560 



INDEX 



ringeri, 220-224. 

 westermani. see P. ringeri. 



Paraguay, rattlesnakes and espun- 

 dia, 92, 471. 



Paralysis, general, result of syphilis, 

 53, 54; from tick bites, 358-359. 



Paramcecium, old age, 33. 



Paramphistomum cervi, 229. 



Paraplasma flavigenum, and yellow 

 fever, 184. 



Parasites, discoveries of, 7; life his- 

 tories discovered, 8; definition, 

 12; kinds of, 12-13; effects of 

 parasitism on, 14; effects on 

 hosts, 15-17; modes of infec- 

 tion and transmission, 17; geo- 

 graphic distribution, 18-19; 

 effects of temperature, 19; im- 

 munity to, 19-22; introduction 

 to virgin territory, 20; relation 

 to intermediate and to final 

 hosts, 450-451. 



Parasitic diseases, history of treat- 

 ment of, 8. 



Parasitidae, 333, 341. 



Parasitism, degrees of, 12; effects on 

 parasites, 14; origin among 

 mites, 332-333. 



Parasitology, importance of, 5; his- 

 tory of, 6-11. 



Paratyphoid, confused with Oroya 

 fever, 178. 



Paris, syphilis in, 50. 



PASTEUR, L., 7, 9, 20. 



Patagonia, Filaria bancrofti, 299. 



PATTON, W. S., 77, 377, 416; 521. 



PEACOCK, A. D., 7. 



Pedicidoides ventricosus, 337-339. 



Pediculus, hosts, 389, Rickettsia in, 



185-187. 



capitis, see P. humanus capitis. 



corporis, see P. humanus corporis. 



humanus capitis, 389, compared 



with corporis, 389-390, 394-395; 



394-396; habitat, 395; life 



history, 395; effects of bites, 



395-396; and typhus, 397; and 



relapsing fever, 398; and plague, 



399-400; dispersal, 400; reme- 

 dies, 401. 



humanus corporis, 389-394; com- 

 pared with capitis, 389-390, 

 394-395; and disease, 390, 397- 

 400; habitat, 390; life hktory, 

 391-393; habits, 393-394; ef- 

 fects of bites, 394; and typhus, 

 397-398, 186; and relapsing 

 fe.ver, 398-399, 44-46; and 

 trench fever, 399, 187-188; and 

 plague, 399-400; dispersal, 

 400; eradication, 401-403. 

 vestimenti see humanus corporis. 



Pedipalpi, 331. 



Pellagra, and blackflies, 483. 



Pelletririne, for tapeworm infections, 

 237. 



Pennyroyal, oil of, repellent for fleas, 

 422; for mosquitoes, 455. 



PENSCHKE, 420. 



Peppermint, oil of, repellent for 

 mosquitoes, 455. 



Pericoma towntvilhnsis, 466. 



Peripatus, 324. 



Persia, African relapsing fever, 44; 

 oriental sore, 85, 86; Ornitho- 

 dorus tholosani, 361; Argas persi- 

 cus, 364. 



Persian insect powder, see Pyre- 

 thrum insect powder. 



Peru uta, 86; oriental sore, 87; 

 Trichomonas pathogenic, 121; 

 Oroya fever, 176, 181, 472; lung 

 fluke, 224; breeding places of 

 phlebotomus flies, 468; Phle- 

 botomus verrucarum, 472, 473. 



Petroleum, for removal of ticks, 367; 

 for bugs, 383; emulsion for head 

 lice, 401; for body lice, 401, 

 402; for chigger wounds, 420; 

 for mosquitoes, 457; for mos- 

 quito larvae, 458. 



Phalangomyia debilis, and Oroya 

 fever, 181. 



Philcemon, 320. 



Philippine Islands, dengue, 182; 

 kedani, 190; Schistosoma jap- 



