INDEX 



Abdomen of body-louse, 14 



of crab-louse, 78 



of head-louse, 69 

 African relapsing fever, 103 

 Alimentary canal, 15 

 American Red Cross Commission, 



116 



Anatomy of body-louse, Figs. 1 

 and 3, l!2 



of crab-louse, 77 



of head-louse. (.9 

 Anoplura, 1, 2 

 Antennae, 12 



Armies, disinfestation in, 45, 51, 

 64 



ideas on lice in, 6, 11, 46 



inspections in, 65 



louse-borne disease in, 113, 116, 

 118, 120, 122 



lousiness in, 41, US 

 Armpits. See Axillary hair 

 Aschenbach, 115 

 Axillary hair, crab-lice on, 79 



lice on, 65 



Bacot on disinfestors, 58 



on fecundity of body-louse, 32 

 on Pediculus humanus, 3, 69 

 on repellants, 60, 62 

 Baking oven disinfestor, 50 

 Barrel disinfestor, Fig. 10, 52, 54 

 Baths, not eradicating lousiness, 



5, 64 



Beard, crab-lice on, 79 

 Bed-bug contrasted with lice as 



regards rinding host, 36 

 infesting dwellings, 39 

 irritation of bite, 7 

 relapsing fever transmitted by, 



104 



Beds, disinfestation of, 64, 97 

 lice spread by, 36, 30 

 lice in, movements of, 97 

 Belts, impregnated, 60 



lice biting near, 27 

 Birch tar oil, 60 



Bites of lice, 6, 27, 41, 127 

 relapsing fever and, 104 

 trench fever and, 127 

 typhus and, 111 

 of tick, relapsing fever and, 103, 



104 



Biting lice, 1 

 Blaizot on typhus, 111 

 Blankets, eggs of louse on, 40 

 importance of disinfesting, 64, 



97 

 Blood of louse, 18 



relapsing fever conveyed by, 102 

 sucking lice, food of, 2 

 trench fever conveyed by, 126 

 typhus conveyed by, 110 

 Blue patches, crab-lice causing, 83 

 Body, inspection of, 64 

 Body hair, characters of, 79 

 eggs of lice on, 21, 42, 64 



crab-lice on, Fig. 7, 79, 81 

 lice infesting, 70, 75, 79 

 removal of, 64 

 shedding of, 81 

 Body-louse, anatomy of, external, 



Fig. 1, 12 



internal, Fig. 3, 15 

 breeding of, 31, 32 

 characters of, 11 

 diseases carried by. See Diseases 

 dissemination of, 34 

 eggs of. See Eggs 

 excreta of. See Excreta 

 feeding of, 27 



geographical distribution of, 43 

 habits of, 21 

 host, finding, 36 

 ignorance about, 4 

 increase of, causes of, 6, 41, 113 

 rate of, 32 

 winter, in, 43, 112 

 infestation, 41 . See also Infesta- 

 tion 

 interbreeding with head-louse, 



69 

 irritation caused by, 6 



