560 



INDEX 



oUvac^us, intcrniodiato host of 

 Schistosoma tiHuisoHiiiiBTii7A\,'2l7. 



Plasmodium, discovery, 7; cultiva- 

 tion, 9; 35; 149 159; species, 

 140-150; life history, Imnian 

 cycle, 150-154; relation to red 

 blood corpuscles, 150-151; mos- 

 quito cycle, 154-156; effects of 

 temperature on development in 

 mosquito, 150. 

 falciparum, 150-156; life history, 

 human cj'cle, 150-154; clogging 

 of capillaries, 152; sporulation, 

 152-153; numbers in blood, 153; 

 crescents, 154; mosquito cycle, 

 154-156; resistance to low tem- 

 peratures, 156. 

 inalaricp, 150; description, 157. 

 vivax, 150; resistance to low tem- 

 peratures, 156; description, 156. 



Platyhelminthes, 196-198. 



Plenciz, M. a., 6. 



Plerocercoid, nature of, 235. 



Pliny, 372. 



Plotz, H., 169, 397. 



Poliomyelitis, acute anterior, see In- 

 fantile paralysis. 



Pork, measly, 241; trichina in, 286, 

 287, 292; killing of trichina in, 

 295; inspection, 295-296; fit- 

 ness for food, 296-297. 



Pork tapeworm, sec Tirnia solium. 



PoToccphalus ariuillatua, 350-351. 

 crolali, 351. 

 moniliformis, 351. 



PonTcniNSKY, I. A., 487, 489, 490. 



PoiiTP;u, A., 123. 



Porto Rico, hookworm disease, 262; 

 unsanitary conditions, 266. 



Portuguese Slecjiing 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. 

 ohIusijHs, intermediate host of lung 

 fluke, 222. 



Potassium cyanide, for hydrocyanic 

 acid fumigation, 384. 



Potassium permanganate, for tropical 

 ulcer, 72. 



Pota.ssium sulphide, to destroy fleas, 

 422. 



Precipitins, 21. 



Price, J. D., 377. 



Phiksti.kv, it., 73. 



Privies, lack of, in warm countries, 

 266. 



Proglottid, 232. 



Prostitution, and syphilis, 61; munio- 

 il)al 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; da.ssification, 3.5-36; im- 

 portance, 37; discovery, 37. 



Protozoology, importance of, 37. 



Prowazekia, 115; 117-118. 



Prowazek's bodies, 194. 



Pseudopodia, 29. 



Pseudotyphus, 191-192. 



Psnrophora, larva" prey on Janthino- 

 soma larvie, 453. 



Psychodida?, 466. 



Ptilinium, 465. 



Pulex irritaus, jumping power, 405; 

 identification, 408; egg-laying 

 habits, 408; life cycle, 410; an<l 

 plague, 412; and infantile kala- 

 azar, 413; and Dipylidium citn- 

 iiiitni, 414; habits, etc., 414- 

 415. 



Pulicidie, 407. 



Punkies, .see Chironomidie. 



Puparium, 465. 



Pygidiimi, 404. 



Pij(fii>psj/lln (ili(il(r, 417. 



Pyorrhea, 140-146; im|)ortance, 1 1(1 

 relation of anieba' to, 142-144 

 relation <>f bacteria to, 143-144 

 prevciUion and treatment, 145- 

 140. 



