562 



INDEX 



Porocephalus armillatus, 350-351. 

 crotali, 351. 

 moniliformis, 351. 



PORTCHINSKY, I. A., 487, 489, 490. 



PORTER, A., 123. 



Porto Rico, hookworm disease, 262; 

 unsanitary conditions, 266. 



Portuguese Sleeping Sickness Com- 

 mission, extermination of sleep- 

 ing sickness on Island of Prin- 

 cipe, 108; eradication of tsetse 

 flies, 502. 



Potamon dehaanii, intermediate host 



of lung flukes, 222. 

 obtusipes, intermediate host of 

 lung fluke, 222. 



Potassium cyanide, for hydrocyanic 

 acid fumigation, 384. 



Potassium permanganate, for trop- 

 ical ulcer, 73c. 



Potassium sulphide, to destroy fleas, 

 422. 



Precipitins, 21. 



PRICE, J. D., 377. 



PRIESTLEY, H., 73D. 



Privies, lack of, in warm countries, 

 266. 



Procercoids, 246-247. 



Proglottid, 232. 



Prostitution, and syphilis, 61; 

 municipal control of, 61-62. 



Protista, 27. 



Protozoa, vs. Metazoa, 26-27; vs. 

 bacteria, 27; structure, 28-29; 

 organelles, 29-32; nutrition, 32; 

 reproduction, 32-34; life cycle, 

 33-34; immunity to drugs, 34- 

 35; classification, 35-36; im- 

 portance, 37; discovery, 37. 



Protozoology, importance of, 37. 



Prowazekella, 118. 



Prowazek's bodies, 193. 



Pseudopodia, 29. 



Pseudotyphus, 190. 



Psorophora, larvae prey on Janthino- 

 soma larvae, 453. 



Psychodidse, 466. 



Ptilinium, 465. 



Pulex irritans, jumping power, 405; 

 identification, 408; egg-laying 

 habits, 408; life cycle, 410; and 

 plague, 412; and infantile kala- 

 azar, 413; and Dipylidium can- 

 inum, 414; habits, etc., 414- 

 415. 



Pulicidse, 407. 



Punkies, see Chironomidse. 



Puparium, 465. 



Pygidium, 404. 



Pygiopsylla ahalce,, 417. 



Pyorrhea, 142-146s; importance, 

 142; relation of amebse to, 144- 

 146; relation of bacteria to, 

 145; prevention and treat- 

 ment, 146A-146B. 



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. 

 QUIROS, D., 419, 420. 



Rabbits, Eimeria stiedoe of, in man, 

 172; susceptible to trichina, 

 288; Lingualula rhinaria, 

 349; and bedbugs, 375; Echid- 

 nophaga gallinacea, 420. 



Rabies, 169; parasite of, 170, 191- 

 193. 



RANSOM, B. H., 238, 243, 274, 275, 

 286, 287, 292, 294, 295. 



Rasahus, 382. 



Rat-bite fever, 73-73A. 



Rats, relapsing fever immunization, 

 47; reservoir of infectious jaun- 

 dice, 67-68; and rat-bite fever, 

 73; Giardia of, 125; and in- 

 fantile kala-azar, 82; devel- 

 opment of Trypanosoma rhod- 

 esiense in, 97; hosts of human 



