mos- 
quitoes, 403, 408 
Stigmata of air-cavity of mosquito pupa, 100 
