INDEX 



561 



Pyrethrum insect powder, for ticks, 

 369; for mosquitoes, 456. 



Python, host of Porocephalus, 350, 

 351. 



Quack doctors, 4; and syphilis, 56. 

 Queensland, hookworm disease, 262. 

 Quinine, discovery and history, 8; 



for malaria, 163-164, 167. 

 Quininization, and prevention of 



malaria, 165, 166. 

 QuiHOS, D., 419, 420. 



Rabbits, Eiineria stiedoe of, in man, 

 172; susceptible to trichina, 288; 

 lAnguatula rhinaria, 349; and 

 bedbugs, 375; Echidnophaga gal- 

 linacea, 420. 



Rabies, 169; parasite of, 170, 194. 



Ransom, B. H., 238, 243, 286, 287, 

 292, 294, 295. 



Rdsahus, 382. 



Rat-bite fever, 69; cause of, 69-70; 

 treatment, 70. 



Rats, relapsing fever immunization, 

 47; reservoir of infectious jaun- 

 dice, 67-68; and infantile kala- 

 azar, 82; development of Try- 

 panosoma rhodesiense in, 97; 

 hosts of human intestinal 

 Protozoa, 116; and amebic dys- 

 entery, 137; and Hymenolepis 

 nana, 242-244; Hymenolepis di- 

 minuta, 244; development of 

 Ascaris in, 274-275; Hormo- 

 rhynchus moniliformis, 284; rela- 

 tion to trichiniasis, 287, 288, 296; 

 and bedbugs, 375; occasional 

 hosts of Pulex irritans, 414; 

 fleas, 417-418; Echidnophaga 

 gallinacea, 420. 



Rattlesnakes, Porocephalus crotali, 

 351. 



Redbugs, see Harvest mites. 



Redi, F., 6. 



Redia, 208-210. 



Red spider, 340. 



Reduviida;, 379. 



Reduvius, 382. 



Reed, W., 184, 443. 



Relapsing fever, 42-48; distribution, 

 42; spirochsetes of, 42, 46; trans- 

 mission, 43-46, 378, 399; nature 

 of, 46-47; mortality, 47; treat- 

 ment, 47; prevention, 47-48; 

 development in lice, 399. 



Repellents, for fleas, 423; for mos- 

 quitoes, 455; for phlebotomus 

 flies, 473; for chironomids, 477; 

 for tabanids, 489; for tsetse flies, 

 501. 



Reptiles, reservoirs of Leishmanian 

 diseases, 471; fed on by tsetse 

 flies, 494. 



R6umon, trypanosomes in Triatoma 

 rubrofasciata, 381. 



Rhinosporidium, 168; 173-174. 

 kinealyi, 173. 



Rhipicephalus, 366. 



Rhizoglyphus parasiticus, 340. 



Rhizopoda, see Sarcodina. 



Rhodesia, sleeping sickness, 94. 



Rhodnius prolixus, 382. 



Rhynchoprion, see Dermatophilus. 



Rhynchota, see Hemiptera. 



RiCKETTS, H. T., 8, 189, 397. 



Rickettsia prowazeki, and typhus, 169. 



RiDBWooD, W. G., 409. 



Rigg's disease, see Pyorrhea. 



Riley, W. V., 339, 474. 



RiNCONES, G., 451-452. 



Rio de Janeiro, reduction of yellow 

 fever, 183, 185; Triatoma vitti- 

 ceps, 381. 



Robertson, Miss, 99. 



RoCHA-LlMA, H., 169. 



ROCKEFELLEH, J. D., 268. 



Rockefeller Institute, 10. 



Rocky Mountain spotted fever, see 

 Spotted fever. 



Rodents, hosts of Trypanosoma cruzi, 

 112, 114; and spotted fever, 190, 

 191, 369; susceptible to Schisto- 

 soma infections, 215; hosts of 

 immature stages of Dermacentor 

 venustus, 362-363; and Tria- 



