Circular 23 - Reference Index 
29 
Horse flies 
breeding sources; 
control 8-25. 
disease transmitters 
8-24. 
Tab anus atratus F. 
(illus. )8-25. 
Hose (spray) 
care 20-25. 
couplings; clamps 
20-32. 
types; requirements 
20-24. 
Hot water 
use to control 
lice in clothing 
9-12. 
meat and cheese 
mites 5-8. 
Sarcoptes scabiei 
15-22. 
House centipede ( Scutig - 
era forceps Raf .7" 
"Habits.... 15-29. 
Houseflies 
control 8-5. 
eggs . . . . ( illus . ) 8-4 « 
female. . (illus. )8-3. 
latrines as breeding 
places 8-10. 
life history; habits 
8-3. 
maggots or larvae 
(illus. )8-4. 
materials used in 
control 
borax 
8-7, 8, 10; 21-10. 
fans and electro- 
cutors 8-11. 
fly sprays. .21-31. 
formalin 21-33. 
poisons; flypapers; 
swatters 8-14. 
pyrethrum sprays 
8-14; 21-66. 
screening 8-11. 
traps 8-11. 
prevention of breed- 
ing 8-5. 
garbage (care and 
disposal) 8-8, 
manure (chemical 
treatment ) . . . .8-8, 
.manure (disposal) 
8-5. 
sewage (disposal) 
8-10. 
protection 
commissaries; kit- 
chens; mess halls; 
quarters. . . . .3-11. 
pupae or "sleepers" 
(illus. )8-5. 
references 
8-32; 19-24. 
resemblance of stable 
flies 3-31; 17-3. 
transmit roundworms 
to horses 19-12. 
House spiders 
control .15-25. 
■ kinds 15-24. 
Human bot fly ( Derma - 
tobia hominus ) . . . 8-19 . 
adult. . . (illus. )8-20. 
common hosts; effects 
8-20. 
eggs attached to an- 
other fly (illus.) 
8-21. 
larva . . . ( illus . ) 8-22 . 
known as "berne" or 
"torcel" 8-20. 
